{"title":"Rocks \u0026 Minerals","description":"Dive into geology with your own rock and mineral collection!","products":[{"product_id":"34_geologic-time-scale-multi-packs-10-25-or-50","title":"Geologic Time Scale (10 pack)","description":"\u003cp data-start=\"0\" data-end=\"243\"\u003eCornerstone’s \u003cstrong data-start=\"14\" data-end=\"59\"\u003efull-color Biblical Geological Time Scale\u003c\/strong\u003e provides a clear and accessible understanding of how geological events fit within a biblical timeline, presenting Earth history as thousands of years old rather than billions.\u003c\/p\u003e\n\u003cp data-start=\"245\" data-end=\"453\"\u003eOn the right side, the chart organizes geological units in relation to \u003cstrong data-start=\"316\" data-end=\"391\"\u003eCreation Week, the pre-Flood world, the Flood, and the post-Flood world\u003c\/strong\u003e, making it easy to see how major events align with Scripture.\u003c\/p\u003e\n\u003cp data-start=\"455\" data-end=\"718\"\u003eOn the left side, the chart shows the standard old-Earth interpretation of these same units. This side-by-side layout helps you translate information commonly found in secular books and videos into a timeline that is built first and foremost on the Bible.\u003c\/p\u003e\n\u003cp data-start=\"720\" data-end=\"992\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThe back of the chart includes a clearly written and helpful explanation of why the geological column is a real and useful tool for studying geology, and how Christians can thoughtfully place rocks and fossils within Earth’s history in a way that honors Scripture.\u003c\/p\u003e\n\u003cp\u003e*30% off plus FREE shipping when ordering 50 or more!\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41655793189064,"sku":"","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_c9dadf18-9ad9-4216-8c11-4bf3cfd0388f.jpg?v=1654781972"},{"product_id":"37_igneous-rock-kit","title":"Igneous Rock Kit - 16 Specimen Collection","description":"\u003ch2 data-end=\"270\" data-start=\"226\"\u003eIgneous Rock Kit – 16 Specimen Collection\u003c\/h2\u003e\n\u003cp data-end=\"658\" data-start=\"272\"\u003e\u003cstrong data-end=\"306\" data-start=\"272\"\u003eCornerstone’s Igneous Rock Kit\u003c\/strong\u003e is a focused and high-quality collection of \u003cstrong data-end=\"382\" data-start=\"351\"\u003ereal igneous rock specimens\u003c\/strong\u003e, hand-selected from the United States and around the world. With \u003cstrong data-end=\"471\" data-start=\"448\"\u003e16 numbered samples\u003c\/strong\u003e, this kit offers students and geology enthusiasts an engaging way to study rocks formed from molten material and to understand the processes behind volcanic and intrusive rock formation.\u003c\/p\u003e\n\u003cp data-end=\"986\" data-start=\"660\"\u003eThe collection features a broad range of \u003cstrong data-end=\"759\" data-start=\"701\"\u003eattractive, distinctive, and educational igneous rocks\u003c\/strong\u003e, making it ideal for Earth science studies, geology courses, and hands-on classification activities. Each specimen is chosen for clarity and durability, allowing learners to easily observe texture, grain size, and composition.\u003c\/p\u003e\n\u003ch3 data-end=\"1023\" data-start=\"988\"\u003eIgneous Rock Specimens Included\u003c\/h3\u003e\n\u003cul data-end=\"1280\" data-start=\"1024\"\u003e\n\u003cli data-end=\"1036\" data-start=\"1024\"\u003e\n\u003cp data-end=\"1036\" data-start=\"1026\"\u003eObsidian\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1069\" data-start=\"1037\"\u003e\n\u003cp data-end=\"1069\" data-start=\"1039\"\u003eSnowflake Obsidian (tumbled)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1080\" data-start=\"1070\"\u003e\n\u003cp data-end=\"1080\" data-start=\"1072\"\u003ePumice\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1101\" data-start=\"1081\"\u003e\n\u003cp data-end=\"1101\" data-start=\"1083\"\u003eRhyolite (green)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1120\" data-start=\"1102\"\u003e\n\u003cp data-end=\"1120\" data-start=\"1104\"\u003eRhyolite (tan)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1134\" data-start=\"1121\"\u003e\n\u003cp data-end=\"1134\" data-start=\"1123\"\u003eBentonite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1154\" data-start=\"1135\"\u003e\n\u003cp data-end=\"1154\" data-start=\"1137\"\u003eGranite (white)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1173\" data-start=\"1155\"\u003e\n\u003cp data-end=\"1173\" data-start=\"1157\"\u003eGranite (pink)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1195\" data-start=\"1174\"\u003e\n\u003cp data-end=\"1195\" data-start=\"1176\"\u003eGranite Pegmatite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1207\" data-start=\"1196\"\u003e\n\u003cp data-end=\"1207\" data-start=\"1198\"\u003eSyenite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1220\" data-start=\"1208\"\u003e\n\u003cp data-end=\"1220\" data-start=\"1210\"\u003eAndesite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1232\" data-start=\"1221\"\u003e\n\u003cp data-end=\"1232\" data-start=\"1223\"\u003eDiorite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1243\" data-start=\"1233\"\u003e\n\u003cp data-end=\"1243\" data-start=\"1235\"\u003eScoria\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1254\" data-start=\"1244\"\u003e\n\u003cp data-end=\"1254\" data-start=\"1246\"\u003eBasalt\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1265\" data-start=\"1255\"\u003e\n\u003cp data-end=\"1265\" data-start=\"1257\"\u003eGabbro\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1280\" data-start=\"1266\"\u003e\n\u003cp data-end=\"1280\" data-start=\"1268\"\u003ePeridotite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1679\" data-start=\"1282\"\u003eThe \u003cstrong data-end=\"1316\" data-start=\"1286\"\u003egenerously sized specimens\u003c\/strong\u003e, approximately \u003cstrong data-end=\"1351\" data-start=\"1332\"\u003e1–2 inches each\u003c\/strong\u003e, are organized in a \u003cstrong data-end=\"1422\" data-start=\"1372\"\u003ecompartmented tray inside a sturdy storage box\u003c\/strong\u003e, making the kit suitable for years of study and repeated use. Included with the kit are \u003cstrong data-end=\"1530\" data-start=\"1511\"\u003enumbered labels\u003c\/strong\u003e, a \u003cstrong data-end=\"1564\" data-start=\"1534\"\u003edetailed information sheet\u003c\/strong\u003e, and a \u003cstrong data-end=\"1605\" data-start=\"1572\"\u003efull-color geologic timescale\u003c\/strong\u003e that presents Earth history within a \u003cstrong data-end=\"1678\" data-start=\"1643\"\u003ebiblical, young-Earth framework\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"2065\" data-start=\"1681\"\u003eClear explanations help students understand whether each rock type is associated with \u003cstrong data-end=\"1823\" data-start=\"1767\"\u003eCreation Week, Noah’s Flood, or post-Flood processes\u003c\/strong\u003e, providing meaningful context alongside scientific observation. The Igneous Rock Kit is an excellent choice for anyone seeking a \u003cstrong data-end=\"2005\" data-start=\"1953\"\u003ecomprehensive, organized igneous rock collection\u003c\/strong\u003e that combines academic clarity with a thoughtful worldview.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"2065\" data-start=\"1681\"\u003e \u003c\/p\u003e\n\u003cp\u003eWant to make the most of your kit? Consider adding a \u003cspan style=\"text-decoration: underline; color: #37b5ff;\"\u003e\u003ca style=\"color: #37b5ff; text-decoration: underline;\" href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=da241752a\u0026amp;_ss=r\"\u003eGeology Testing Kit\u003c\/a\u003e\u003c\/span\u003e to learn more about your rocks and how to identify them out in the field. \u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659817427144,"sku":"","price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/igneous.jpg?v=1654279457"},{"product_id":"38_sedimentary-rock-kit","title":"Sedimentary Rock Kit - 16 Sample Collection","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69729e2c-cf08-8333-b06d-f93cc3e56182-16\" data-testid=\"conversation-turn-64\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"6ece4bba-2e4a-4607-8fd2-b6af67914b32\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"227\" data-end=\"275\"\u003eSedimentary Rock Kit – 16 Specimen Collection\u003c\/h2\u003e\n\u003cp data-start=\"277\" data-end=\"702\"\u003e\u003cstrong data-start=\"277\" data-end=\"315\"\u003eCornerstone’s Sedimentary Rock Kit\u003c\/strong\u003e is a carefully curated collection of \u003cstrong data-start=\"353\" data-end=\"388\"\u003ereal sedimentary rock specimens\u003c\/strong\u003e, featuring \u003cstrong data-start=\"400\" data-end=\"441\"\u003e16 numbered and hand-selected samples\u003c\/strong\u003e sourced from across the United States and beyond. This kit showcases a wide variety of \u003cstrong data-start=\"529\" data-end=\"591\"\u003eattractive, distinctive, and educational sedimentary rocks\u003c\/strong\u003e, making it an excellent resource for Earth science studies, geology courses, and hands-on rock identification.\u003c\/p\u003e\n\u003cp data-start=\"704\" data-end=\"1035\"\u003eSedimentary rocks provide valuable insight into \u003cstrong data-start=\"752\" data-end=\"813\"\u003edeposition, compaction, cementation, and fossil formation\u003c\/strong\u003e, and this collection allows students to observe these processes through clear, representative examples. The specimens highlight clastic, chemical, and organic sedimentary rocks commonly studied in Earth science curricula.\u003c\/p\u003e\n\u003ch3 data-start=\"1037\" data-end=\"1076\"\u003eSedimentary Rock Specimens Included\u003c\/h3\u003e\n\u003cul data-start=\"1077\" data-end=\"1365\"\u003e\n\u003cli data-start=\"1077\" data-end=\"1093\"\u003e\n\u003cp data-start=\"1079\" data-end=\"1093\"\u003eConglomerate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1094\" data-end=\"1113\"\u003e\n\u003cp data-start=\"1096\" data-end=\"1113\"\u003eSandstone (red)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1114\" data-end=\"1134\"\u003e\n\u003cp data-start=\"1116\" data-end=\"1134\"\u003eSandstone (gray)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1135\" data-end=\"1154\"\u003e\n\u003cp data-start=\"1137\" data-end=\"1154\"\u003eSiltstone (red)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1155\" data-end=\"1171\"\u003e\n\u003cp data-start=\"1157\" data-end=\"1171\"\u003eShale (gray)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1189\"\u003e\n\u003cp data-start=\"1174\" data-end=\"1189\"\u003eShale (black)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1190\" data-end=\"1209\"\u003e\n\u003cp data-start=\"1192\" data-end=\"1209\"\u003eBituminous coal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1210\" data-end=\"1232\"\u003e\n\u003cp data-start=\"1212\" data-end=\"1232\"\u003eDiatomaceous earth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1233\" data-end=\"1260\"\u003e\n\u003cp data-start=\"1235\" data-end=\"1260\"\u003eFossiliferous limestone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1261\" data-end=\"1272\"\u003e\n\u003cp data-start=\"1263\" data-end=\"1272\"\u003eCoquina\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1273\" data-end=\"1287\"\u003e\n\u003cp data-start=\"1275\" data-end=\"1287\"\u003eTravertine\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1288\" data-end=\"1301\"\u003e\n\u003cp data-start=\"1290\" data-end=\"1301\"\u003eDolostone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1302\" data-end=\"1315\"\u003e\n\u003cp data-start=\"1304\" data-end=\"1315\"\u003eAlabaster\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1316\" data-end=\"1329\"\u003e\n\u003cp data-start=\"1318\" data-end=\"1329\"\u003eRock salt\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1330\" data-end=\"1355\"\u003e\n\u003cp data-start=\"1332\" data-end=\"1355\"\u003eBanded iron formation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1356\" data-end=\"1365\"\u003e\n\u003cp data-start=\"1358\" data-end=\"1365\"\u003eChert\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1367\" data-end=\"1773\"\u003eThe \u003cstrong data-start=\"1371\" data-end=\"1401\"\u003egenerously sized specimens\u003c\/strong\u003e, approximately \u003cstrong data-start=\"1417\" data-end=\"1436\"\u003e1–2 inches each\u003c\/strong\u003e, are organized in a \u003cstrong data-start=\"1457\" data-end=\"1507\"\u003ecompartmented tray inside a sturdy storage box\u003c\/strong\u003e, making the kit suitable for years of repeated use and easy reference. Included with the kit are \u003cstrong data-start=\"1605\" data-end=\"1624\"\u003enumbered labels\u003c\/strong\u003e, a \u003cstrong data-start=\"1628\" data-end=\"1658\"\u003edetailed information sheet\u003c\/strong\u003e, and a \u003cstrong data-start=\"1666\" data-end=\"1699\"\u003efull-color geologic timescale\u003c\/strong\u003e that presents Earth history within a \u003cstrong data-start=\"1737\" data-end=\"1772\"\u003ebiblical, young-Earth framework\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1775\" data-end=\"2126\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eClear explanations help students understand whether each sedimentary rock formed \u003cstrong data-start=\"1856\" data-end=\"1898\"\u003eduring Noah’s Flood or after the Flood\u003c\/strong\u003e, adding meaningful historical interpretation alongside scientific observation. The Sedimentary Rock Kit is an excellent choice for anyone seeking a \u003cstrong data-start=\"2047\" data-end=\"2092\"\u003ecomprehensive sedimentary rock collection\u003c\/strong\u003e for education or long-term study.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center;\"\u003e \u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eWant to make the most of your kit? Consider adding a \u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=da241752a\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #37b5ff; text-decoration: underline;\"\u003eGeology Testing Kit \u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003eto learn more about your rocks and learn to identify them out in the field. \u003c\/span\u003e\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659825455304,"sku":"","price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/sedimentary.jpg?v=1654279188"},{"product_id":"39_metamorphic-rock-kit","title":"Metamorphic Rock Kit - 16 Specimen Collection","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69729e2c-cf08-8333-b06d-f93cc3e56182-15\" data-testid=\"conversation-turn-62\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"7750e13f-dbae-4acd-8557-e04379f2da19\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"179\" data-end=\"227\"\u003eMetamorphic Rock Kit – 16 Specimen Collection\u003c\/h2\u003e\n\u003cp data-start=\"229\" data-end=\"657\"\u003e\u003cstrong data-start=\"229\" data-end=\"267\"\u003eCornerstone’s Metamorphic Rock Kit\u003c\/strong\u003e is a comprehensive collection of \u003cstrong data-start=\"301\" data-end=\"336\"\u003ereal metamorphic rock specimens\u003c\/strong\u003e, featuring \u003cstrong data-start=\"348\" data-end=\"389\"\u003e16 numbered and hand-selected samples\u003c\/strong\u003e sourced from the United States and around the world. This kit showcases a wide range of \u003cstrong data-start=\"478\" data-end=\"540\"\u003eattractive, distinctive, and educational metamorphic rocks\u003c\/strong\u003e, making it an excellent resource for Earth science studies, geology courses, and hands-on classification activities.\u003c\/p\u003e\n\u003cp data-start=\"659\" data-end=\"936\"\u003eThe collection allows students to explore how \u003cstrong data-start=\"705\" data-end=\"749\"\u003eheat, pressure, and geological processes\u003c\/strong\u003e transform existing rocks into new forms. With clear examples of foliation, recrystallization, and mineral alignment, learners can easily compare textures and structures across specimens.\u003c\/p\u003e\n\u003ch3 data-start=\"938\" data-end=\"977\"\u003eMetamorphic Rock Specimens Included:\u003c\/h3\u003e\n\u003cul data-start=\"978\" data-end=\"1251\"\u003e\n\u003cli data-start=\"978\" data-end=\"992\"\u003e\n\u003cp data-start=\"980\" data-end=\"992\"\u003eGray slate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"993\" data-end=\"1006\"\u003e\n\u003cp data-start=\"995\" data-end=\"1006\"\u003eRed slate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1007\" data-end=\"1019\"\u003e\n\u003cp data-start=\"1009\" data-end=\"1019\"\u003ePhyllite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1020\" data-end=\"1035\"\u003e\n\u003cp data-start=\"1022\" data-end=\"1035\"\u003eMica schist\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1036\" data-end=\"1048\"\u003e\n\u003cp data-start=\"1038\" data-end=\"1048\"\u003eGneiss I\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1049\" data-end=\"1062\"\u003e\n\u003cp data-start=\"1051\" data-end=\"1062\"\u003eGneiss II\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1063\" data-end=\"1078\"\u003e\n\u003cp data-start=\"1065\" data-end=\"1078\"\u003eAmphibolite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1079\" data-end=\"1091\"\u003e\n\u003cp data-start=\"1081\" data-end=\"1091\"\u003eEclogite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1092\" data-end=\"1108\"\u003e\n\u003cp data-start=\"1094\" data-end=\"1108\"\u003eLapis lazuli\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1109\" data-end=\"1122\"\u003e\n\u003cp data-start=\"1111\" data-end=\"1122\"\u003eQuartzite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1123\" data-end=\"1142\"\u003e\n\u003cp data-start=\"1125\" data-end=\"1142\"\u003eMarble (orange)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1143\" data-end=\"1161\"\u003e\n\u003cp data-start=\"1145\" data-end=\"1161\"\u003eMarble (white)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1162\" data-end=\"1181\"\u003e\n\u003cp data-start=\"1164\" data-end=\"1181\"\u003eAnthracite coal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1182\" data-end=\"1209\"\u003e\n\u003cp data-start=\"1184\" data-end=\"1209\"\u003eGreenstone (metabasalt)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1210\" data-end=\"1226\"\u003e\n\u003cp data-start=\"1212\" data-end=\"1226\"\u003eSerpentinite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1227\" data-end=\"1251\"\u003e\n\u003cp data-start=\"1229\" data-end=\"1251\"\u003eSoapstone (steatite)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1253\" data-end=\"1658\"\u003eThe \u003cstrong data-start=\"1257\" data-end=\"1287\"\u003egenerously sized specimens\u003c\/strong\u003e, approximately \u003cstrong data-start=\"1303\" data-end=\"1322\"\u003e1–2 inches each\u003c\/strong\u003e, are neatly organized in a \u003cstrong data-start=\"1350\" data-end=\"1400\"\u003ecompartmented tray within a sturdy storage box\u003c\/strong\u003e, making the kit suitable for long-term use and repeated study. Included with the kit are \u003cstrong data-start=\"1490\" data-end=\"1509\"\u003enumbered labels\u003c\/strong\u003e, a \u003cstrong data-start=\"1513\" data-end=\"1543\"\u003edetailed information sheet\u003c\/strong\u003e, and a \u003cstrong data-start=\"1551\" data-end=\"1584\"\u003efull-color geologic timescale\u003c\/strong\u003e that presents Earth history within a \u003cstrong data-start=\"1622\" data-end=\"1657\"\u003ebiblical, young-Earth framework\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1660\" data-end=\"2034\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eClear explanations help students understand whether each rock type is associated with \u003cstrong data-start=\"1746\" data-end=\"1802\"\u003eCreation Week, Noah’s Flood, or post-Flood processes\u003c\/strong\u003e, providing meaningful historical context alongside scientific observation. The Metamorphic Rock Kit is an excellent choice for anyone seeking a \u003cstrong data-start=\"1947\" data-end=\"2006\"\u003ecomplete and well-organized metamorphic rock collection\u003c\/strong\u003e for education or reference.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cspan style=\"background-color: rgb(255, 255, 255); color: rgb(0, 0, 0);\"\u003eWant to make the most of your kit? Consider adding a \u003c\/span\u003e\u003cspan style=\"background-color: rgb(255, 255, 255); color: rgb(17, 86, 232);\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=da241752a\u0026amp;_ss=r\" style=\"text-decoration: underline; color: rgb(17, 86, 232);\"\u003eGeology Testing Kit\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"background-color: rgb(255, 255, 255); color: rgb(0, 0, 0);\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=da241752a\u0026amp;_ss=r\" style=\"color: rgb(0, 0, 0); text-decoration: underline;\"\u003e\u003c\/a\u003e\u003c\/span\u003e to learn more about your rocks and how to identify them out in the field. \u003c\/span\u003e\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659828764872,"sku":"","price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/metamorphic.jpg?v=1654278823"},{"product_id":"40_complete-rock-collection","title":"Complete Igneous Sedimentary and Metamorphic Rock Collection - 48 Specimens","description":"\u003cp data-start=\"219\" data-end=\"287\"\u003e\u003cstrong data-start=\"219\" data-end=\"287\"\u003eComplete Geological Rock Collection – Comprehensive 48-Specimen Student Set\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"289\" data-end=\"688\"\u003eThe \u003cstrong data-start=\"293\" data-end=\"321\"\u003eComplete Rock Collection\u003c\/strong\u003e is the most \u003cstrong data-start=\"334\" data-end=\"397\"\u003ecomprehensive, full-scale student rock collection available\u003c\/strong\u003e, making it an outstanding choice for homeschool families, classrooms, and serious geology students. Designed to rival and exceed the rock sets used in \u003cstrong data-start=\"555\" data-end=\"619\"\u003eintroductory college-level geology and Earth science courses\u003c\/strong\u003e, this collection provides an unmatched hands-on learning experience.\u003c\/p\u003e\n\u003cp data-start=\"690\" data-end=\"1097\"\u003eWith \u003cstrong data-start=\"695\" data-end=\"725\"\u003e48 numbered rock specimens\u003c\/strong\u003e, this kit offers broad and balanced coverage of \u003cstrong data-start=\"774\" data-end=\"821\"\u003eigneous, sedimentary, and metamorphic rocks\u003c\/strong\u003e, giving students the opportunity to study rock formation, classification, texture, and composition in depth. Each specimen is carefully selected to represent key rock types commonly referenced in Earth science curricula, ensuring both academic rigor and real-world relevance.\u003c\/p\u003e\n\u003cp data-start=\"1099\" data-end=\"1445\"\u003eEvery rock in the collection is paired with \u003cstrong data-start=\"1143\" data-end=\"1179\"\u003edetailed educational information\u003c\/strong\u003e, including classification, composition, and common uses. From practical players to exotic uses and locations, the Complete Rock Collection allows students to dig deep into geology through observation, comparison, and analysis. \u003c\/p\u003e\n\u003ch3 data-start=\"1447\" data-end=\"1466\"\u003eWhat’s Included\u003c\/h3\u003e\n\u003cp data-start=\"1467\" data-end=\"1519\"\u003eThis complete set contains \u003cstrong data-start=\"1494\" data-end=\"1518\"\u003ethree full rock kits\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-start=\"1521\" data-end=\"1603\"\u003e\n\u003cli data-start=\"1521\" data-end=\"1545\"\u003e\n\u003cp data-start=\"1523\" data-end=\"1545\"\u003e\u003cstrong data-start=\"1523\" data-end=\"1543\"\u003eIgneous Rock Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1546\" data-end=\"1574\"\u003e\n\u003cp data-start=\"1548\" data-end=\"1574\"\u003e\u003cstrong data-start=\"1548\" data-end=\"1572\"\u003eSedimentary Rock Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1575\" data-end=\"1603\"\u003e\n\u003cp data-start=\"1577\" data-end=\"1603\"\u003e\u003cstrong data-start=\"1577\" data-end=\"1601\"\u003eMetamorphic Rock Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1605\" data-end=\"1748\"\u003eTogether, these kits form a \u003cstrong data-start=\"1633\" data-end=\"1659\"\u003e48-specimen collection\u003c\/strong\u003e that supports long-term study, reference, and repeated use across multiple grade levels.\u003c\/p\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%; text-align: center;\"\u003e\u003cstrong\u003eIgneous Rock Kit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%; text-align: center;\"\u003e\u003cstrong\u003eSedimentary Rock Kit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%; text-align: left;\"\u003e\u003cstrong\u003eMetamorphic Rock Kit\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%; text-align: left;\"\u003eObsidian\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%; text-align: left;\"\u003eConglomerate\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%; text-align: left;\"\u003eSlate (Gray)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eSnowflake Obsidian (Tumbled)\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eSandstone (Red)r\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eSlate (Red)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003ePummice\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eSandstone (Gray)\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003ePhyllite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eRhyolite (Green)\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eSiltstone (Red)\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eMica Schist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eRhyolite (Tan)\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eShale (Gray)\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eGneiss I\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eBentonite\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eShale (Black)\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eGneiss II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eGranite (White)\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eBituminous Coal\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eAmphibolite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eGranite (Pink)\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eDiatomaceous Earth\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eEclogite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eGranite Pegmatite\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eFossiliferous Limestone\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eLapis Lazuli\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eSyenite\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eCoquina\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eQuartzite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eAndesite\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eTravertine\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eMarble (Orange)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eDiorite\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eDolostone\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eMarble (White)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eScoria\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eAlabaster\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eAnthracite Coal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eBasalt\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eRock Salt\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eGreenstone (Metabasalt)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003eGabbro\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eBanded Iron Formation\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eSerpentinite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31%;\"\u003ePeridotite\u003c\/td\u003e\n\u003ctd style=\"width: 34.2044%;\"\u003eChert\u003c\/td\u003e\n\u003ctd style=\"width: 27.7956%;\"\u003eSoapstone (Steatite)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWant to make the most of your kit? Consider adding a \u003cspan style=\"text-decoration: underline; color: #37b5ff;\"\u003e\u003ca style=\"color: #37b5ff; text-decoration: underline;\" href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=0701a27fa\u0026amp;_ss=r\"\u003eGeology Testing Kit\u003c\/a\u003e\u003c\/span\u003e to learn more about your rocks and how to identify them out in the field. \u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659812708552,"sku":"","price":73.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/complete.jpg?v=1654279748"},{"product_id":"42_deluxe-collection","title":"Deluxe Rock Mineral and Fossil Kit - 60 Specimen Collection","description":"\u003cp data-start=\"213\" data-end=\"278\"\u003e\u003cstrong data-start=\"213\" data-end=\"278\"\u003eDeluxe Geology Collection – Rocks, Minerals, \u0026amp; Fossils (60 Specimens)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"280\" data-end=\"575\"\u003eThe \u003cstrong data-start=\"284\" data-end=\"305\"\u003eDeluxe Collection\u003c\/strong\u003e is an outstanding, all-in-one geology set for the \u003cstrong data-start=\"356\" data-end=\"377\"\u003ebudding scientist\u003c\/strong\u003e. With a total of \u003cstrong data-start=\"395\" data-end=\"420\"\u003e60 numbered specimens\u003c\/strong\u003e, this collection gives students a strong, hands-on understanding of the most important \u003cstrong data-start=\"508\" data-end=\"540\"\u003erocks, minerals, and fossils\u003c\/strong\u003e found in God’s wonderful creation.\u003c\/p\u003e\n\u003cp data-start=\"577\" data-end=\"924\"\u003eDesigned for \u003cstrong data-start=\"590\" data-end=\"637\"\u003ehomeschool families, classrooms, and co-ops\u003c\/strong\u003e, the Deluxe Collection brings together three carefully curated kits to provide broad coverage of earth science concepts while remaining approachable for students. The generously sized specimens make identification easier, encourage careful observation, and hold up well to repeated use.\u003c\/p\u003e\n\u003ch3 data-start=\"926\" data-end=\"945\"\u003eWhat’s Included\u003c\/h3\u003e\n\u003cp data-start=\"946\" data-end=\"1001\"\u003eThe Deluxe Collection combines \u003cstrong data-start=\"977\" data-end=\"1000\"\u003ethree complete kits\u003c\/strong\u003e:\u003cstrong data-start=\"1005\" data-end=\"1030\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1003\" data-end=\"1097\"\u003e\n\u003cli\u003e\u003cspan style=\"color: #37b5ff;\"\u003e\u003ca style=\"color: #37b5ff;\" href=\"https:\/\/cornerstone-edsupply.com\/products\/3_deluxe-fossil-kit?_pos=3\u0026amp;_sid=54892435a\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eThe Deluxe Fossil Kit\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan style=\"color: #37b5ff;\"\u003e\u003ca style=\"color: #37b5ff;\" href=\"https:\/\/cornerstone-edsupply.com\/products\/5_deluxe-mineral-kit?_pos=2\u0026amp;_sid=54892435a\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eThe Deluxe Mineral Kit\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #37b5ff;\"\u003e\u003ca style=\"color: #37b5ff;\" href=\"https:\/\/cornerstone-edsupply.com\/products\/1_introductory-rock-kit?_pos=1\u0026amp;_sid=6abaa1e27\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eThe Introductory Rock Kit\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003cstrong data-start=\"1066\" data-end=\"1095\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1099\" data-end=\"1471\"\u003eEach kit includes \u003cstrong data-start=\"1117\" data-end=\"1139\"\u003enumbered specimens\u003c\/strong\u003e, \u003cstrong data-start=\"1141\" data-end=\"1172\"\u003edetailed information sheets\u003c\/strong\u003e, and \u003cstrong data-start=\"1178\" data-end=\"1200\"\u003elabeling materials\u003c\/strong\u003e to help students organize their studies and build confidence in identification and classification. The collection also includes \u003cstrong data-start=\"1329\" data-end=\"1376\"\u003eCornerstone’s biblical geological timescale\u003c\/strong\u003e, presenting Earth history in a \u003cstrong data-start=\"1408\" data-end=\"1433\"\u003eyoung-Earth framework\u003c\/strong\u003e consistent with a biblical worldview.\u003c\/p\u003e\n\u003cp data-start=\"1473\" data-end=\"1708\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eWith clear explanations, durable specimens, and comprehensive coverage, the Deluxe Collection is ideal for \u003cstrong data-start=\"1580\" data-end=\"1629\"\u003eupper elementary through high school students\u003c\/strong\u003e and provides a solid foundation for ongoing geology and Earth science studies.\u003c\/p\u003e\n\u003cp style=\"text-align: left;\"\u003eWant to make the most of your kit? Consider adding a\u003cspan style=\"color: #37b5ff;\"\u003e \u003ca style=\"color: #37b5ff;\" href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=0701a27fa\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eGeology Testing Kit\u003c\/span\u003e\u003c\/a\u003e \u003c\/span\u003eto learn more about your specimens and learn to identify them out in the field. \u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659801927880,"sku":"","price":86.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_80543e20-d9fc-410d-9a7e-499ecff20de1.jpg?v=1654266350"},{"product_id":"43_university-collection","title":"University Geology Collection","description":"\u003ch2 data-end=\"68\" data-start=\"0\"\u003eUniversity Collection – 92 Specimen Rocks, Minerals \u0026amp; Fossils Set\u003c\/h2\u003e\n\u003cp data-end=\"432\" data-start=\"70\"\u003eThe \u003cstrong data-end=\"99\" data-start=\"74\"\u003eUniversity Collection\u003c\/strong\u003e is a comprehensive, \u003cstrong data-end=\"159\" data-start=\"120\"\u003ecollegiate-level geology collection\u003c\/strong\u003e featuring a total of \u003cstrong data-end=\"206\" data-start=\"181\"\u003e92 numbered specimens\u003c\/strong\u003e—all at a lower cost than comparable university rock and fossil sets. Designed for serious study and long-term use, this collection brings together Cornerstone’s most complete specimen kits into one powerful learning resource.\u003c\/p\u003e\n\u003cp data-end=\"463\" data-start=\"434\"\u003eThis all-in-one set includes:\u003c\/p\u003e\n\u003cul data-end=\"599\" data-start=\"464\"\u003e\n\u003cli data-end=\"489\" data-start=\"464\"\u003e\n\u003cp data-end=\"489\" data-start=\"466\"\u003e\u003cstrong data-end=\"487\" data-start=\"466\"\u003eDeluxe Fossil Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"516\" data-start=\"490\"\u003e\n\u003cp data-end=\"516\" data-start=\"492\"\u003e\u003cstrong data-end=\"514\" data-start=\"492\"\u003eDeluxe Mineral Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"541\" data-start=\"517\"\u003e\n\u003cp data-end=\"541\" data-start=\"519\"\u003e\u003cstrong data-end=\"539\" data-start=\"519\"\u003eIgneous Rock Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"570\" data-start=\"542\"\u003e\n\u003cp data-end=\"570\" data-start=\"544\"\u003e\u003cstrong data-end=\"568\" data-start=\"544\"\u003eSedimentary Rock Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"599\" data-start=\"571\"\u003e\n\u003cp data-end=\"599\" data-start=\"573\"\u003e\u003cstrong data-end=\"597\" data-start=\"573\"\u003eMetamorphic Rock Kit\u003c\/strong\u003e\u003cstrong data-end=\"597\" data-start=\"573\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"857\" data-start=\"601\"\u003eLinks to these kits can be found here: \u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/3_deluxe-fossil-kit?_pos=1\u0026amp;_sid=ac396015c\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #37b5ff; text-decoration: underline;\"\u003eDeluxe Fossil Kit\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/5_deluxe-mineral-kit?_pos=3\u0026amp;_sid=fcafad6ac\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #37b5ff; text-decoration: underline;\"\u003eDeluxe Mineral Kit\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e,\u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/37_igneous-rock-kit?_pos=1\u0026amp;_sid=d13564350\u0026amp;_ss=r\"\u003e \u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #37b5ff; text-decoration: underline;\"\u003eIgneous Kit\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e, \u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/38_sedimentary-rock-kit?_pos=1\u0026amp;_sid=38c8496a6\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #37b5ff; text-decoration: underline;\"\u003eSedimentary Kit\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e, and \u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/39_metamorphic-rock-kit?_pos=1\u0026amp;_sid=b80039bfb\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: #37b5ff; text-decoration: underline;\"\u003eMetamorphic Kit\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp data-end=\"857\" data-start=\"601\"\u003eTogether, these kits provide broad and balanced coverage of \u003cstrong data-end=\"693\" data-start=\"661\"\u003erocks, minerals, and fossils\u003c\/strong\u003e, making the University Collection ideal for advanced Earth science students, educators, collectors, and anyone seeking a \u003cstrong data-end=\"856\" data-start=\"815\"\u003ethorough geology reference collection\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"1241\" data-start=\"859\"\u003eEach included kit comes with \u003cstrong data-end=\"910\" data-start=\"888\"\u003enumbered specimens\u003c\/strong\u003e, \u003cstrong data-end=\"935\" data-start=\"912\"\u003eidentification keys\u003c\/strong\u003e, \u003cstrong data-end=\"959\" data-start=\"937\"\u003eclear descriptions\u003c\/strong\u003e, and \u003cstrong data-end=\"1012\" data-start=\"965\"\u003eCornerstone’s Biblical Geological Timescale\u003c\/strong\u003e, helping users understand classification, composition, and Earth history within a \u003cstrong data-end=\"1130\" data-start=\"1095\"\u003ebiblical, young-Earth framework\u003c\/strong\u003e. The carefully selected specimens are well suited for comparison, classification, and repeated hands-on study.\u003c\/p\u003e\n\u003cp data-end=\"1421\" data-start=\"1243\"\u003eTo take your studies even further, consider adding a \u003cstrong data-end=\"1319\" data-start=\"1296\"\u003eGeology Testing Kit\u003c\/strong\u003e to perform hardness, streak, magnetism, and other field-style identification tests on your specimens.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1582\" data-start=\"1423\"\u003eA true cornerstone for advanced geology learning, the University Collection offers \u003cstrong data-end=\"1561\" data-start=\"1506\"\u003edepth, organization, and academic-quality specimens\u003c\/strong\u003e in one complete set.\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659790459080,"sku":"","price":137.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_b090bb5c-8fe1-4999-9164-159dda1e678a.jpg?v=1655382548"},{"product_id":"149_fools-gold-panning-activity","title":"Fool's Gold Panning Activity","description":"\u003ch2 data-end=\"54\" data-start=\"0\"\u003eFool’s Gold Panning Activity – Pyrite Discovery Set\u003c\/h2\u003e\n\u003cp data-end=\"357\" data-start=\"56\"\u003eLet the kids experience the excitement of \u003cstrong data-end=\"134\" data-start=\"98\"\u003epanning for fool’s gold (pyrite)\u003c\/strong\u003e with this fun, \u003cstrong data-end=\"185\" data-start=\"150\"\u003esingle-use geology activity set\u003c\/strong\u003e. Each set includes a \u003cstrong data-end=\"243\" data-start=\"207\"\u003e4-cup bag of mixed soil and rock\u003c\/strong\u003e containing \u003cstrong data-end=\"287\" data-start=\"255\"\u003edozens of real pyrite grains\u003c\/strong\u003e, giving young explorers a hands-on way to search, sift, and discover.\u003c\/p\u003e\n\u003cp data-end=\"579\" data-start=\"359\"\u003ePerfect for science activities, outdoor learning, parties, or rainy-day exploration, this activity introduces basic concepts of \u003cstrong data-end=\"528\" data-start=\"487\"\u003emineral identification and separation\u003c\/strong\u003e while keeping the experience playful and engaging.\u003c\/p\u003e\n\u003ch3 data-end=\"611\" data-start=\"581\"\u003eHow to Pan for Fool’s Gold\u003c\/h3\u003e\n\u003col data-end=\"1123\" data-start=\"612\"\u003e\n\u003cli data-end=\"738\" data-start=\"612\"\u003e\n\u003cp data-end=\"738\" data-start=\"615\"\u003eFind something to sift through the dirt with—no fancy equipment needed. At Cornerstone, we like to use \u003cstrong data-end=\"735\" data-start=\"718\"\u003ealuminum pans\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"844\" data-start=\"739\"\u003e\n\u003cp data-end=\"844\" data-start=\"742\"\u003ePour a portion of the dirt into the pan. We recommend working with \u003cstrong data-end=\"841\" data-start=\"809\"\u003eabout ⅓ of the bag at a time\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"936\" data-start=\"845\"\u003e\n\u003cp data-end=\"936\" data-start=\"848\"\u003eAdd water until the mixture is loose and easy to move—\u003cstrong data-end=\"922\" data-start=\"902\"\u003ethinner than mud\u003c\/strong\u003e works best.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1123\" data-start=\"937\"\u003e\n\u003cp data-end=\"1123\" data-start=\"940\"\u003eSlowly swirl the pan in a circular motion. As the watery dirt spills gently over the sides, heavier materials remain—\u003cstrong data-end=\"1122\" data-start=\"1057\"\u003erevealing the shiny fool’s gold and other rocks at the bottom\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1287\" data-start=\"1125\"\u003eThis panning set is a great way to spark curiosity, encourage observation, and bring a classic geology experience to life with \u003cstrong data-end=\"1286\" data-start=\"1252\"\u003ereal pyrite and real discovery\u003c\/strong\u003e. \u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":40075530469576,"sku":"","price":3.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_01f5e752-e6e5-4715-925c-d6327405e2ed.jpg?v=1654616213"},{"product_id":"154_mineral-replacement-set","title":"Mineral Replacement Set","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69729e2c-cf08-8333-b06d-f93cc3e56182-39\" data-testid=\"conversation-turn-110\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"e74f4a99-aff8-4948-b1e4-cb205431a67b\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"0\" data-end=\"65\"\u003eMineral Replacement Set – Soft Minerals for Testing Activities\u003c\/h2\u003e\n\u003cp data-start=\"67\" data-end=\"358\"\u003eDuring hands-on testing activities, some minerals \u003cstrong data-start=\"117\" data-end=\"152\"\u003ebreak, flake, or crumble easily\u003c\/strong\u003e—that’s part of their natural physical properties. The \u003cstrong data-start=\"207\" data-end=\"234\"\u003eMineral Replacement Set\u003c\/strong\u003e is designed to replace those commonly damaged specimens so students can continue testing and learning without interruption.\u003c\/p\u003e\n\u003cp data-start=\"360\" data-end=\"520\"\u003eThis set includes \u003cstrong data-start=\"378\" data-end=\"427\"\u003eone replacement specimen of each soft mineral\u003c\/strong\u003e, numbered to match \u003cstrong data-start=\"447\" data-end=\"483\"\u003eCornerstone’s Deluxe Mineral Kit\u003c\/strong\u003e for easy organization and reference.\u003c\/p\u003e\n\u003ch3 data-start=\"522\" data-end=\"543\"\u003eIncluded Minerals\u003c\/h3\u003e\n\u003cul data-start=\"544\" data-end=\"636\"\u003e\n\u003cli data-start=\"544\" data-end=\"563\"\u003e\n\u003cp data-start=\"546\" data-end=\"563\"\u003e#6 Biotite mica\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"564\" data-end=\"578\"\u003e\n\u003cp data-start=\"566\" data-end=\"578\"\u003e#7 Calcite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"579\" data-end=\"593\"\u003e\n\u003cp data-start=\"581\" data-end=\"593\"\u003e#10 Sulfur\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"594\" data-end=\"613\"\u003e\n\u003cp data-start=\"596\" data-end=\"613\"\u003e#13 Kaolin clay\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"614\" data-end=\"636\"\u003e\n\u003cp data-start=\"616\" data-end=\"636\"\u003e#15 Muscovite mica\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"638\" data-end=\"907\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThese minerals are frequently used in \u003cstrong data-start=\"676\" data-end=\"725\"\u003ehardness, streak, and physical property tests\u003c\/strong\u003e, where breakage is expected and educational. The Mineral Replacement Set helps keep your collection complete and ready for continued \u003cstrong data-start=\"859\" data-end=\"906\"\u003ehands-on geology and mineral identification\u003c\/strong\u003e. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":40075530698952,"sku":"","price":7.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_e810c3d6-5e6e-4b7c-a984-9092b2dd7e27.jpg?v=1661976194"},{"product_id":"1_introductory-rock-kit","title":"Introductory Rock Kit with Igneous Sedimentary and Metamorphic Samples - 16 Specimen Collection","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69729e2c-cf08-8333-b06d-f93cc3e56182-12\" data-testid=\"conversation-turn-56\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"8a1ffc5a-c99e-448b-a23e-f05788644210\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"182\" data-end=\"231\"\u003eIntroductory Rock Kit – 16 Specimen Collection\u003c\/h2\u003e\n\u003cp data-start=\"233\" data-end=\"620\"\u003eThe \u003cstrong data-start=\"237\" data-end=\"262\"\u003eIntroductory Rock Kit\u003c\/strong\u003e is a well-rounded starting point for students and Earth science learners who want a clear, hands-on introduction to \u003cstrong data-start=\"379\" data-end=\"426\"\u003eigneous, sedimentary, and metamorphic rocks\u003c\/strong\u003e. Featuring \u003cstrong data-start=\"438\" data-end=\"481\"\u003e16 numbered and hand-selected specimens\u003c\/strong\u003e from across the United States, this collection represents each of the \u003cstrong data-start=\"552\" data-end=\"573\"\u003emajor rock groups\u003c\/strong\u003e commonly studied in geology and Earth science.\u003c\/p\u003e\n\u003cp data-start=\"622\" data-end=\"974\"\u003eWith a balanced mix of familiar and distinctive rock types, the kit allows students to compare formation processes, textures, and composition while building foundational classification skills. The specimens are selected for durability and visual clarity, making them ideal for repeated study in classrooms, homeschool settings, or personal collections.\u003c\/p\u003e\n\u003ch3 data-start=\"976\" data-end=\"1003\"\u003eRock Specimens Included\u003c\/h3\u003e\n\u003cul data-start=\"1004\" data-end=\"1250\"\u003e\n\u003cli data-start=\"1004\" data-end=\"1016\"\u003e\n\u003cp data-start=\"1006\" data-end=\"1016\"\u003eObsidian\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1017\" data-end=\"1028\"\u003e\n\u003cp data-start=\"1019\" data-end=\"1028\"\u003eGranite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1029\" data-end=\"1039\"\u003e\n\u003cp data-start=\"1031\" data-end=\"1039\"\u003eBasalt\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1040\" data-end=\"1061\"\u003e\n\u003cp data-start=\"1042\" data-end=\"1061\"\u003eGranite pegmatite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1062\" data-end=\"1072\"\u003e\n\u003cp data-start=\"1064\" data-end=\"1072\"\u003ePumice\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1073\" data-end=\"1092\"\u003e\n\u003cp data-start=\"1075\" data-end=\"1092\"\u003eBituminous coal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1093\" data-end=\"1104\"\u003e\n\u003cp data-start=\"1095\" data-end=\"1104\"\u003eCoquina\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1105\" data-end=\"1118\"\u003e\n\u003cp data-start=\"1107\" data-end=\"1118\"\u003eSandstone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1119\" data-end=\"1132\"\u003e\n\u003cp data-start=\"1121\" data-end=\"1132\"\u003eSiltstone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1133\" data-end=\"1160\"\u003e\n\u003cp data-start=\"1135\" data-end=\"1160\"\u003eFossiliferous limestone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1161\" data-end=\"1188\"\u003e\n\u003cp data-start=\"1163\" data-end=\"1188\"\u003eGreenstone (metabasalt)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1189\" data-end=\"1204\"\u003e\n\u003cp data-start=\"1191\" data-end=\"1204\"\u003eMica schist\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1205\" data-end=\"1215\"\u003e\n\u003cp data-start=\"1207\" data-end=\"1215\"\u003eGneiss\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1216\" data-end=\"1225\"\u003e\n\u003cp data-start=\"1218\" data-end=\"1225\"\u003eSlate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1226\" data-end=\"1236\"\u003e\n\u003cp data-start=\"1228\" data-end=\"1236\"\u003eMarble\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1237\" data-end=\"1250\"\u003e\n\u003cp data-start=\"1239\" data-end=\"1250\"\u003eQuartzite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1252\" data-end=\"1641\"\u003eThe \u003cstrong data-start=\"1256\" data-end=\"1286\"\u003egenerously sized specimens\u003c\/strong\u003e, approximately \u003cstrong data-start=\"1302\" data-end=\"1321\"\u003e1.5 inches each\u003c\/strong\u003e, are \u003cstrong data-start=\"1327\" data-end=\"1351\"\u003eindividually labeled\u003c\/strong\u003e and organized in a \u003cstrong data-start=\"1371\" data-end=\"1421\"\u003ecompartmented tray inside a sturdy storage box\u003c\/strong\u003e, ensuring long-term durability and easy reference. The kit also includes a \u003cstrong data-start=\"1497\" data-end=\"1527\"\u003edetailed information sheet\u003c\/strong\u003e and a \u003cstrong data-start=\"1534\" data-end=\"1567\"\u003efull-color geologic timescale\u003c\/strong\u003e that presents Earth history within a \u003cstrong data-start=\"1605\" data-end=\"1640\"\u003ebiblical, young-Earth framework\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1643\" data-end=\"2028\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eClear explanations guide students in understanding whether each rock type is associated with \u003cstrong data-start=\"1736\" data-end=\"1792\"\u003eCreation Week, Noah’s Flood, or post-Flood processes\u003c\/strong\u003e, helping connect physical evidence with historical interpretation. The Introductory Rock Kit is an excellent choice for anyone seeking a \u003cstrong data-start=\"1930\" data-end=\"1972\"\u003ecomprehensive beginner rock collection\u003c\/strong\u003e that balances scientific study with meaningful context.\u003c\/p\u003e\n\u003cp data-start=\"1643\" data-end=\"2028\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cp\u003eWant to make the most of your kit? Consider adding a Geology Testing Kit to learn more about your rocks and how to identify them out in the field. \u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659784855752,"sku":"RK04","price":26.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/rock_61aa87ce-adc6-471a-a526-1b8dd117d080.jpg?v=1654266657"},{"product_id":"3_deluxe-fossil-kit","title":"Deluxe Fossil Kit - 20 Specimen Collection","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69729e2c-cf08-8333-b06d-f93cc3e56182-8\" data-testid=\"conversation-turn-48\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"d0b37bea-3498-44c4-9ca4-bafbf30e30df\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"243\" data-end=\"281\"\u003eThe Top Collection for Real Fossils\u003c\/h2\u003e\n\u003cp data-start=\"283\" data-end=\"729\"\u003eThe \u003cstrong data-start=\"287\" data-end=\"308\"\u003eDeluxe Fossil Kit\u003c\/strong\u003e is a comprehensive collection of \u003cstrong data-start=\"342\" data-end=\"367\"\u003ereal fossil specimens\u003c\/strong\u003e designed for students, educators, collectors, and anyone seeking a high-quality introduction to paleontology and Earth science. Featuring \u003cstrong data-start=\"506\" data-end=\"534\"\u003e20 hand-selected fossils\u003c\/strong\u003e from around the world, this kit represents an exceptional range of \u003cstrong data-start=\"602\" data-end=\"651\"\u003eplant, animal, protist, and bacterial fossils\u003c\/strong\u003e, making it one of the most well-rounded student fossil collections available.\u003c\/p\u003e\n\u003cp data-start=\"731\" data-end=\"1108\"\u003eEach specimen is carefully chosen for clarity, educational value, and durability, giving learners an authentic opportunity to study fossil structure, classification, and preservation. The fossils are securely housed in a \u003cstrong data-start=\"952\" data-end=\"1002\"\u003ecompartmented tray inside a sturdy storage box\u003c\/strong\u003e, making the set ideal for long-term study, repeated classroom or homeschool use, and organized reference.\u003c\/p\u003e\n\u003ch3 data-start=\"1110\" data-end=\"1130\"\u003eFossils Included\u003c\/h3\u003e\n\u003cul data-start=\"1131\" data-end=\"1613\"\u003e\n\u003cli data-start=\"1131\" data-end=\"1145\"\u003e\n\u003cp data-start=\"1133\" data-end=\"1145\"\u003eBrachiopod\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1146\" data-end=\"1178\"\u003e\n\u003cp data-start=\"1148\" data-end=\"1178\"\u003e\u003cem data-start=\"1148\" data-end=\"1158\"\u003eTricites\u003c\/em\u003e sp. (foraminifer)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1179\" data-end=\"1199\"\u003e\n\u003cp data-start=\"1181\" data-end=\"1199\"\u003e\u003cem data-start=\"1181\" data-end=\"1193\"\u003eBelemnites\u003c\/em\u003e sp.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1200\" data-end=\"1231\"\u003e\n\u003cp data-start=\"1202\" data-end=\"1231\"\u003e\u003cem data-start=\"1202\" data-end=\"1214\"\u003eArchimedes\u003c\/em\u003e sp. (bryozoan)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1232\" data-end=\"1248\"\u003e\n\u003cp data-start=\"1234\" data-end=\"1248\"\u003ePlant fossil\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1249\" data-end=\"1270\"\u003e\n\u003cp data-start=\"1251\" data-end=\"1270\"\u003eCrinoid stems (2)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1271\" data-end=\"1283\"\u003e\n\u003cp data-start=\"1273\" data-end=\"1283\"\u003eAmmonite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1284\" data-end=\"1302\"\u003e\n\u003cp data-start=\"1286\" data-end=\"1302\"\u003ePetrified wood\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1303\" data-end=\"1321\"\u003e\n\u003cp data-start=\"1305\" data-end=\"1321\"\u003e\u003cem data-start=\"1305\" data-end=\"1315\"\u003eGryphaea\u003c\/em\u003e sp.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1322\" data-end=\"1354\"\u003e\n\u003cp data-start=\"1324\" data-end=\"1354\"\u003e\u003cem data-start=\"1324\" data-end=\"1336\"\u003eAcastoides\u003c\/em\u003e sp. (trilobite)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1355\" data-end=\"1374\"\u003e\n\u003cp data-start=\"1357\" data-end=\"1374\"\u003eShark teeth (2)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1375\" data-end=\"1410\"\u003e\n\u003cp data-start=\"1377\" data-end=\"1410\"\u003e\u003cem data-start=\"1377\" data-end=\"1400\"\u003ePorocystis globularis\u003c\/em\u003e (algae)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1411\" data-end=\"1448\"\u003e\n\u003cp data-start=\"1413\" data-end=\"1448\"\u003e\u003cem data-start=\"1413\" data-end=\"1432\"\u003eOrbitolina texana\u003c\/em\u003e (foraminifer)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1449\" data-end=\"1458\"\u003e\n\u003cp data-start=\"1451\" data-end=\"1458\"\u003eAmber\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1459\" data-end=\"1490\"\u003e\n\u003cp data-start=\"1461\" data-end=\"1490\"\u003e\u003cem data-start=\"1461\" data-end=\"1473\"\u003eHeteraster\u003c\/em\u003e sp. (echinoid)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1491\" data-end=\"1520\"\u003e\n\u003cp data-start=\"1493\" data-end=\"1520\"\u003eCyanophyta (stromatolite)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1521\" data-end=\"1555\"\u003e\n\u003cp data-start=\"1523\" data-end=\"1555\"\u003eClam fossil with internal cast\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1556\" data-end=\"1569\"\u003e\n\u003cp data-start=\"1558\" data-end=\"1569\"\u003eRay tooth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1570\" data-end=\"1613\"\u003e\n\u003cp data-start=\"1572\" data-end=\"1613\"\u003e\u003cem data-start=\"1572\" data-end=\"1587\"\u003eElimia tenera\u003c\/em\u003e (snail) with snail cast\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1615\" data-end=\"1672\"\u003e\u003cem data-start=\"1615\" data-end=\"1672\"\u003eSpecimen types may vary slightly based on availability.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp data-start=\"1674\" data-end=\"1996\"\u003eThis fossil kit also includes a \u003cstrong data-start=\"1706\" data-end=\"1736\"\u003edetailed information sheet\u003c\/strong\u003e and a \u003cstrong data-start=\"1743\" data-end=\"1776\"\u003efull-color geologic timescale\u003c\/strong\u003e, presenting Earth history within a \u003cstrong data-start=\"1812\" data-end=\"1847\"\u003ebiblical, young-Earth framework\u003c\/strong\u003e. Clear explanations help students understand fossil formation and placement within Earth’s history, making this kit both informative and meaningful.\u003c\/p\u003e\n\u003cp data-start=\"1998\" data-end=\"2261\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eWhether used in a homeschool setting, classroom, or personal collection, the Deluxe Fossil Kit is an excellent choice for anyone looking for a \u003cstrong data-start=\"2141\" data-end=\"2181\"\u003ecomprehensive real fossil collection\u003c\/strong\u003e that combines scientific study, durability, and thoughtful educational context. \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cspan\u003eWant to make the most of your kit? Consider adding a\u003cspan style=\"color: #37b5ff;\"\u003e \u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/18_hand-lens?_pos=1\u0026amp;_sid=00fcde7c8\u0026amp;_ss=r\" style=\"color: #37b5ff;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eCornerstone Hand Lens\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e or \u003cspan style=\"color: #37b5ff;\"\u003e\u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=19b446138\u0026amp;_ss=r\" style=\"color: #37b5ff;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eGeology Testing Kit\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e to get a better look at your fossils and their awesome features. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\n\u003cem\u003ePair this kit with the great book\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/cornerstone-edsupply.com\/collections\/fossils\/products\/fossils-and-the-flood\" rel=\"noopener noreferrer\" target=\"_blank\"\u003e\u003cstrong\u003eFossils and the Flood\u003c\/strong\u003e \u003c\/a\u003efor a fantastic unit study on paleontology, plus you'll save $5.\u003c\/em\u003e\u003cspan style=\"color: #085294;\"\u003e\u003cspan style=\"font-size: 30px; text-align: left; font-style: italic;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/h3\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659791802568,"sku":"DFK02","price":34.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/fossil_7b6d877d-c34e-477d-9efd-7cb3be3ce158.jpg?v=1654266390"},{"product_id":"5_deluxe-mineral-kit","title":"Deluxe Mineral Kit - 20 Specimen Collection","description":"\u003ch2 data-start=\"203\" data-end=\"249\"\u003eDeluxe Mineral Study Kit – 20 Specimen Collection\u003c\/h2\u003e\n\u003cp data-start=\"251\" data-end=\"636\"\u003eThe \u003cstrong data-start=\"255\" data-end=\"277\"\u003eDeluxe Mineral Kit\u003c\/strong\u003e is a comprehensive and visually striking collection of \u003cstrong data-start=\"333\" data-end=\"359\"\u003ereal mineral specimens\u003c\/strong\u003e, carefully selected to showcase the beauty, diversity, and complexity of God’s creation. Featuring \u003cstrong data-start=\"459\" data-end=\"488\"\u003e20 hand-selected minerals\u003c\/strong\u003e from around the world, this kit provides an excellent foundation for the study of \u003cstrong data-start=\"571\" data-end=\"635\"\u003emineral identification, crystal systems, and Earth materials\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"638\" data-end=\"1038\"\u003eFrom \u003cstrong data-start=\"643\" data-end=\"674\"\u003emajor rock-forming minerals\u003c\/strong\u003e to \u003cstrong data-start=\"678\" data-end=\"716\"\u003egemstones and important metal ores\u003c\/strong\u003e, this collection introduces students and enthusiasts to the minerals most commonly studied in Earth science, geology, and physical science courses. Each specimen is chosen for clarity, educational value, and durability, making the kit suitable for repeated use in classrooms, homeschool settings, or personal collections.\u003c\/p\u003e\n\u003ch3 data-start=\"1040\" data-end=\"1061\"\u003eMinerals Included\u003c\/h3\u003e\n\u003cul data-start=\"1062\" data-end=\"1418\"\u003e\n\u003cli data-start=\"1062\" data-end=\"1076\"\u003e\n\u003cp data-start=\"1064\" data-end=\"1076\"\u003eActinolite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1077\" data-end=\"1090\"\u003e\n\u003cp data-start=\"1079\" data-end=\"1090\"\u003eAmazonite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1091\" data-end=\"1103\"\u003e\n\u003cp data-start=\"1093\" data-end=\"1103\"\u003eAmethyst\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1104\" data-end=\"1130\"\u003e\n\u003cp data-start=\"1106\" data-end=\"1130\"\u003eApatite (fluorapatite)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1131\" data-end=\"1142\"\u003e\n\u003cp data-start=\"1133\" data-end=\"1142\"\u003eBauxite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1143\" data-end=\"1159\"\u003e\n\u003cp data-start=\"1145\" data-end=\"1159\"\u003eBiotite mica\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1160\" data-end=\"1171\"\u003e\n\u003cp data-start=\"1162\" data-end=\"1171\"\u003eCalcite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1172\" data-end=\"1189\"\u003e\n\u003cp data-start=\"1174\" data-end=\"1189\"\u003eNative copper\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1190\" data-end=\"1202\"\u003e\n\u003cp data-start=\"1192\" data-end=\"1202\"\u003eFluorite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1203\" data-end=\"1213\"\u003e\n\u003cp data-start=\"1205\" data-end=\"1213\"\u003eSulfur\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1214\" data-end=\"1240\"\u003e\n\u003cp data-start=\"1216\" data-end=\"1240\"\u003eGypsum rose (selenite)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1241\" data-end=\"1253\"\u003e\n\u003cp data-start=\"1243\" data-end=\"1253\"\u003eHematite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1254\" data-end=\"1281\"\u003e\n\u003cp data-start=\"1256\" data-end=\"1281\"\u003eKaolin clay (kaolinite)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1282\" data-end=\"1295\"\u003e\n\u003cp data-start=\"1284\" data-end=\"1295\"\u003eMagnetite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1296\" data-end=\"1314\"\u003e\n\u003cp data-start=\"1298\" data-end=\"1314\"\u003eMuscovite mica\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1315\" data-end=\"1325\"\u003e\n\u003cp data-start=\"1317\" data-end=\"1325\"\u003eQuartz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1326\" data-end=\"1350\"\u003e\n\u003cp data-start=\"1328\" data-end=\"1350\"\u003ePlagioclase feldspar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1351\" data-end=\"1386\"\u003e\n\u003cp data-start=\"1353\" data-end=\"1386\"\u003ePotassium feldspar (orthoclase)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1387\" data-end=\"1402\"\u003e\n\u003cp data-start=\"1389\" data-end=\"1402\"\u003eIron pyrite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1403\" data-end=\"1418\"\u003e\n\u003cp data-start=\"1405\" data-end=\"1418\"\u003eRose quartz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1420\" data-end=\"1808\"\u003eThe \u003cstrong data-start=\"1424\" data-end=\"1454\"\u003egenerously sized specimens\u003c\/strong\u003e—approximately \u003cstrong data-start=\"1469\" data-end=\"1489\"\u003e1 inch or larger\u003c\/strong\u003e—are housed in a \u003cstrong data-start=\"1506\" data-end=\"1560\"\u003ecompartmentalized tray within a sturdy storage box\u003c\/strong\u003e, ensuring organization and long-term durability. The kit also includes \u003cstrong data-start=\"1632\" data-end=\"1651\"\u003enumbered labels\u003c\/strong\u003e, a \u003cstrong data-start=\"1655\" data-end=\"1693\"\u003edetailed mineral information sheet\u003c\/strong\u003e, and a \u003cstrong data-start=\"1701\" data-end=\"1734\"\u003efull-color geologic timescale\u003c\/strong\u003e that presents Earth history within a \u003cstrong data-start=\"1772\" data-end=\"1807\"\u003ebiblical, young-Earth framework\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1810\" data-end=\"1995\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eIdeal for students, educators, and collectors seeking a \u003cstrong data-start=\"1866\" data-end=\"1901\"\u003ewell-rounded mineral collection\u003c\/strong\u003e, the Deluxe Mineral Kit offers depth, quality, and clarity in one thoughtfully assembled set.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWant to make the most out of your kit? Consider adding a \u003cspan style=\"color: #37b5ff;\"\u003e\u003ca style=\"color: #37b5ff;\" href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=19b446138\u0026amp;_ss=r\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eGeology Testing Kit\u003c\/span\u003e\u003c\/a\u003e \u003c\/span\u003eto learn more about your specimens and how to identify them out in the field. \u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659782234312,"sku":"DMK04","price":34.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/mineral_7263ca79-7c5b-4f1a-a103-b95b1c35890c.jpg?v=1654266425"},{"product_id":"6_geology-testing-kit","title":"Geology Testing Kit","description":"\u003ch2 data-start=\"0\" data-end=\"65\"\u003eGeology Testing Kit – Complete Mineral Identification Tool Set\u003c\/h2\u003e\n\u003cp data-start=\"67\" data-end=\"486\"\u003e\u003cstrong data-start=\"67\" data-end=\"104\"\u003eCornerstone’s Geology Testing Kit\u003c\/strong\u003e gives you everything you need to go hands-on and \u003cstrong data-start=\"154\" data-end=\"181\"\u003edig deeper into geology\u003c\/strong\u003e. Designed for real-world mineral identification, this kit lets students and collectors test \u003cstrong data-start=\"274\" data-end=\"334\"\u003ehardness, streak color, magnetism, and surface reactions\u003c\/strong\u003e with confidence. It’s also one of the \u003cstrong data-start=\"373\" data-end=\"418\"\u003ebest-value geology testing kits available\u003c\/strong\u003e, combining durability, clarity, and usefulness in one complete set.\u003c\/p\u003e\n\u003cp data-start=\"488\" data-end=\"705\"\u003ePerfect for Earth science studies, rock and mineral collections, classrooms, and home exploration, this kit encourages careful observation and proper testing techniques using tools commonly referenced in geology labs.\u003c\/p\u003e\n\u003ch3 data-start=\"707\" data-end=\"728\"\u003eWhat You Can Test\u003c\/h3\u003e\n\u003cul data-start=\"729\" data-end=\"871\"\u003e\n\u003cli data-start=\"729\" data-end=\"749\"\u003e\n\u003cp data-start=\"731\" data-end=\"749\"\u003eMineral hardness\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"750\" data-end=\"766\"\u003e\n\u003cp data-start=\"752\" data-end=\"766\"\u003eStreak color\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"767\" data-end=\"790\"\u003e\n\u003cp data-start=\"769\" data-end=\"790\"\u003eMagnetic properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"791\" data-end=\"813\"\u003e\n\u003cp data-start=\"793\" data-end=\"813\"\u003eScratch resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"814\" data-end=\"871\"\u003e\n\u003cp data-start=\"816\" data-end=\"871\"\u003eSurface reactions using controlled liquid application\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"873\" data-end=\"907\"\u003eKit Includes (9 Testing Items)\u003c\/h3\u003e\n\u003cul data-start=\"908\" data-end=\"1215\"\u003e\n\u003cli data-start=\"908\" data-end=\"955\"\u003e\n\u003cp data-start=\"910\" data-end=\"955\"\u003eOne durable, \u003cstrong data-start=\"923\" data-end=\"953\"\u003emetal-framed 10× hand lens\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"956\" data-end=\"1017\"\u003e\n\u003cp data-start=\"958\" data-end=\"1017\"\u003eTwo streak plates (one white and one black, each 2\" x 2\")\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1018\" data-end=\"1075\"\u003e\n\u003cp data-start=\"1020\" data-end=\"1075\"\u003eOne thick glass hardness tile (1.5\" x 1.5\", ¼\" thick)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1076\" data-end=\"1099\"\u003e\n\u003cp data-start=\"1078\" data-end=\"1099\"\u003eTwo dropper bottles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1100\" data-end=\"1121\"\u003e\n\u003cp data-start=\"1102\" data-end=\"1121\"\u003eOne strong magnet\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1122\" data-end=\"1139\"\u003e\n\u003cp data-start=\"1124\" data-end=\"1139\"\u003eOne iron nail\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1140\" data-end=\"1159\"\u003e\n\u003cp data-start=\"1142\" data-end=\"1159\"\u003eOne copper nail\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1160\" data-end=\"1215\"\u003e\n\u003cp data-start=\"1162\" data-end=\"1215\"\u003eOne set of \u003cstrong data-start=\"1173\" data-end=\"1213\"\u003eclearly written testing instructions\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1217\" data-end=\"1497\"\u003eEach component is selected for repeat use and reliability, making this kit suitable for beginners and experienced rock hounds alike. Whether you’re identifying unknown specimens or reinforcing geology concepts, this set provides the tools needed for meaningful, hands-on learning.\u003c\/p\u003e\n\u003cp data-start=\"1499\" data-end=\"1642\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eAvailable as \u003cstrong data-start=\"1512\" data-end=\"1527\"\u003esingle kits\u003c\/strong\u003e, with a \u003cstrong data-start=\"1536\" data-end=\"1572\"\u003ediscount when ordering 5 or more\u003c\/strong\u003e, making it a great choice for group learning, classrooms, and co-ops. Lose your instructions? Visit our Learning Center to get another as a \u003cspan color=\"#000000\" style=\"color: #000000;\"\u003e\u003cspan style=\"color: #37b5ff;\"\u003e\u003ca href=\"https:\/\/cornerstone-edsupply.com\/pages\/learning-center\" style=\"color: #37b5ff;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003efree download\u003c\/span\u003e\u003c\/a\u003e. \u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41655801512136,"sku":"GTK02","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/files\/geotest3.png?v=1688669000"},{"product_id":"18_hand-lens","title":"Hand Lens","description":"\u003ch2 data-start=\"0\" data-end=\"67\"\u003e10× Hand Lens – Metal Frame Magnifier for Geology \u0026amp; Nature Study\u003c\/h2\u003e\n\u003cp data-start=\"69\" data-end=\"359\"\u003eSee minerals, fossils, and rock features \u003cstrong data-start=\"110\" data-end=\"131\"\u003ebigger and better\u003c\/strong\u003e with our \u003cstrong data-start=\"141\" data-end=\"158\"\u003e10× Hand Lens\u003c\/strong\u003e. Designed for close-up observation, this magnifier is ideal for examining \u003cstrong data-start=\"233\" data-end=\"305\"\u003ecrystal structures, fossil details, grain size, and surface features\u003c\/strong\u003e—perfect for geology, Earth science, and nature study.\u003c\/p\u003e\n\u003cp data-start=\"361\" data-end=\"638\"\u003eBuilt with an \u003cstrong data-start=\"375\" data-end=\"394\"\u003eall-metal frame\u003c\/strong\u003e and a \u003cstrong data-start=\"401\" data-end=\"421\"\u003eclear glass lens\u003c\/strong\u003e, this hand lens delivers sharp magnification while standing up to regular use. The lens \u003cstrong data-start=\"510\" data-end=\"526\"\u003efolds closed\u003c\/strong\u003e to protect the glass, making it easy to carry in a pocket or hang from a \u003cstrong data-start=\"600\" data-end=\"611\"\u003elanyard\u003c\/strong\u003e when you’re out exploring.\u003c\/p\u003e\n\u003cp data-start=\"640\" data-end=\"894\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eEach hand lens comes in a \u003cstrong data-start=\"666\" data-end=\"689\"\u003eplastic display box\u003c\/strong\u003e, making it ready for storage, gifting, or classroom distribution. A dependable, compact tool for anyone who wants to take a closer look at \u003cstrong data-start=\"829\" data-end=\"847\"\u003eGod’s creation\u003c\/strong\u003e—from rocks and minerals to fossils and beyond.\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":40075543314632,"sku":"","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_c709c6f9-d92d-43d0-84e6-4756e745ee63.jpg?v=1655302362"},{"product_id":"22_streak-plate-single","title":"White Streak Plate","description":"\u003ch2 data-start=\"0\" data-end=\"51\"\u003eWhite Streak Plate – Rock \u0026amp; Mineral Testing Tile\u003c\/h2\u003e\n\u003cp data-start=\"53\" data-end=\"312\"\u003eThis \u003cstrong data-start=\"58\" data-end=\"80\"\u003ewhite streak plate\u003c\/strong\u003e is a versatile tool for testing both the \u003cstrong data-start=\"122\" data-end=\"173\"\u003estreak color and hardness of rocks and minerals\u003c\/strong\u003e. The light surface makes it especially useful for observing pale or lightly colored streaks that may be difficult to see on darker plates.\u003c\/p\u003e\n\u003cp data-start=\"314\" data-end=\"556\"\u003eEach plate measures \u003cstrong data-start=\"334\" data-end=\"347\"\u003e2\" x 2\"\u003c\/strong\u003e and is designed for repeated use in geology activities and Earth science labs. The durable surface \u003cstrong data-start=\"447\" data-end=\"484\"\u003ecleans easily with soap and water\u003c\/strong\u003e, allowing it to be \u003cstrong\u003ereused \u003c\/strong\u003eagain and again for years of mineral testing.\u003c\/p\u003e\n\u003cp data-start=\"558\" data-end=\"801\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eWhite streak plates are a helpful addition to \u003cstrong data-start=\"604\" data-end=\"695\"\u003emineral identification kits, rock collections, classrooms, and hands-on geology lessons\u003c\/strong\u003e, giving students a clear and simple way to compare streak results and practice proper testing techniques.\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":40119416291528,"sku":"","price":1.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_aee66f17-69e1-4630-8bcd-0c4f0c10f527.jpg?v=1655315133"},{"product_id":"24_glass-hardness-tile-single","title":"Glass Hardness Tile","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69729e2c-cf08-8333-b06d-f93cc3e56182-28\" data-testid=\"conversation-turn-88\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"d574da6d-78a2-4ad9-8a65-1c3dd8c6314f\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"0\" data-end=\"54\"\u003eGlass Hardness Tile – Mineral Hardness Testing Tool\u003c\/h2\u003e\n\u003cp data-start=\"56\" data-end=\"374\"\u003eThis \u003cstrong data-start=\"61\" data-end=\"84\"\u003eglass hardness tile\u003c\/strong\u003e is a reliable tool for performing \u003cstrong data-start=\"119\" data-end=\"145\"\u003emineral hardness tests\u003c\/strong\u003e, helping determine whether a specimen can scratch glass—an important step in mineral identification. Designed specifically for hands-on geology work, this tile provides consistent results without the fragility of standard glass.\u003c\/p\u003e\n\u003cp data-start=\"376\" data-end=\"716\"\u003eEach tile measures \u003cstrong data-start=\"395\" data-end=\"421\"\u003e1.5\" x 1.5\" x 0.25\"\u003c\/strong\u003e and is made to be \u003cstrong data-start=\"440\" data-end=\"471\"\u003edurable and break-resistant\u003c\/strong\u003e, so it won’t shatter during normal testing. The \u003cstrong data-start=\"520\" data-end=\"537\"\u003erounded edges\u003c\/strong\u003e add an extra layer of safety, making it suitable for student use in classrooms, homeschool settings, and labs. It’s also tough enough to survive the occasional drop to the floor.\u003c\/p\u003e\n\u003cp data-start=\"718\" data-end=\"941\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThis glass hardness tile is ideal for \u003cstrong data-start=\"756\" data-end=\"866\"\u003erock and mineral testing kits, Earth science labs, geology activities, and hands-on mineral identification\u003c\/strong\u003e, offering a safe and long-lasting alternative to traditional glass plates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":40075543380168,"sku":"","price":1.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_3b2f9469-12de-4528-b9d0-8f9ea03fd1a1.jpg?v=1655299992"},{"product_id":"26_dropper-bottles-10ml","title":"Dropper Bottles (10ml)","description":"\u003cp data-start=\"0\" data-end=\"53\"\u003e\u003cstrong\u003e10 mL Dropper Bottles – For Rock \u0026amp; Mineral Testing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"55\" data-end=\"366\"\u003eThese 10 mL dropper bottles are a convenient tool for applying small, controlled amounts of liquid during rock and mineral testing. They are ideal for dispensing acid, water, or mineral oil when performing identification tests such as reaction, surface enhancement, or close inspection of specimens.\u003c\/p\u003e\n\u003cp data-start=\"368\" data-end=\"601\"\u003eThe compact size makes these bottles easy to handle for students while helping prevent spills and waste. They are a useful addition to \u003cstrong data-start=\"503\" data-end=\"576\"\u003egeology kits, mineral testing sets, classrooms, and home science labs\u003c\/strong\u003e where precision matters.\u003c\/p\u003e\n\u003cp data-start=\"603\" data-end=\"776\"\u003eBottles come randomly assorted in either red, black, or blue. Durable and reusable, they are designed for repeated use in hands-on Earth science activities.\u003c\/p\u003e\n\u003cp data-start=\"778\" data-end=\"880\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eA simple but essential accessory for anyone working with rocks, minerals, and geology experiments. \u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41655741612232,"sku":"A00213, A00212","price":1.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_462d4dca-1a01-49a5-ac26-6bfe562f954d.jpg?v=1654280914"},{"product_id":"48_azurite-mineral-specimen","title":"Azurite Mineral Specimen","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69729e2c-cf08-8333-b06d-f93cc3e56182-22\" data-testid=\"conversation-turn-76\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"f86a2028-15aa-4212-b66f-df1805fe3932\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"42\" data-end=\"97\"\u003eAzurite Crystal Specimen – Large Blue Copper Mineral\u003c\/h2\u003e\n\u003cp data-start=\"99\" data-end=\"404\"\u003e\u003cstrong data-start=\"99\" data-end=\"110\"\u003eAzurite\u003c\/strong\u003e is a striking \u003cstrong data-start=\"125\" data-end=\"143\"\u003ecopper mineral\u003c\/strong\u003e prized for its rich, deep blue crystals and dramatic natural form. This \u003cstrong data-start=\"216\" data-end=\"242\"\u003elarge azurite specimen\u003c\/strong\u003e makes an eye-catching display piece, showcasing the vibrant color and crystal structure that make azurite one of the most recognizable and sought-after minerals.\u003c\/p\u003e\n\u003cp data-start=\"406\" data-end=\"738\"\u003eEach specimen measures approximately \u003cstrong data-start=\"443\" data-end=\"498\"\u003e3 inches wide, 4–5 inches long, and 2–3 inches tall\u003c\/strong\u003e, offering an impressive size for close observation or shelf display. The bold blue coloration comes from copper content within the mineral, making azurite a favorite for \u003cstrong data-start=\"669\" data-end=\"737\"\u003emineral collections, Earth science studies, and crystal displays\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"740\" data-end=\"956\"\u003eEvery azurite specimen comes packaged in a \u003cstrong data-start=\"783\" data-end=\"811\"\u003ecotton-lined display box\u003c\/strong\u003e and includes an \u003cstrong data-start=\"828\" data-end=\"850\"\u003einformational card\u003c\/strong\u003e describing the mineral, making it ready for gifting, collecting, or educational use right out of the box.\u003c\/p\u003e\n\u003cp data-start=\"958\" data-end=\"1245\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eBecause azurite is a natural mineral, \u003cstrong data-start=\"996\" data-end=\"1023\"\u003eeach specimen is unique\u003c\/strong\u003e in crystal shape and formation. This makes every piece a one-of-a-kind example of Earth’s natural beauty—perfect for collectors, students, or anyone looking to add a standout \u003cstrong data-start=\"1199\" data-end=\"1224\"\u003eblue crystal specimen\u003c\/strong\u003e to their collection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":40075527749832,"sku":"","price":12.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_bba7e9e5-56c5-408d-9059-c9878dbe2e64.jpg?v=1661974580"},{"product_id":"49_ammonites-desmoceras","title":"Ammonite Fossil (Desmoceras)","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69729e2c-cf08-8333-b06d-f93cc3e56182-34\" data-testid=\"conversation-turn-100\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"e20dd32c-7934-4974-9188-02df5f1a1272\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"42\" data-end=\"90\"\u003ePolished Ammonite Fossils – Desmoceras (1–2\")\u003c\/h2\u003e\n\u003cp data-start=\"92\" data-end=\"387\"\u003eThese \u003cstrong data-start=\"98\" data-end=\"126\"\u003egenuine fossil ammonites\u003c\/strong\u003e beautifully display the detail and symmetry found in God’s creation. From the ammonite genus \u003cem data-start=\"220\" data-end=\"232\"\u003eDesmoceras\u003c\/em\u003e, these specimens are commonly found in \u003cstrong data-start=\"272\" data-end=\"322\"\u003elate Flood (Cretaceous) deposits of Madagascar\u003c\/strong\u003e and are prized for their clarity and striking internal patterns.\u003c\/p\u003e\n\u003cp data-start=\"389\" data-end=\"648\"\u003eEach fossil measures approximately \u003cstrong data-start=\"424\" data-end=\"445\"\u003e1–2 inches across\u003c\/strong\u003e and has been \u003cstrong data-start=\"459\" data-end=\"491\"\u003ecarefully split and polished\u003c\/strong\u003e to reveal the intricate internal structure of the ammonite shell. The exposed chambers and natural patterns make every piece unique and visually impressive.\u003c\/p\u003e\n\u003cp data-start=\"650\" data-end=\"966\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eEvery ammonite includes an \u003cstrong data-start=\"677\" data-end=\"716\"\u003eeasy-to-understand information card\u003c\/strong\u003e, making it simple to learn about the fossil’s origin and structure. These polished ammonites are popular for \u003cstrong data-start=\"826\" data-end=\"910\"\u003erock and fossil collections, educational use, gifts, party favors, and keepsakes\u003c\/strong\u003e, offering a small but memorable real-fossil experience.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":40075527946440,"sku":"","price":4.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_7bccf334-b428-42c3-8cb6-8874ec86b0f1.jpg?v=1654096998"},{"product_id":"51_elrathia-trilobite","title":"Elrathia Trilobite Fossil","description":"\u003ch2 data-start=\"0\" data-end=\"55\"\u003eTrilobite Fossil – \u003cem data-start=\"22\" data-end=\"39\"\u003eElrathia kingii\u003c\/em\u003e (Wheeler Shale)\u003c\/h2\u003e\n\u003cp data-start=\"57\" data-end=\"369\"\u003e\u003cstrong data-start=\"57\" data-end=\"76\"\u003eElrathia kingii\u003c\/strong\u003e is a classic and well-known trilobite, representing life from among the \u003cstrong data-start=\"149\" data-end=\"197\"\u003eearliest ecosystems affected by Noah’s Flood\u003c\/strong\u003e, preserved in \u003cstrong data-start=\"212\" data-end=\"236\"\u003eCambrian rock layers\u003c\/strong\u003e. These genuine trilobite fossils are collected from the \u003cstrong data-start=\"293\" data-end=\"318\"\u003eWheeler Shale of Utah\u003c\/strong\u003e, a formation famous for exceptional fossil detail.\u003c\/p\u003e\n\u003cp data-start=\"371\" data-end=\"657\"\u003eEach specimen is approximately \u003cstrong data-start=\"402\" data-end=\"417\"\u003e¾ inch long\u003c\/strong\u003e and displays \u003cstrong data-start=\"431\" data-end=\"457\"\u003eexcellent preservation\u003c\/strong\u003e, including an \u003cstrong data-start=\"472\" data-end=\"494\"\u003eintact head shield\u003c\/strong\u003e, making it an outstanding example for close study or display. The fine segmentation and detail allow students and collectors to clearly observe trilobite anatomy.\u003c\/p\u003e\n\u003cp data-start=\"659\" data-end=\"877\"\u003eEvery trilobite comes \u003cstrong data-start=\"681\" data-end=\"738\"\u003esecurely packaged in a small cotton-lined display box\u003c\/strong\u003e and includes an \u003cstrong data-start=\"755\" data-end=\"794\"\u003eeasy-to-understand information card\u003c\/strong\u003e, making it ready for gifting, collecting, or educational use right out of the box.\u003c\/p\u003e\n\u003cp data-start=\"879\" data-end=\"1100\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eThis fossil makes a \u003cstrong data-start=\"899\" data-end=\"917\"\u003ememorable gift\u003c\/strong\u003e, a strong addition to any \u003cstrong data-start=\"944\" data-end=\"976\"\u003efossil or geology collection\u003c\/strong\u003e, and a compelling hands-on specimen for learning about ancient marine life and Earth’s history from a biblical perspective.\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":40075528274120,"sku":"","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_c7dbbeda-6f53-4ee9-8fa7-8725fac5ee62.jpg?v=1654606572"},{"product_id":"52_geodes-crack-your-own","title":"Quarts Geode Specimen","description":"\u003ch2 data-start=\"42\" data-end=\"99\"\u003eCrack-Your-Own Quartz Geode – Natural Crystal Specimen\u003c\/h2\u003e\n\u003cp data-start=\"101\" data-end=\"427\"\u003eDiscover the excitement of real geology at home with a \u003cstrong data-start=\"156\" data-end=\"195\"\u003enatural crack-your-own quartz geode\u003c\/strong\u003e. Geodes form when \u003cstrong data-start=\"214\" data-end=\"283\"\u003ecrystallized mineral deposits grow inside tough outer rock shells\u003c\/strong\u003e, creating a hidden interior that isn’t revealed until the geode is opened. Each geode offers a one-of-a-kind surprise—no two are exactly alike.\u003c\/p\u003e\n\u003cp data-start=\"429\" data-end=\"753\"\u003eEvery specimen is \u003cstrong data-start=\"447\" data-end=\"475\"\u003eapproximately fist-sized\u003c\/strong\u003e and, once opened, reveals \u003cstrong data-start=\"502\" data-end=\"538\"\u003esparkling sugary quartz crystals\u003c\/strong\u003e lining the interior cavity. To uncover your geode, place it on a sturdy surface and gently tap with a hammer (a chisel can help guide the split) until it cracks open. \u003cstrong data-start=\"706\" data-end=\"737\"\u003eSafety goggles are required\u003c\/strong\u003e during opening.\u003c\/p\u003e\n\u003cp data-start=\"755\" data-end=\"1102\"\u003eThe thousands of tiny quartz crystals are especially striking when examined up close with a \u003cstrong data-start=\"847\" data-end=\"873\"\u003ehand lens or magnifier\u003c\/strong\u003e, making this specimen perfect for observation, display, or educational exploration. Crack-your-own geodes are popular for \u003cstrong data-start=\"996\" data-end=\"1101\"\u003erock collections, crystal enthusiasts, classroom demonstrations, science activities, and unique gifts\u003c\/strong\u003e. \u003c\/p\u003e\n\u003cp data-start=\"755\" data-end=\"1102\"\u003e\u003cspan style=\"color: #000000;\"\u003eThe thousands of tiny crystals are best seen with a magnifier like our \u003cspan style=\"color: #37b5ff;\"\u003e\u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/18_hand-lens?_pos=1\u0026amp;_sid=49e33dcbd\u0026amp;_ss=r\" style=\"color: #37b5ff;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eCornerstone Hand Lens.\u003c\/span\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1104\" data-end=\"1243\"\u003eEach geode is \u003cstrong data-start=\"1118\" data-end=\"1164\"\u003eguaranteed to be hollow and crystal-filled\u003c\/strong\u003e. If yours arrives without crystals inside, we’ll happily replace it—no hassle.\u003c\/p\u003e\n\u003cp data-start=\"1245\" data-end=\"1330\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eA hands-on way to experience \u003cstrong data-start=\"1274\" data-end=\"1307\"\u003ereal quartz crystal formation\u003c\/strong\u003e, straight from nature. \u003cspan style=\"color: #000000;\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659837317320,"sku":"","price":9.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_25a17c6e-7aba-4038-991f-dfb55f9ba44c.jpg?v=1654617067"},{"product_id":"55_little-rock-bags","title":"Little Rock Sample Bag with Igneous Sedimentary and Metamorphic Rocks - 6 Specimen","description":"\u003chr data-start=\"133\" data-end=\"136\"\u003e\n\u003ch2 data-start=\"138\" data-end=\"175\"\u003eMini Rock Sample Bag – 6 Specimens\u003c\/h2\u003e\n\u003cp data-start=\"177\" data-end=\"519\"\u003eEach \u003cstrong data-start=\"182\" data-end=\"206\"\u003eMini Rock Sample Bag\u003c\/strong\u003e includes a set of \u003cstrong data-start=\"225\" data-end=\"252\"\u003esix real rock specimens\u003c\/strong\u003e, neatly packaged in a soft \u003cstrong data-start=\"280\" data-end=\"299\"\u003evelveteen pouch\u003c\/strong\u003e with an included \u003cstrong data-start=\"317\" data-end=\"340\"\u003eidentification card\u003c\/strong\u003e. This compact collection introduces students to a variety of \u003cstrong data-start=\"402\" data-end=\"449\"\u003eigneous, sedimentary, and metamorphic rocks\u003c\/strong\u003e, making it an excellent hands-on resource for Earth science learning.\u003c\/p\u003e\n\u003cp data-start=\"521\" data-end=\"621\"\u003eThe rocks included represent the major rock groups commonly studied in geology and physical science:\u003c\/p\u003e\n\u003cul data-start=\"623\" data-end=\"695\"\u003e\n\u003cli data-start=\"623\" data-end=\"633\"\u003e\n\u003cp data-start=\"625\" data-end=\"633\"\u003eBasalt\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"634\" data-end=\"647\"\u003e\n\u003cp data-start=\"636\" data-end=\"647\"\u003eSiltstone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"648\" data-end=\"659\"\u003e\n\u003cp data-start=\"650\" data-end=\"659\"\u003eGranite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"660\" data-end=\"670\"\u003e\n\u003cp data-start=\"662\" data-end=\"670\"\u003eGneiss\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"671\" data-end=\"684\"\u003e\n\u003cp data-start=\"673\" data-end=\"684\"\u003eSandstone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"685\" data-end=\"695\"\u003e\n\u003cp data-start=\"687\" data-end=\"695\"\u003eMarble\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"697\" data-end=\"950\"\u003eThese mini rock sample bags are perfect as \u003cstrong data-start=\"740\" data-end=\"843\"\u003eclassroom take-home items, educational gifts, science activity rewards, or group learning materials\u003c\/strong\u003e. Their small size makes them easy to distribute while still offering meaningful, real specimens for study.\u003c\/p\u003e\n\u003cp data-start=\"952\" data-end=\"1104\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eDiscounts available for purchases of 10 items or more. \u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41655860723912,"sku":"","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_b180a9b1-dba1-4586-b622-41c078710d66.jpg?v=1655302831"},{"product_id":"56_little-mineral-bags","title":"Little Mineral Rock Sample Bag - 6 Specimen","description":"\u003ch2 data-start=\"153\" data-end=\"193\"\u003eMini Mineral Sample Bag – 6 Specimens\u003c\/h2\u003e\n\u003cp data-start=\"195\" data-end=\"522\"\u003eEach \u003cstrong data-start=\"200\" data-end=\"227\"\u003eMini Mineral Sample Bag\u003c\/strong\u003e includes a curated selection of \u003cstrong data-start=\"260\" data-end=\"290\"\u003esix real mineral specimens\u003c\/strong\u003e, neatly packaged in a soft \u003cstrong data-start=\"318\" data-end=\"337\"\u003evelveteen pouch\u003c\/strong\u003e with an included \u003cstrong data-start=\"355\" data-end=\"378\"\u003eidentification card\u003c\/strong\u003e. This compact set is perfect for introducing students to common and recognizable minerals while keeping specimens organized and easy to handle.\u003c\/p\u003e\n\u003cp data-start=\"524\" data-end=\"661\"\u003eThe minerals included represent a variety of crystal forms, colors, and properties commonly studied in Earth science and geology courses:\u003c\/p\u003e\n\u003cul data-start=\"663\" data-end=\"737\"\u003e\n\u003cli data-start=\"663\" data-end=\"675\"\u003e\n\u003cp data-start=\"665\" data-end=\"675\"\u003eAmethyst\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"676\" data-end=\"687\"\u003e\n\u003cp data-start=\"678\" data-end=\"687\"\u003eCalcite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"688\" data-end=\"700\"\u003e\n\u003cp data-start=\"690\" data-end=\"700\"\u003eFluorite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"701\" data-end=\"713\"\u003e\n\u003cp data-start=\"703\" data-end=\"713\"\u003eHematite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"714\" data-end=\"724\"\u003e\n\u003cp data-start=\"716\" data-end=\"724\"\u003eQuartz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"725\" data-end=\"737\"\u003e\n\u003cp data-start=\"727\" data-end=\"737\"\u003eFeldspar\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"739\" data-end=\"956\"\u003eThese mini mineral bags are ideal as \u003cstrong data-start=\"776\" data-end=\"863\"\u003eclassroom take-home items, science fair rewards, party favors, or educational gifts\u003c\/strong\u003e, and they work well for hands-on learning activities where each student needs their own set.\u003c\/p\u003e\n\u003cp data-start=\"958\" data-end=\"1118\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cspan data-start=\"995\" data-end=\"1042\"\u003eDiscounts for\u003c\/span\u003e\u003cstrong data-start=\"995\" data-end=\"1042\"\u003e \u003c\/strong\u003epurchases of 10 or more available.\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41655859904712,"sku":"","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_2ace6215-f43b-4a9c-9074-0ad6e975a8b4.jpg?v=1655302747"},{"product_id":"geology-basics-kit","title":"Geology Basics Rock Mineral and Fossil - 20 Specimen Collection","description":"\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"2a15adb5-2d51-4c82-adab-d418b7b77e52\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"236\" data-end=\"292\"\u003eRocks, Minerals \u0026amp; Fossils Value Bundle – 20 Specimens\u003c\/h2\u003e\n\u003cp data-start=\"294\" data-end=\"665\"\u003eThis \u003cstrong data-start=\"299\" data-end=\"341\"\u003eRocks, Minerals \u0026amp; Fossils Value Bundle\u003c\/strong\u003e brings together the best of \u003cstrong data-start=\"370\" data-end=\"399\"\u003egeology and Earth science\u003c\/strong\u003e in one convenient, compact kit. Featuring \u003cstrong data-start=\"442\" data-end=\"485\"\u003e20 hand-selected and numbered specimens\u003c\/strong\u003e, this collection offers an excellent introduction to \u003cstrong data-start=\"539\" data-end=\"571\"\u003erocks, minerals, and fossils\u003c\/strong\u003e while keeping everything organized and easy to identify using the included information sheet.\u003c\/p\u003e\n\u003cp data-start=\"667\" data-end=\"1024\"\u003eDesigned to provide broad exposure to Earth materials, the bundle includes \u003cstrong data-start=\"742\" data-end=\"850\"\u003ekey rock-forming minerals, common igneous, sedimentary, and metamorphic rocks, and real fossil specimens\u003c\/strong\u003e. It’s an ideal choice for students, classrooms, homeschool families, and anyone looking for a \u003cstrong data-start=\"945\" data-end=\"988\"\u003ewell-rounded starter geology collection\u003c\/strong\u003e without the need for multiple kits.\u003c\/p\u003e\n\u003ch3 data-start=\"1026\" data-end=\"1048\"\u003eSpecimens Included\u003c\/h3\u003e\n\u003cul data-start=\"1049\" data-end=\"1358\"\u003e\n\u003cli data-start=\"1049\" data-end=\"1059\"\u003e\n\u003cp data-start=\"1051\" data-end=\"1059\"\u003eQuartz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1060\" data-end=\"1078\"\u003e\n\u003cp data-start=\"1062\" data-end=\"1078\"\u003eMuscovite mica\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1079\" data-end=\"1114\"\u003e\n\u003cp data-start=\"1081\" data-end=\"1114\"\u003ePotassium feldspar (orthoclase)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1115\" data-end=\"1126\"\u003e\n\u003cp data-start=\"1117\" data-end=\"1126\"\u003eCalcite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1127\" data-end=\"1139\"\u003e\n\u003cp data-start=\"1129\" data-end=\"1139\"\u003eFluorite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1140\" data-end=\"1152\"\u003e\n\u003cp data-start=\"1142\" data-end=\"1152\"\u003eHematite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1153\" data-end=\"1164\"\u003e\n\u003cp data-start=\"1155\" data-end=\"1164\"\u003eGranite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1165\" data-end=\"1175\"\u003e\n\u003cp data-start=\"1167\" data-end=\"1175\"\u003eBasalt\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1176\" data-end=\"1186\"\u003e\n\u003cp data-start=\"1178\" data-end=\"1186\"\u003ePumice\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1187\" data-end=\"1200\"\u003e\n\u003cp data-start=\"1189\" data-end=\"1200\"\u003eSandstone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1201\" data-end=\"1235\"\u003e\n\u003cp data-start=\"1203\" data-end=\"1235\"\u003eLimestone (with mollusk molds)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1236\" data-end=\"1249\"\u003e\n\u003cp data-start=\"1238\" data-end=\"1249\"\u003eSiltstone\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1250\" data-end=\"1260\"\u003e\n\u003cp data-start=\"1252\" data-end=\"1260\"\u003eMarble\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1261\" data-end=\"1270\"\u003e\n\u003cp data-start=\"1263\" data-end=\"1270\"\u003eSlate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1271\" data-end=\"1281\"\u003e\n\u003cp data-start=\"1273\" data-end=\"1281\"\u003eGneiss\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1282\" data-end=\"1290\"\u003e\n\u003cp data-start=\"1284\" data-end=\"1290\"\u003eClam\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1291\" data-end=\"1305\"\u003e\n\u003cp data-start=\"1293\" data-end=\"1305\"\u003eBrachiopod\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1306\" data-end=\"1321\"\u003e\n\u003cp data-start=\"1308\" data-end=\"1321\"\u003eShark teeth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1322\" data-end=\"1340\"\u003e\n\u003cp data-start=\"1324\" data-end=\"1340\"\u003ePetrified wood\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1341\" data-end=\"1358\"\u003e\n\u003cp data-start=\"1343\" data-end=\"1358\"\u003eCrinoid stems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1360\" data-end=\"1632\"\u003eEach specimen is selected for \u003cstrong data-start=\"1390\" data-end=\"1436\"\u003eclarity, durability, and educational value\u003c\/strong\u003e, making this kit suitable for repeated study and comparison. Clear labeling and supporting information help users confidently explore classification, formation, and basic identification concepts.\u003c\/p\u003e\n\u003cp data-start=\"1634\" data-end=\"1799\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eTo enhance the learning experience even further, consider adding a \u003cstrong data-start=\"1701\" data-end=\"1726\"\u003eCornerstone Hand Lens\u003c\/strong\u003e or a \u003cstrong data-start=\"1732\" data-end=\"1755\"\u003eGeology Testing Kit\u003c\/strong\u003e for closer inspection and hands-on testing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis value bundle combines the best of our rocks, minerals, and fossils into one compact kit! Each specimen is hand-selected and numbered for ease of identification with our information sheet. \u003c\/p\u003e\n\u003cp\u003e The 20 Specimens include: \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQuartz\u003c\/li\u003e\n\u003cli\u003eMuscovite Mica\u003c\/li\u003e\n\u003cli\u003ePotassium Feldspar (Orthoclase)\u003c\/li\u003e\n\u003cli\u003eCalcite\u003c\/li\u003e\n\u003cli\u003eFluorite\u003c\/li\u003e\n\u003cli\u003eHematite\u003c\/li\u003e\n\u003cli\u003eGranite\u003c\/li\u003e\n\u003cli\u003eBasalt\u003c\/li\u003e\n\u003cli\u003ePumice\u003c\/li\u003e\n\u003cli\u003eSandstone\u003c\/li\u003e\n\u003cli\u003eLimestone (w\/ Mollusk Molds)\u003c\/li\u003e\n\u003cli\u003eSiltstone\u003c\/li\u003e\n\u003cli\u003eMarble\u003c\/li\u003e\n\u003cli\u003eSlate\u003c\/li\u003e\n\u003cli\u003eGneiss\u003c\/li\u003e\n\u003cli\u003eClam\u003c\/li\u003e\n\u003cli\u003eBrachiopod\u003c\/li\u003e\n\u003cli\u003eShark Teeth\u003c\/li\u003e\n\u003cli\u003ePetrified Wood\u003c\/li\u003e\n\u003cli\u003eCrinoid Stems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConsider adding on a \u003cspan style=\"text-decoration: underline; color: #37b5ff;\"\u003e\u003cspan\u003e\u003ca style=\"color: #37b5ff; text-decoration: underline;\" href=\"https:\/\/cornerstone-edsupply.com\/products\/18_hand-lens?_pos=1\u0026amp;_sid=195da9cc2\u0026amp;_ss=r\"\u003eCornerstone Hand Lens\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e or \u003cspan style=\"color: #37b5ff;\"\u003e\u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=a691d026b\u0026amp;_ss=r\" style=\"color: #37b5ff;\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003eGeology Testing Kit\u003c\/span\u003e\u003c\/a\u003e \u003c\/span\u003eto make the most of your rockin' experience!\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41659811168456,"sku":"","price":29.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_e073f3c8-b24e-41b8-9130-ec6b441fc8d9.jpg?v=1654782162"},{"product_id":"copy-of-streak-plate","title":"Black Streak Plate","description":"\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69729e2c-cf08-8333-b06d-f93cc3e56182-26\" data-testid=\"conversation-turn-84\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"83456e78-82e7-41bc-81f3-52a72241222b\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-2\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word dark markdown-new-styling\"\u003e\n\u003ch2 data-start=\"42\" data-end=\"104\"\u003eBlack Streak Plate – Mineral Streak \u0026amp; Hardness Testing Tile\u003c\/h2\u003e\n\u003cp data-start=\"106\" data-end=\"426\"\u003eThis \u003cstrong data-start=\"111\" data-end=\"133\"\u003eblack streak plate\u003c\/strong\u003e is an essential tool for \u003cstrong data-start=\"159\" data-end=\"185\"\u003emineral identification\u003c\/strong\u003e, used to perform both the \u003cstrong data-start=\"212\" data-end=\"227\"\u003estreak test\u003c\/strong\u003e and basic \u003cstrong data-start=\"238\" data-end=\"258\"\u003ehardness testing\u003c\/strong\u003e. Measuring \u003cstrong data-start=\"270\" data-end=\"283\"\u003e2\" x 2\"\u003c\/strong\u003e, each tile provides a smooth, durable surface that clearly reveals a mineral’s true streak color—often more reliable than surface color alone.\u003c\/p\u003e\n\u003cp data-start=\"428\" data-end=\"773\"\u003eMade for repeated classroom and home use, these streak plates \u003cstrong data-start=\"490\" data-end=\"526\"\u003eclean easily with soap and water\u003c\/strong\u003e and are built to last for years of geology study. The plate is \u003cstrong data-start=\"590\" data-end=\"612\"\u003eflat on both sides\u003c\/strong\u003e, allowing students to perform the streak test on one side and use the other for simple demonstrations—yes, even \u003cstrong data-start=\"725\" data-end=\"754\"\u003estreak-writing their name\u003c\/strong\u003e during activities.\u003c\/p\u003e\n\u003cp data-start=\"775\" data-end=\"996\"\u003eThis tool is ideal for \u003cstrong data-start=\"798\" data-end=\"890\"\u003eEarth science labs, mineral testing kits, rock collections, and hands-on geology lessons\u003c\/strong\u003e, helping students practice proper testing techniques while building confidence in mineral identification.\u003c\/p\u003e\n\u003cp data-start=\"998\" data-end=\"1227\"\u003e\u003cstrong data-start=\"998\" data-end=\"1034\"\u003eImportant Note for CC Directors:\u003c\/strong\u003e\u003cbr data-start=\"1034\" data-end=\"1037\"\u003eThis is the \u003cstrong data-start=\"1049\" data-end=\"1081\"\u003ecorrect type of streak plate\u003c\/strong\u003e required for \u003cstrong data-start=\"1095\" data-end=\"1140\"\u003eCycle 1, Week 14 – Streak Test Experiment\u003c\/strong\u003e. The flat, double-sided design makes it especially student-friendly for that activity.\u003c\/p\u003e\n\u003cp data-start=\"1229\" data-end=\"1327\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eA simple, durable, and highly effective tool for anyone studying \u003cstrong data-start=\"1294\" data-end=\"1326\"\u003eminerals, rocks, and geology\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":41571963830472,"sku":"","price":1.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/custom_resized_0b6e54b1-4de8-43a2-85c6-c8917166d194.jpg?v=1654095778"},{"product_id":"discovery-bag","title":"Mystery Bag - 8 Specimen","description":"\u003ch2 data-start=\"42\" data-end=\"98\"\u003eMystery Bag – Rocks, Minerals \u0026amp; Fossil Discovery Pack\u003c\/h2\u003e\n\u003cp data-start=\"100\" data-end=\"461\"\u003eYou never know what you’ll find in \u003cstrong data-start=\"135\" data-end=\"164\"\u003eCornerstone’s Mystery Bag\u003c\/strong\u003e. Each bag is a hands-on geology adventure filled with \u003cstrong data-start=\"219\" data-end=\"271\"\u003ereal rocks, minerals, and fossils mixed together\u003c\/strong\u003e, just waiting to be uncovered. Pour the contents onto a plate and \u003cstrong data-start=\"338\" data-end=\"398\"\u003euse a small cup of water to rinse away dust and sediment\u003c\/strong\u003e, revealing the hidden treasures inside as you dig and explore.\u003c\/p\u003e\n\u003cp data-start=\"463\" data-end=\"736\"\u003eEvery Mystery Bag is \u003cstrong data-start=\"484\" data-end=\"535\"\u003eguaranteed to contain at least 8 exciting items\u003c\/strong\u003e, making it a fun and engaging way to start or grow a child’s geology collection. With a mix of textures, colors, and specimen types, this activity encourages curiosity, sorting, and close observation.\u003c\/p\u003e\n\u003ch3 data-start=\"738\" data-end=\"759\"\u003eItems May Include\u003c\/h3\u003e\n\u003cp data-start=\"761\" data-end=\"773\"\u003e\u003cstrong data-start=\"761\" data-end=\"773\"\u003eMinerals\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"774\" data-end=\"835\"\u003e\n\u003cli data-start=\"774\" data-end=\"785\"\u003e\n\u003cp data-start=\"776\" data-end=\"785\"\u003eCalcite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"786\" data-end=\"798\"\u003e\n\u003cp data-start=\"788\" data-end=\"798\"\u003eFluorite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"799\" data-end=\"816\"\u003e\n\u003cp data-start=\"801\" data-end=\"816\"\u003ePyrite grains\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"817\" data-end=\"835\"\u003e\n\u003cp data-start=\"819\" data-end=\"835\"\u003eTumbled stones\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"837\" data-end=\"846\"\u003e\u003cstrong data-start=\"837\" data-end=\"846\"\u003eRocks\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"847\" data-end=\"871\"\u003e\n\u003cli data-start=\"847\" data-end=\"858\"\u003e\n\u003cp data-start=\"849\" data-end=\"858\"\u003eGranite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"859\" data-end=\"871\"\u003e\n\u003cp data-start=\"861\" data-end=\"871\"\u003eObsidian\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"873\" data-end=\"884\"\u003e\u003cstrong data-start=\"873\" data-end=\"884\"\u003eFossils\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"885\" data-end=\"963\"\u003e\n\u003cli data-start=\"885\" data-end=\"902\"\u003e\n\u003cp data-start=\"887\" data-end=\"902\"\u003eBivalve shell\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"903\" data-end=\"920\"\u003e\n\u003cp data-start=\"905\" data-end=\"920\"\u003eCrinoid stems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"921\" data-end=\"947\"\u003e\n\u003cp data-start=\"923\" data-end=\"947\"\u003eGastropod (snail) cast\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"948\" data-end=\"963\"\u003e\n\u003cp data-start=\"950\" data-end=\"963\"\u003eShark tooth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"965\" data-end=\"1302\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eEach Mystery Bag is different, adding an element of surprise that keeps kids engaged and eager to explore. These discovery packs are perfect for \u003cstrong data-start=\"1110\" data-end=\"1207\"\u003ehands-on science activities, educational play, gifts, party favors, and classroom exploration\u003c\/strong\u003e, offering a memorable introduction to \u003cstrong data-start=\"1246\" data-end=\"1301\"\u003egeology through real specimens and active discovery\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":42476155535560,"sku":"","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/MysteryBag.png?v=1670475217"},{"product_id":"fossil-bag","title":"Fossil Bag - 8 Specimen","description":"\u003ch2 data-start=\"42\" data-end=\"90\"\u003eFossil Bag – Real Fossil Discovery Experience\u003c\/h2\u003e\n\u003cp data-start=\"92\" data-end=\"463\"\u003eYou never know what you’ll uncover in \u003cstrong data-start=\"130\" data-end=\"158\"\u003eCornerstone’s Fossil Bag\u003c\/strong\u003e. Each bag contains \u003cstrong data-start=\"178\" data-end=\"218\"\u003ereal fossil specimens mixed together\u003c\/strong\u003e, creating an engaging, hands-on discovery activity that feels like a true fossil dig. To begin, pour the contents onto a plate and \u003cstrong data-start=\"350\" data-end=\"410\"\u003euse a small cup of water to rinse away dust and sediment\u003c\/strong\u003e, revealing the fossils hidden inside as you explore.\u003c\/p\u003e\n\u003cp data-start=\"465\" data-end=\"766\"\u003eEvery Fossil Bag is \u003cstrong data-start=\"485\" data-end=\"541\"\u003eguaranteed to include at least 8 unique fossil items\u003c\/strong\u003e, making it a fun and approachable way to start or expand a child’s geology and fossil collection. The variety encourages sorting, observation, and identification while introducing learners to ancient life preserved in stone.\u003c\/p\u003e\n\u003ch3 data-start=\"768\" data-end=\"796\"\u003eFossils You May Discover\u003c\/h3\u003e\n\u003cul data-start=\"797\" data-end=\"932\"\u003e\n\u003cli data-start=\"797\" data-end=\"806\"\u003e\n\u003cp data-start=\"799\" data-end=\"806\"\u003eAmber\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"807\" data-end=\"819\"\u003e\n\u003cp data-start=\"809\" data-end=\"819\"\u003eAmmonite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"820\" data-end=\"836\"\u003e\n\u003cp data-start=\"822\" data-end=\"836\"\u003eBivalve clam\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"837\" data-end=\"854\"\u003e\n\u003cp data-start=\"839\" data-end=\"854\"\u003eCrinoid stems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"855\" data-end=\"881\"\u003e\n\u003cp data-start=\"857\" data-end=\"881\"\u003eGastropod (snail) cast\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"882\" data-end=\"895\"\u003e\n\u003cp data-start=\"884\" data-end=\"895\"\u003eRay tooth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"896\" data-end=\"911\"\u003e\n\u003cp data-start=\"898\" data-end=\"911\"\u003eShark tooth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"912\" data-end=\"932\"\u003e\n\u003cp data-start=\"914\" data-end=\"932\"\u003eTurritella agate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"934\" data-end=\"1252\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eEach bag is different, adding an element of surprise that keeps the experience exciting. Fossil Bags are ideal for \u003cstrong data-start=\"1049\" data-end=\"1146\"\u003ehands-on science activities, educational play, gifts, party favors, and classroom exploration\u003c\/strong\u003e, offering a memorable introduction to \u003cstrong data-start=\"1185\" data-end=\"1251\"\u003ereal fossils and paleontology through discovery-based learning\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":42476201803976,"sku":"","price":5.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/products\/Fossilbag.jpg?v=1670517309"},{"product_id":"mineral-explorer-kit","title":"Mineral Explorer Kit","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp data-mce-fragment=\"1\"\u003eOutfit your future geologist for success with this fantastic pack of supplies! The Mineral Explorer Pack includes the following items:\u003c\/p\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003e17\" backpack (colors are random and may be blue, black, gray, or green)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/5_deluxe-mineral-kit?_pos=3\u0026amp;_sid=bc2df0839\u0026amp;_ss=r\"\u003eDeluxe Mineral Kit\u003c\/a\u003e (contains 20 specimens)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/6_geology-testing-kit?_pos=1\u0026amp;_sid=861b402d0\u0026amp;_ss=r\"\u003eGeology Testing Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRock hammer with chisel end\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eBelt hammer holder\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eSafety goggles (random from 10 colors)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003cem\u003e\u003ca href=\"https:\/\/cornerstone-edsupply.com\/products\/the-mineral-book\"\u003eThe Mineral Book\u003c\/a\u003e\u003c\/em\u003e by David McQueen\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eTen (10) zip bags for specimen collection\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePermanent marker to mark bags\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cornerstone Educational Supply","offers":[{"title":"Default Title","offer_id":43041483915464,"sku":"","price":91.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0532\/5042\/5032\/files\/MineralExplorerKit_1c2f19e8-123f-48dc-af47-c37b488f933e.jpg?v=1701368943"}],"url":"https:\/\/cornerstone-edsupply.com\/collections\/rocks-minerals.oembed?page=3","provider":"Cornerstone Educational Supply","version":"1.0","type":"link"}