This value bundle combines the best of our rocks, minerals, and fossils into one compact kit! Each specimen...
Geodes are created when crystallized mineral deposits are surrounded by tough rock shells. Now you can uncover never-before-seen...
This large Trilobite makes a great gift! Diacalymene is a genus of trilobite that was buried early during...
Move over Jaws, there's a new king of the ocean!Mosasaurs were large marine lizards, and Mosasaurus was the...
Elrathia Kingii is a beautiful trilobite from among the very first ecosystems destroyed by Noah's Flood (Cambrian Rocks). ...
You never know what you'll find in Cornerstone's Fossil Bag! Nestled inside are real fossils, just waiting to be...
You never know what you'll find in Cornerstone's Fossil Bag! Nestled inside are beautiful minerals, just waiting to...
You never know what you'll find in Cornerstone's Mystery Bag! Nestled inside are fossils, rocks, and minerals just...
Azurite is a copper mineral featuring distinctive blue crystals. This large specimen makes a beautiful display, and each is...
Find Fantastic Fossils this Easter! Our fossil egghunt dozen includes 12 unique fossils (including several premium specimens) that...
Find Fantastic Fossils this Easter! Our fossil egghunt half dozen includes 6 unique fossils that make a great...
Start a mineral collection this Easter! Better than candy! Our mineral egghunt includes 12 delightful, colorful minerals for your...
