If your mineral or rock is attracted to a magnet, you will know it when using these strong...
A matching pair of split and polished ammonites set in Sterling silver.
A lovely split and polished ammonite set in Sterling silver with an eighteen-inch chain.
Each bag of minerals includes the following specimens in a velveteen pouch with an ID card: Amethyst Calcite Fluorite...
Each bag of fossils includes the following specimens in a velveteen pouch with an ID card: Gastropod (Snail...
Each bag of rocks includes the following specimens in a velveteen pouch with an ID card: Basalt Siltstone Granite...
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 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...
You never know what you'll find in Cornerstone's Fossil Bag! Nestled inside are beautiful minerals, just waiting to...