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Light pink, massive, crystalline, translucent.

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Ward's® PURE Preserved Specimens - the best dissection experience from start to finish.

This is the last surviving genus of an animal group with extensive fossil record.

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Earthy, yellow brown iron ore.

Obsidian is hard black colored, volcanic glass.

Massive sedimentary gypsum with a moh's hardness 2..

Chert is a microcrystalline, hard, silica mineral.

Gray to white metamorphosed carbonate rock.

Breccia is a sedimentary rock made up of angular rock fragments.

Porphyritic igneous rock containing biotite, feldspar, and hornblende.