22108 - Top Beautiful Huge 6.10 Inch Calcite Crystals from South Morocco Squalicorax 3 Type spec location: UWS

3 Type spec location: UWS Main mass: Anonymous Comments: Submitted by A

microgabbro clasts

It has several fractures that have been glued and slightly restored (filled)

terrestrial (20)

Thanks to being polished

22108 - Top Beautiful Huge 6.10 Inch Calcite Crystals from South Morocco Squalicorax 3 Type spec location: UWSHuge and sharp crystals of calcite from a new location unpublished in the mountains of the Erich region, Morocco. Calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (CaCO3). The Mohs scale of mineral hardness, based on scratch hardness comparison, defines value 3 as "calcite". Other polymorphs of calcium carbonate are the minerals aragonite and vaterite. Aragonite will change to calcite over timescales of days or less at