calcium carbonate mineral deposits gem
Calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (Ca C O 3).The other polymorphs are the minerals aragonite and vaterite.alcite is the primary mineral in metamorphic marble. It also occurs as a vein mineral in deposits from hot springs, and it occurs in caverns as stalactites and stalagmites. Lublinite is a fibrous, efflorescent form of calcite.