Mercedes Calcite (Chalcopyrite on Calcite) - Specimen rare mineral from congo giving it the appearance of

giving it the appearance of ancient charred timber

Country of Manufacture: IndiaStone Type: Rainbow Moonstone (mined in India)Metal Type: Sterling Silver with 10kt Plated Rose Gold

it is a form of microcrystalline quartz rather than a separate mineral species

and rough mineral texture

Description: Super Seven

Mercedes Calcite (Chalcopyrite on Calcite) - Specimen rare mineral from congo giving it the appearance ofMined from: Daye Mine, Huangshi, Hubei Province, China Description: This one of a kind Mercedes Calcite with Chalcopyrite mineral specimen from Hubei, China features a large, well formed translucent calcite crystal rising from a richly textured matrix of dark bronze brown chalcopyrite. The main calcite crystal shows pale smoky champagne tones with clean geometric faces, visible internal growth lines, and distinctive dark linear markings running across