Yellow Topaz Heart flame Calcite is a carbonate mineral

Calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (CaCO3)

a long road ahead

Moon and Crystal light catcher

and hornblende (black)

Although massive sodalite samples are opaque

Yellow Topaz Heart flame Calcite is a carbonate mineralTopaz is a silicate mineral of aluminium and fluorine with the chemical formula Al2SiO4(F,OH)2. It is used as a gemstone in jewelry and other adornments. Common topaz in its natural state is colorless, though trace element impurities can make it pale blue or golden brown to yellow orange. Topaz usually forms along fractures and in cavities of igneous rocks like rhyolite, granite or pegmatite. The crystals grow in the late stages of a magma cooling,