Calcite Calcite is one of the most common minerals in the world and is found in a variety of crystal forms. Calcite also occurs in massive lumps, granular masses and fibrous habits and forms stalactites and stalagmites. Calcite can be found in almost every colour...
Bornite Bornite is an important economic mineral which is mined for copper. The surfaces of the mineral are bright metallic purple mixed with orange, yellow and red. It is commonly known as “peacock ore”. Bornite is found in South Africa, Namibia,...
Barite (Baryte) Barite is a fairly common mineral that may superficially resemble calcite. It is usually found as a colourless mass but may form prismatic or tubular crystals or may be found to form granular aggregates. Barite is found in South Africa, Namibia,...
