Calcite Specimens for Sale - Collector Quality Specimens

Calcite (calcium carbonate, CaCO₃) is a common and versatile mineral, known for its vast range of crystal forms and its remarkable rhombohedral cleavage. Typically, colourless or white, but it can also appear in shades of yellow, pink, blue and green. Calcite is found in sedimentary rocks, caves and hydrothermal veins, and is an essential component of marble and limestone. For more information about the mineral calcite, click HERE.