Company. Calcit specializes in the production of the highest-quality calcium carbonate pigments, fillers, and granulates. On the European market, it is the second largest supplier of slurries for paper production and an important manufacturer of natural dry and coated pigments for the paint and plastics industries.
Calcite Group. Calcite-Rhodochrosite Series. A very common and widespread mineral with highly variable forms and colours. Calcite is best recognized by its relatively low Mohs hardness (3) and its high reactivity with even weak acids, such as vinegar, plus its prominent rhombohedral cleavage in most varieties.