


Calcium carbonate | CaCO3 - PubChem - light heavy calcium carbonate - okchem
Chalk is a fine-textured, earthy type of limestone distinguished by its light color, softness, and high porosity. It is composed mostly of tiny fragments of the calcite shells or skeletons of plankton, such as foraminifera or coccolithophores. These fragments mostly take the form of calcite plates ranging from 0.5 to 4 microns in size, though about 10% to 25% of a typical chalk is …Calcium carbonate | CaCO3 or CCaO3 | CID 10112 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological ...
