A salt found in nature as chalk or calcite or limestone.
CaCO3 white solid, found in nature as limestone, marble, and chalk. It is a valuable resource, used in the making of iron, steel, cement, glass, slaked lime, bleaching powder, sodium carbonate and bicarbonate, and many other industrially useful substances.
A white salt (K2CO3) that is basic in solution; used to make glass and cleansing agents. A white salt that forms a strongly alkaline solution and is used in making glass and soap.