Calcium carbonate is a chemical compound with the formula CaCO3. It is a common substance found in rocks as the minerals calcite and aragonite and is the main component of pearls and the shells of marine organisms, snails, and eggs. Calcium carbonate is one of the compounds taking part in the creation of wonderful natural phenomena, such as travertine terraces and pools. They may be found at different corners of the Earth and are considered one of the most miraculous Mother Nature's creations.



Calcium carbonate is also the active ingredient in agricultural lime. It helps the plants to uptake the nutrients faster and improve water penetration. In medicine it's used as a calcium supplement or as an antacid.

More Info: en.m.wikipedia.org