Calcium carbonate is not only the main component of marble, limestone and dolomite, it is also found in bones and teeth as well as the exoskeleton of crustaceans, coral, muscles, snails and protozoa.
There are many varied uses for calcium carbonate:
As raw material for the construction material industry (manufacture of cement and quick lime or limestone for building and road construction);
As aggregate in the steel industry;
As abrasive and polishing agent in toothpaste;
As mineral fertilizer;
And as mineral filler or pigment in diverse industrial applications (paper, paint, plaster, plastic, carpet)