what are the mixed substances found in a rock
The following list describes what many mineral salts/chelates used in supplements actually are and what they are used for when not in supplements: 1  Boric acid is the rock known as sassolite. 2  Calcium ascorbate is calcium carbonate processed with ascorbic acid and acetone. 3  Calcium carbonate is the rock known as limestone or chalk. It is used in the manufacture of paint, rubber, plastics, ceramics, putty, polishes, insecticides, and inks. It is also used in fillers for adhesives, matches, pencils, crayons, linoleum, insulating compounds, and welding rods [15].