It can be and is in the form of the mineral calcite.
A calcite stalactite.
Answer may be Stalactite and Stalagmite, found in caves of South America. (Inhabited by millions of Vampire Bats. )
Calcium carbonate is made of the elements calcium, carbon, and oxygen.
Calcium phosphate and calcium carbonate are found in bones .
Limestone is primarily composed of calcium carbonate. However, calcium sulfate is not typically found in limestone; it is a separate mineral known as gypsum.
Calcium carbonate is the compound made from the elements oxygen, calcium, and carbon. It is commonly found in rocks, shells, and pearls.
A stalactite is made of mineral deposits, typically calcium carbonate, that accumulate as water drips from the ceiling of a cave. Over time, these deposits form a cone-shaped structure that hangs down from the cave ceiling.
Calcium, Carbon, Oxygen
calcium carbonate
The main chemical found in egg shells is calcium carbonate. It provides strength and structure to the shell, helping to protect the developing embryo inside the egg.
Calcium carbonate is a chemical compound. It is a common substance found in rocks, shells of marine organisms, and eggshells. Calcium carbonate is widely used in industries such as construction, food, pharmaceuticals, and agriculture.
Dolomite limestone is a mixture of calcium carbonate and magnesium carbonate.