Calcium bicarbonate

An unstable compound occurring when carbonic acid contacts calcium carbonate.

Calcium carbonate

A mineral with the chemical formula CaCO₃.

Calcite

A crystalline form of calcium carbonate.

Carbonic acid

A weak acid occurring as a liquid, having the formula H₂CO₃, a mixture of carbon dioxide and water.

Clastic dike

A dike made up of fragments of pre-existing rocks.