The main component of limestone is calcium carbonate (CaCO3). A lot of lime and limestone used as building materials, is also an important raw material in many industries. Limestone can be directly processed into stone and fired into quicklime. Quicklime and hydrated lime with lime. The main ingredient is quicklime CaO, the general was massive, pure white, light gray when impurities or pale yellow. Lime to absorb moisture or water to be hydrated lime, hydrated lime, also known as slaked lime, and its main component is Ca (OH) 2. Hydrated lime stone by the deployment into a mortar, lime paste, lime mortar, etc., used as a coating material and tile adhesives.
Calcium carbonate is a major component of limestone, limestone is a natural calcium carbonate production of glass