Is aragonite the purest form of calcium carbonate?

Aragonite is one of the types of calcium carbonate crystal that occurs in both fresh and marine water systems.  This aragonite is formed due to biological and chemical processes that occur naturally in seawater. It is one of the three commonly known forms of calcium carbonate. The other two common forms are calcite and vaterite. To know more details about calcium carbonate visit https://pisacarolina.com/