Definitions for "Anhydrite"
A mineral of a white or a slightly bluish color, usually massive. It is anhydrous sulphate of lime, and differs from gypsum in not containing water (whence the name).
A mineral consisting of anhydrous calcium sulfate, CaSO4. It is essentially the mineral gypsum without its water of crystallization, and it alters readily to gypsum.
a sulfate mineral with the chemical formula of CaSO4
This stone strengthens the kidneys and ovaries.