1>Calcium fluoride
2>Molecular Formula: CaF
3>Molecular Weight: 78.08

4>Characteristics: White powder or cubic crystal. Relative density: 3.18; Melting point: 1403° C; Boiling point: 2500° C. It will shine if heated. It is soluble in strong inorganic acid, and will decompose and release hydrogen fluoride. It is slightly soluble in diluted inorganic acid, and is insoluble in water.

5>Application used as antiseptic in timber industry, hygroscopic angent of acid resisting concret, ivory of glass and enamel, insecticide in pesticide industry, solidifying agent in natural latex products, additive in plating with zinc, nickel, iron and filler in plastic and fluorinating agent in phalmaceuticals and drinking water. It is used to produce sodium fluoride in man-made cryolite