Dictionary entry

Cryolite

Webster's Dictionary 1913

Cry″o‐lite (krī″?–l?t), n. [Gr. κρύοσ icy cold, frost + -lite: cf. F. cryolithe.] (Min.) A fluoride of sodium and aluminum, found in Greenland, in white cleavable masses; — used as a source of soda and alumina.