cry·o·lite (kr   -lt )n. An uncommon, white, vitreous natural fluoride of aluminum and sodium, Na3AlF6, nearly invisible in water in powdered form and used chiefly in the electrolytic recovery of aluminum. Also called Greenland spar. |
cryolite [ˈkraɪəˌlaɪt]
n
(Earth Sciences / Minerals) a white or colourless mineral consisting of a fluoride of sodium and aluminium in monoclinic crystalline form: used in the production of aluminium, glass, and enamel. Formula: Na3AlF6
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| Noun | 1. | cryolite - a white mineral consisting of fluorides of aluminum and sodium; a source of fluorine atomic number 9, fluorine, F - a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition |
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