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cryolite

[krahy-uh-lahyt] /ˈkraɪ əˌlaɪt/
noun
1.
a mineral, sodium aluminum fluoride, Na 3 AlF 6 , occurring in white masses, used as a flux in the electrolytic production of aluminum.
Also called Greenland spar.
Origin of cryolite
1795-1805
First recorded in 1795-1805; cryo- + -lite
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for cryolite
Historical Examples
  • "There's a seam of cryolite in the Eastern Hills, according to the old maps," said Lake.

    Space Prison Tom Godwin
  • And now how many of my readers can tell me what cryolite is?

    Among the Esquimaux Edward S. Ellis
  • Potassium borofluoride may be readily prepared from cryolite.

  • The cryolite is a rare mineral and the sole one which has become an article of trade in Greenland.

    The Great Frozen Sea Albert Hastings Markham
  • He helped us to make our way to Ivignut, where the cryolite mines are, and thence we got back to England by way of Denmark.

    Among the Esquimaux Edward S. Ellis
  • Yes, this was the mining town famous the world over as containing the only cryolite mines so far discovered on the globe.

    Among the Esquimaux Edward S. Ellis
  • cryolite in appearance resembles white quartz or ice, with a mixture of snow in it.

    Among the Esquimaux Edward S. Ellis
  • cryolite is used today to form a molten bath in which the bauxite is electrolytically reduced to aluminum.

  • Aluminate of soda may likewise be procured from cryolite, as described under Alum.

  • A mixture of equal parts of cryolite and barium chloride is very good in soldering bronze or aluminum alloys.

British Dictionary definitions for cryolite

cryolite

/ˈkraɪəˌlaɪt/
noun
1.
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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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