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cryolite

American

[krahy-uh-lahyt] / ˈkraɪ əˌlaɪt /

noun

a mineral, sodium aluminum fluoride, Na 3 AlF 6 , occurring in white masses, used as a flux in the electrolytic production of aluminum.

cryolite British

/ ˈkraɪəˌlaɪt /

noun

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: Na 3 AlF 6

"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

Etymology

Origin of cryolite

First recorded in 1795–1805; cryo- + -lite

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

cryolite

A pivotal moment in that championship bout came when Shin’s opponent played “kyrolite,” which is not legal, instead of “kryolite,” an alternate spelling of the mineral cryolite.

From Washington Post ● Aug. 1, 2022

The second largest use is in the manufacture of cryolite, Na3AlF6, which is important in the production of aluminum.

From Textbooks ● Feb. 14, 2019

Heating the hydroxide produces aluminum oxide, Al2O3, which dissolves in a molten mixture of cryolite, Na3AlF6, and calcium fluoride, CaF2.

From Textbooks ● Feb. 14, 2019

There are only 274 Danes in the entire country and more than half of these work in the cryolite*; mines.

From Time Magazine Archive

The box is partially filled with cryolite and the current is turned on, generating enough heat to melt the cryolite.

From An Elementary Study of Chemistry by William McPherson

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023