cryolite

American  

[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.

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cryolite British  

/ 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: Na 3 AlF 6

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Etymology

Origin of cryolite

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

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Example Sentences

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

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

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

From Textbooks ● Feb. 14, 2019

A few were laden to the Plimsoll mark with cryolite from Greenland, fluorspar from Newfoundland, pitch and coke from the U.S.

From Time Magazine Archive

Our State Experiment Station suggests the use of a cryolite spray as it is more effective against curculios than arsenical sprays and less likely to injure tender walnut foliage.

From Northern Nut Growers Association Thirty-Fourth Annual Report 1943 by Northern Nut Growers Association

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