Share this entry
cryolite Syllabification: cry·o·lite
Pronunciation: /ˈkrīəˌlīt/

Definition of cryolite in English:


A white or colorless mineral consisting of a fluoride of sodium and aluminum. It is added to bauxite as a flux in aluminum smelting.
Example sentences
  • The deposit at the Eureka tunnel was mined for cryolite and thomsenolite, which were used as a flux in the manufacture of glass bottles.
  • Hall found that aluminum oxide will melt at a much lower temperature if it is first mixed with a mineral known as cryolite.
  • Fluorine never occurs as an element in nature, but is found in minerals such as fluorspar, fluorapatite, and cryolite.


Early 19th century: from cryo- 'cold, frost' (because the main deposits are found in Greenland) + -lite.

Definition of cryolite in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove ads and access premium resources