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Webster 1913 Edition

Sodalite

So′da-lite

,
Noun.
[
Soda
+
-lite
: cf. F.
sodalithe
.]
(Min.)
A mineral of a white to blue or gray color, occuring commonly in dodecahedrons, also massive. It is a silicate of alumina and soda with some chlorine.

Webster 1828 Edition

Sodalite

SO'DALITE

,
Noun.
A mineral; so called from the large portion of mineral alkali which enters into its composition. It is of a bluish green color, and found crystalized or in masses.

Definition 2024

sodalite

sodalite

See also: sodalité

English

Noun

sodalite ‎(plural sodalites)

  1. (mineralogy) A mineral of alkaline igneous and plutonic rocks that are low in silica, of the chemical composition of sodium aluminum silicate with chlorine, Na4Al3Si3O12Cl. Pink sodalite is sometimes called hackmanite. Sodalite and lazurite form the sodalite Group of silicate minerals.

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Etymology

Named for the alkaline silicate composition.

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