Cordierite Definition
kôrdē-ə-rīt
noun
A bluish, very hard, pleochroic, crystalline mineral, magnesium aluminum silicate, (Mg,Fe)2Al4Si5O18, used sometimes as a gem.
Webster's New World
Other Word Forms of Cordierite
Noun
Singular:
cordierite
Plural:
cordieritesOrigin of Cordierite
French after Pierre L. Cordier (1777–1861), French geologist
From American Heritage Dictionary of the English Language, 5th Edition
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