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cordierite
[ kawr-dee-uh-rahyt ]
/ ˈkɔr di əˌraɪt /
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noun
a strongly dichroic blue mineral consisting of a silicate of magnesium, aluminum, and iron: common in metamorphic rocks.
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Origin of cordierite
1805–15; named after Pierre L. A. Cordier (1777–1861), French geologist; see -ite1
Words nearby cordierite
cord foot, cordgrass, cordial, cordiality, cordially, cordierite, cordiform, cordiform pelvis, cordiform uterus, cordillera, Cordillera Central
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
British Dictionary definitions for cordierite
cordierite
/ (ˈkɔːdɪəˌraɪt) /
noun
a grey or violet-blue dichroic mineral that consists of magnesium aluminium iron silicate in orthorhombic crystalline form and is found in metamorphic rocks. Formula: (Mg,Fe) 2 AL 4 Si 5 O 18 .nH 2 OAlso called: dichroite, iolite
Word Origin for cordierite
C19: named after Pierre L. A. Cordier (1777–1861), French geologist who described it
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Scientific definitions for cordierite
cordierite
[ kôr′dē-ə-rīt′ ]
A light-blue to dark-blue or gray orthorhombic mineral. Cordierite is a silicate of magnesium, aluminum, and sometimes iron, and is found in granites and in metamorphic rocks that form under relatively low-pressure conditions. Chemical formula: (Mg,Fe)2Al4Si5O18.
The American Heritage® Science Dictionary
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