| 单词 | cordierite |
| 释义 | cordierite[ kawr-dee-uh-rahyt ] / ˈkɔr di əˌraɪt / nouna strongly dichroic blue mineral consisting of a silicate of magnesium, aluminum, and iron: common in metamorphic rocks. Also called dichroite, iolite. Origin of cordierite1805–15; named after Pierre L. A. Cordier (1777–1861), French geologist; see -ite1 Words nearby cordieritecord foot, cordgrass, cordial, cordiality, cordially, cordierite, cordiform, cordiform pelvis, cordiform uterus, cordillera, Cordillera Central Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for cordieritecordierite / (ˈkɔːdɪəˌraɪt) / nouna 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 cordieriteC19: 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 Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for cordieritecordierite [ 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 Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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