| 单词 | kyanite |
| 释义 | kyanite[ kahy-uh-nahyt ] / ˈkaɪ əˌnaɪt / nouna mineral, aluminum silicate, Al2SiO5, occurring in blue or greenish bladed triclinic crystals, used as a refractory. Also cyanite. Origin of kyanite1785–95; irregular <Greek kýan(os) cyan + -ite1 Words nearby kyaniteKWOC, Kwolek, KWT, KY, kyack, kyanite, kyanize, kyat, kyathos, kybo, kybosh Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for kyanite
British Dictionary definitions for kyanitekyanite cyanite/ (ˈkaɪəˌnaɪt) / nouna grey, green, or blue mineral consisting of aluminium silicate in triclinic crystalline form. It occurs in metamorphic rocks and is used as a refractory. Formula AL 2 SiO 5 Derived forms of kyanitekyanitic (ˌkaɪəˈnɪtɪk), adjectiveCollins 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 kyanitekyanite [ kī′ə-nīt′ ] A bluish-green to colorless triclinic mineral. Kyanite occurs as long, thin, blade-shaped crystals in metamorphic rocks. It is unique among minerals in having two grades of hardness, one along its length, and one along its width. It is a polymorph of andalusite and sillimanite, but can form at lower temperatures than either of these. Chemical formula: Al2SiO5. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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