单词 | zircon |
释义 | zircon[ zur-kon ] / ˈzɜr kɒn / SEE SYNONYMS FOR zircon ON THESAURUS.COM nouna common mineral, zirconium silicate, ZrSiO4, occurring in small tetragonal crystals or grains of various colors, usually opaque: used as a refractory when opaque and as a gem when transparent. Origin of zircon1785–95; <German Zirkon;see jargon2 Words nearby zirconZipporah, zippy, ziram, zircalloy, Zircaloy, zircon, zirconia, zirconium, zirconium oxide, zirconyl, Ziska Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for zirconBritish Dictionary definitions for zirconzircon / (ˈzɜːkɒn) / nouna reddish-brown, grey, green, blue, or colourless hard mineral consisting of zirconium silicate in tetragonal crystalline form with hafnium and some rare earths as impurities. It occurs principally in igneous rocks and is an important source of zirconium, zirconia, and hafnia: it is used as a gemstone and a refractory. Formula: ZrSiO 4 Word Origin for zirconC18: from German Zirkon, from French jargon, via Italian and Arabic, from Persian zargūn golden 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 zirconzircon [ zûr′kŏn′ ] A brown, reddish to bluish, gray, green, or colorless tetragonal mineral that occurs in igneous, metamorphic, and sedimentary rocks, and especially in sand. The colorless varieties are valued as gems. Chemical formula: ZrSiO4. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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