zircon

[ zur-kon ]
/ ˈzɜr kɒn /

noun

a 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 zircon

1785–95; < German Zirkon; see jargon2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for zircon

British Dictionary definitions for zircon

zircon

/ (ˈzɜːkɒn) /

noun

a 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 zircon

C18: 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

Science definitions for zircon

zircon

[ zûrkŏn′ ]

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.

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