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jadeite

American  
[jey-dahyt] / ˈdʒeɪ daɪt /

noun

  1. a mineral, essentially sodium aluminum silicate, NaAlSi 2 O 6 , usually fibrous, occurring in compact masses, whitish to dark green: a form of jade.

jadeite British  
/ ˈdʒeɪdaɪt /

noun

  1. a usually green or white mineral of the clinopyroxene group, found in igneous and metamorphic rocks. It is used as a gemstone (jade). Composition: sodium aluminium silicate. Formula: NaAlSi 2 O 6 . Crystal structure: monoclinic

"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
jadeite Scientific  
/ jād′īt′ /

  1. A rare, usually green mineral of the pyroxene group. Jadeite can also occur in white, auburn, buff, or violet varieties. The most highly valued form of jade consists of jadeite. Chemical formula: NaAlSi 2 O 6 .

Etymology

Origin of jadeite

First recorded in 1860–65; jade 1 + -ite 1

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.