chromite

[ kroh-mahyt ]

/ ˈkroʊ maɪt /

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noun

Chemistry. a salt of chromium in the bivalent state.

Mineralogy. a cubic mineral, ferrous chromate, Fe3Cr2O3, usually with much of the ferrous iron and aluminum replaced by magnesium, and some of the chromium by ferric iron: the principal ore of chromium.

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Origin of chromite

1830–40; chrom(ium) or chrom(ate) + -ite¹

Words nearby chromite

chromic acid, chromic chloride, chromic fluoride, chromic oxide, chrominance, chromite, chromium, chromium 51, chromium dioxide, chromium steel, chromo

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use chromite in a sentence

Chromite, of which no occurrence of economic importance has yet been discovered in the County or elsewhere in Virginia.
History and Comprehensive Description of Loudoun County, Virginia|James W. Head
All chrome is obtained from chromite, which contains 68 per cent.
The A B C of Mining|Charles A. Bramble
Zaratite, zar′a-tīt, n. a hydrous carbonate of nickel, found usually as an incrustation on chromite.
Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements)|Various
Masses of chromium ore (chromite) were carried upward with the molten material.
The Geologic Setting of the John Day Country|Thomas Prence Thayer

Often these rocks enclose large segregated masses of granular chromite.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3|Various

British Dictionary definitions for chromite

chromite

/ (ˈkrəʊmaɪt) /

noun

a brownish-black mineral consisting of a ferrous chromic oxide in cubic crystalline form, occurring principally in basic igneous rocks: the only commercial source of chromium and its compounds. Formula: FeCr 2 O 4

a salt of chromous acid

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