chromite

American  

[kroh-mahyt] / ˈkroʊ maɪt /

noun

1. Chemistry. a salt of chromium in the bivalent state.

2. Mineralogy. a cubic mineral, ferrous chromate, Fe 3 Cr 2 O 3 , 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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chromite British  

/ ˈkrəʊmaɪt /

noun

1. 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

2. a salt of chromous acid

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Etymology

Origin of chromite

1830–40; chrom(ium) or chrom(ate) + -ite ¹

Example Sentences

One of the most advanced projects, a chromite mine, was put on ice in 2013 due to risks associated with developing basic infrastracture, including roads and power lines.

From Reuters • Jun. 3, 2021

They wanted something more difficult to find than fossilized meteorites: micrometeorites, which, like their larger siblings, carry the mineral chromite.

From Scientific American • Sep. 19, 2019

The chromite occurs in layers, which resemble sedimentary layers, except this occurred within a crystallizing magma chamber.

From Textbooks • Jan. 1, 2017

‘They had to destroy every segment of our life’ Near Datta Khel, in North Waziristan, is a tree-covered mountain that contains deposits of chromite.

From The Guardian • Apr. 21, 2016

It is largely made as ferro-chrome, an alloy containing about 60-70% of chromium, by reducing chromite in the electric furnace or by aluminium.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" by Various