chromite

[ kroh-mahyt ]

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.

chromite

/ 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

Word History and Origins

Origin of chromite¹

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

Example Sentences

Chromite, of which no occurrence of economic importance has yet been discovered in the County or elsewhere in Virginia.

From Project Gutenberg

All chrome is obtained from chromite, which contains 68 per cent.

From Project Gutenberg

Zaratite, zar′a-tīt, n. a hydrous carbonate of nickel, found usually as an incrustation on chromite.

From Project Gutenberg

Masses of chromium ore (chromite) were carried upward with the molten material.

From Project Gutenberg

Often these rocks enclose large segregated masses of granular chromite.

From Project Gutenberg