chromite

[kroh-mahyt]
noun
  1. Chemistry. a salt of chromium in the bivalent state.
  2. 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.

Origin of chromite

1830–40; chrom(ium) or chrom(ate) + -ite1
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British Dictionary definitions for chromite

chromite

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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