IMA mineral species

Chromite

Fe²⁺Cr₂O₄

Mixed oxide from the spinel group with the formula FeO·Cr2O3.

BrownBlack

Chromite specimen
ChromiteUSGOV.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaFe²⁺Cr₂O₄
ElementsFe, Cr, O
Crystal systemCubic
Mohs hardness5.5
Density—
Streakbrown
Color—
IMA symbolChr
Nickel–Strunz class4.BB.05

“—” means no reliable value in Wikidata yet. Check Mindat for full data.