IMA mineral species

Zincochromite

ZnCr₂O₄

Spinel, oxide mineral.

BrownBlack

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

Properties

Chemical formulaZnCr₂O₄
ElementsZn, Cr, O
Crystal systemCubic
Mohs hardness6
Density5.337 g/cm³
Streakbrown
Color—
IMA symbolZchr
Nickel–Strunz class4.BB.05

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

🌍 Where it's found

Type locality (where it was first described): Velikaya Guba uran-vanadium deposit, Russia