IMA mineral species

Krut'aite

CuSe₂

Selenide mineral.

Gray

Krut'aite specimen
Krutaite-91146.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCuSe₂
ElementsCu, Se
Crystal systemOrthorhombic
Mohs hardness4
Density6.279 g/cm³
Streak—
Color—
IMA symbolKrt
Nickel–Strunz class2.EB.05a

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