IMA mineral species

Jolliffeite

NiAsSe

Nickel arsenide-selenide mineral.

GrayWhite & Clear

Properties

⚖ Density7.089 g/cm³
Very heavy
Chemical formulaNiAsSe
ElementsNi, As, Se
Crystal systemCubic
Mohs hardness—
Density7.089 g/cm³
Streak—
Colorwhite
IMA symbolJlf
Nickel–Strunz class2.EB.25

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