IMA mineral species

Drysdallite

MoSe₂

Sulfide mineral.

BlackGray

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

Properties

⚖ Density6.513 g/cm³
Very heavy
Chemical formulaMoSe₂
ElementsMo, Se
Crystal system—
Mohs hardness—
Density6.513 g/cm³
Streak—
Color—
IMA symbolDry
Nickel–Strunz class2.EA.30

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