IMA mineral species

Geerite

Cu₈S₅

Sulfide mineral.

White & Clear

Geerite specimen
JL geerite 3mm.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCu₈S₅
ElementsCu, S
Crystal systemTrigonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolGee
Nickel–Strunz class2.BA.05

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