IMA mineral species

Gupeiite

Fe₃Si

Silicide mineral.

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

Properties

Chemical formulaFe₃Si
ElementsFe, Si
Crystal systemCubic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolGup
Nickel–Strunz class1.BB.30

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

🌍 Where it's found

Type locality (where it was first described): Placer occurrences (Yanshan meteorite), People's Republic of China