IMA mineral species

Ruarsite

(Ru,Os)AsS

Arsenide-sulfide mineral.

Properties

Chemical formula(Ru,Os)AsS
ElementsRu, Os, As, S
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolRua
Nickel–Strunz class2.EB.20

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

🌍 Where it's found

Type locality (where it was first described): Anduo chromium deposit, People's Republic of China