IMA mineral species

Keutschite

Cu₂AgAsS₄

Sulfosalt mineral.

Keutschite specimen
Keutschiet andrerobbemond3mm-7.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCu₂AgAsS₄
ElementsCu, Ag, As, S
Crystal systemTetragonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolKeu

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

🌍 Where it's found

Type locality (where it was first described): Uchucchacua, Peru

  • Type locality
  • Notable source / deposit
  • Country of origin

Marker positions are approximate (region or locality level). Type localities from Wikidata; notable sources curated by Crystopedia.