IMA mineral species

Auriacusite

Fe³⁺Cu²⁺(AsO₄)O

Arsenate mineral.

Auriacusite specimen
Auriacusite Mina Maria Josefa.webp · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaFe³⁺Cu²⁺(AsO₄)O
ElementsFe, Cu, As, O
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolAur
Nickel–Strunz class8.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): Black Pine mine, United States

  • 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.