IMA mineral species

Melanarsite

K₃Cu₇Fe³⁺O₄(AsO₄)₄

Arsenate mineral.

Properties

Chemical formulaK₃Cu₇Fe³⁺O₄(AsO₄)₄
ElementsK, Cu, Fe, O, As
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolMea

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

🌍 Where it's found

Type locality (where it was first described): Arsenatnaya fumarole

  • 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.