IMA mineral species

Metakirchheimerite

Co(UO₂)₂(AsO₄)₂·8H₂O

Cobalt uranyl arsenate mineral.

Properties

Chemical formulaCo(UO₂)₂(AsO₄)₂·8H₂O
ElementsCo, U, O, As, H
Crystal system—
Mohs hardness—
Density—
Streak—
Color—
IMA symbolMki
Nickel–Strunz class8.EB.10

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

🌍 Where it's found

Type locality (where it was first described): Sophia mine, Germany

  • 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.