IMA mineral species

Keyite

Cu²⁺₃Zn₄Cd₂(AsO₄)₆ * 2H₂O

Arsenate mineral.

Blue

Keyite specimen
Keyite-91228.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaCu²⁺₃Zn₄Cd₂(AsO₄)₆ * 2H₂O
ElementsCu, Zn, Cd, As, O, H
Crystal system—
Mohs hardness—
Density—
Streaklight blue
Color—
IMA symbolKey
Nickel–Strunz class8.CA.50

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

🌍 Where it's found

Type locality (where it was first described): Tsumeb Mine, Namibia

  • 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.