IMA mineral species

Ophirite

Ca₂Mg₄[Zn₂Mn³⁺₂(H₂O)₂(Fe³⁺W₉O₃₄)₂]·46H₂O

Heteropolytungstate tri-lacunary Keggin anion mineral.

OrangeBrown

Properties

Chemical formulaCa₂Mg₄[Zn₂Mn³⁺₂(H₂O)₂(Fe³⁺W₉O₃₄)₂]·46H₂O
ElementsCa, Mg, Zn, Mn, H, O, Fe, W
Crystal systemTriclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolOph

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

🌍 Where it's found

Type locality (where it was first described): Ophir, 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.