IMA mineral species

Ferriphoxite

[(NH₄)₂K(H₂O)][Fe³⁺(HPO₄)₂(C₂O₄)]

Properties

Chemical formula[(NH₄)₂K(H₂O)][Fe³⁺(HPO₄)₂(C₂O₄)]
ElementsN, H, K, O, Fe, P, C
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolFphx
Nickel–Strunz class10.AB.60

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

🌍 Where it's found

Type locality (where it was first described): Rowley 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.