IMA mineral species

Hydroniumpharmacosiderite

(H₃O)Fe³⁺₄(AsO₄)₃(OH)₄·4H₂O

Arsenate mineral.

Properties

Chemical formula(H₃O)Fe³⁺₄(AsO₄)₃(OH)₄·4H₂O
ElementsH, O, Fe, As
Crystal systemCubic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolHpsd
Nickel–Strunz class8.DK.10

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

🌍 Where it's found

Type locality (where it was first described): United Kingdom

  • 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.