IMA mineral species

Mansfieldite

AlAsO₄·2H₂O

Arsenate mineral.

Mansfieldite specimen
Mansfieldite.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaAlAsO₄·2H₂O
ElementsAl, As, O, H
Crystal system—
Mohs hardness—
Density—
Streak—
Color—
IMA symbolMfd
Nickel–Strunz class8.CD.10

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

🌍 Where it's found

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