IMA mineral species

Yanomamite

In(AsO₄)·2H₂O

Arsenate mineral.

Yanomamite specimen
Yanomamite-445466.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaIn(AsO₄)·2H₂O
ElementsIn, As, O, H
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolYan
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): Monte Alegre de Goiás, Brazil

  • 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.