IMA mineral species

Uramarsite

(NH₄)(UO₂)(AsO₄)·3H₂O

Uranyl arsenate mineral.

Properties

Chemical formula(NH₄)(UO₂)(AsO₄)·3H₂O
ElementsN, H, U, O, As
Crystal systemTetragonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolUaa
Nickel–Strunz class8.EB.15

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

🌍 Where it's found

Type locality (where it was first described): Bota-Burum uranium deposit, Kazakhstan

  • 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.