IMA mineral species

Kamotoite-(Y)

Y₂(UO₂)₄(CO₃)₃O₄ * 14H₂O

Uranyl carbonate mineral.

Kamotoite-(Y) specimen
Kamotoite-(Y)-Astrocyanite-(Ce)-Uranophane-180995.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaY₂(UO₂)₄(CO₃)₃O₄ * 14H₂O
ElementsY, U, O, C, H
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolKmt-Y
Nickel–Strunz class5.EA.30

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

🌍 Where it's found

Type locality (where it was first described): Kamoto mine, Democratic Republic of the Congo

  • 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.