IMA mineral species

Compreignacite

K₂(UO₂)₆O₄(OH)₆·7H₂O

Uranyl hydroxide mineral.

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

Properties

Chemical formulaK₂(UO₂)₆O₄(OH)₆·7H₂O
ElementsK, U, O, H
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolCgn
Nickel–Strunz class4.GB.05

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