IMA mineral species

Beudantite

PbFe³⁺₃(AsO₄)(SO₄)(OH)₆

Alunite supergroup, arsenate-sulfate mineral.

RedYellowGreenBrownBlack

Beudantite specimen
Beudantite-170099.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaPbFe³⁺₃(AsO₄)(SO₄)(OH)₆
ElementsPb, Fe, As, O, S, H
Crystal systemTrigonal
Mohs hardness—
Density—
Streak—
Colorred, black, brown, chartreuse, dark green, dark yellow
IMA symbolBdn
Nickel–Strunz class8.BL.05

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