IMA mineral species

Allanpringite

Fe³⁺₃(PO₄)₂(OH)₃·5H₂O

Phosphate mineral.

YellowBrown

Allanpringite specimen
Allanpringite-122708.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaFe³⁺₃(PO₄)₂(OH)₃·5H₂O
ElementsFe, P, O, H
Crystal systemMonoclinic
Mohs hardness3
Density—
Streak—
Color—
IMA symbolApg
Nickel–Strunz class8.DC.50

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