IMA mineral species

Halotrichite

Fe²⁺Al₂(SO₄)₄·22H₂O

Sulfate mineral.

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Halotrichite specimen
Halotrichite-120998.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaFe²⁺Al₂(SO₄)₄·22H₂O
ElementsFe, Al, S, O, H
Crystal systemMonoclinic
Mohs hardness1.5
Density—
Streak—
Color—
IMA symbolHth
Nickel–Strunz class7.CB.85

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