IMA mineral species

Metavoltine

Na₆K₂FeFe₆(SO₄)₁₂O₂·18H₂O

Hydrous sulfate mineral.

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

Properties

Chemical formulaNa₆K₂FeFe₆(SO₄)₁₂O₂·18H₂O
ElementsNa, K, Fe, S, O, H
Crystal systemTrigonal
Mohs hardness—
Density—
Streak—
Color—
IMA symbolMvt
Nickel–Strunz class7.DF.35

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