IMA mineral species

Alpeite

Ca₄Mn³⁺₂Al₂(Mn³⁺Mg)(SiO₄)₂(Si₃O₁₀)(V₅+O₄)(OH)₆

Sorosilicate mineral.

RedBrown

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

Properties

Chemical formulaCa₄Mn³⁺₂Al₂(Mn³⁺Mg)(SiO₄)₂(Si₃O₁₀)(V₅+O₄)(OH)₆
ElementsCa, Mn, Al, Mg, Si, O, V, H
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolApt

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