IMA mineral species

Pyrosmalite-(Fe)

Fe²⁺₈Si₆O₁₅(OH,Cl)₁₀

Phyllosilicate mineral.

Pyrosmalite-(Fe) specimen
Pyrosmalite-(Fe)-227877.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaFe²⁺₈Si₆O₁₅(OH,Cl)₁₀
ElementsFe, Si, O, H, Cl
Crystal system—
Mohs hardness—
Density—
Streak—
Color—
IMA symbolPys-Fe
Nickel–Strunz class9.EE.10

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

🌍 Where it's found

Type locality (where it was first described): Nordmark Odal field, Sweden