IMA mineral species

Ferro-anthophyllite

☐Fe²⁺₂Fe²⁺₅Si₈O₂₂(OH)₂

Mg-Fe-Mn-amphibole, double chain inosilicate mineral.

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

Properties

Chemical formula☐Fe²⁺₂Fe²⁺₅Si₈O₂₂(OH)₂
ElementsFe, Si, O, H
Crystal systemOrthorhombic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolFath
Nickel–Strunz class9.DD.05

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