IMA mineral species

Friedelite

Mn²⁺₈Si₆O₁₅(OH,Cl)₁₀

Phyllosilicate mineral.

Friedelite specimen
Friedelite and rhodonite.Tarragona.jpg · Wikimedia Commons (see file page for author & license)

Properties

Chemical formulaMn²⁺₈Si₆O₁₅(OH,Cl)₁₀
ElementsMn, Si, O, H, Cl
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Color—
IMA symbolFdl
Nickel–Strunz class9.EE.10

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