IMA mineral species

Fluoro-pargasite

NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂F₂

Ca-amphibole, double chain inosilicate mineral.

Black

Properties

Chemical formulaNaCa₂(Mg₄Al)(Si₆Al₂)O₂₂F₂
ElementsNa, Ca, Mg, Al, Si, O, F
Crystal systemMonoclinic
Mohs hardness—
Density—
Streak—
Colorblack
Cleavage{110}
IMA symbolFlprg
Nickel–Strunz class9.DE.15

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

🌍 Where it's found

Type locality (where it was first described): Edenville, United States