IMA mineral species
Potassic-magnesio-arfvedsonite
[K][Na₂][Mg₄Fe³⁺]Si₈O₂₂(OH)₂
Na-amphibole, double chain inosilicate mineral.
Properties
| Chemical formula | [K][Na₂][Mg₄Fe³⁺]Si₈O₂₂(OH)₂ |
|---|---|
| Elements | K, Na, Mg, Fe, Si, O, H |
| Crystal system | Monoclinic |
| Mohs hardness | — |
| Density | — |
| Streak | — |
| Color | — |
| IMA symbol | Pmarf |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
Learn more
- Potassic-magnesio-arfvedsonite on Mindat.org
- Wikidata item Q28790820 (source of this page's data – you can correct it there)
IMA mineral species
Monoclinic