IMA mineral species
Pargasite
NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂
Ca-amphibole, double chain inosilicate mineral.
Properties
⛏ Mohs hardness5 – 6
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Scratches glass; quartz scratches it.
| Chemical formula | NaCa₂(Mg₄Al)(Si₆Al₂)O₂₂(OH)₂ |
|---|---|
| Elements | Na, Ca, Mg, Al, Si, O, H |
| Crystal system | Monoclinic |
| Mohs hardness | 5 – 6 |
| Density | — |
| Streak | — |
| Color | — |
| Cleavage | {110} |
| IMA symbol | Prg |
| Nickel–Strunz class | 9.DE.15 |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
Learn more
- Pargasite on Mindat.org
- Wikipedia article
- Wikidata item Q2056968 (source of this page's data – you can correct it there)
IMA mineral species
5–6
Monoclinic
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