Properties
⛏ Mohs hardness5.5
💅🪙🍶🔪💎
Scratches glass; quartz scratches it.
🔷 Triclinic✏️ streak white
| Chemical formula | NaCa₂Si₄O₁₀F |
|---|---|
| Elements | Na, Ca, Si, O, F |
| Crystal system | Triclinic |
| Mohs hardness | 5.5 |
| Density | — |
| Streak | white |
| Color | — |
| IMA symbol | Are |
| Nickel–Strunz class | 9.DH.75 |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
Learn more
- Agrellite on Mindat.org
- Wikipedia article
- Wikidata item Q396466 (source of this page's data – you can correct it there)
IMA mineral species
5–6
Triclinic
GreenGrayWhite & Clear