Properties
⛏ Mohs hardness7
💅🪙🍶🔪💎
Harder than quartz: scratches glass and steel.
| Chemical formula | SiO₂ |
|---|---|
| Elements | Si, O |
| Crystal system | Trigonal |
| Mohs hardness | 7 |
| Density | — |
| Streak | — |
| Color | — |
“—” means no reliable value in Wikidata yet. Check Mindat for full data.
Varieties & related stones
Learn more
- Rock crystal on Mindat.org
- Wikipedia article
- Wikidata item Q2050687 (source of this page's data – you can correct it there)
Mineral variety
7–8
Trigonal
White & Clear