Facts
- Country
- Mexico
- Minerals
- 2
- Species citing it (Wikidata)
- 1
- First described here
- Cristobalite, Tridymite
Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q49094183
Minerals first described here · 2
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Cristobalite | SiO₂ | Tetragonal | 6.5 | 2.63 g/cm³ |
| Tridymite | SiO₂ | Orthorhombic | 7.0 | 2.63 g/cm³ |
Minerals · 1
| Mineral | Chemical formula | Crystal system | Mohs hardness | Density |
|---|---|---|---|---|
| Cristobalite | SiO₂ | Tetragonal | 6.5 | 2.63 g/cm³ |