Quartz
Quartz is a mineral with the chemical formula SiO2. It has a Mohs hardness of 7 and vitreous luster.
Quartz properties
| Type | Mineral |
|---|---|
| Chemical formula | SiO2 |
| Mohs hardness | 7 |
| Luster | Vitreous |
| Typical colors | Colorless, white, purple, yellow, pink, brown, and more |
| Formation | Igneous, sedimentary, and metamorphic processes |
| Rarity | 3 / 10 |
Mohs hardness 7 — hard
1 · Talc5 · Apatite10 · Diamond
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