Zoisite
Zoisite is a mineral with the chemical formula Ca2Al3Si3O12(OH). It has a Mohs hardness of 6 - 7 and vitreous to pearly luster.
Zoisite properties
| Type | Mineral |
|---|---|
| Chemical formula | Ca2Al3Si3O12(OH) |
| Mohs hardness | 6 - 7 |
| Luster | Vitreous to Pearly |
| Typical colors | Green, Blue, Brown, Gray |
| Formation | Metamorphic rocks, often formed from the alteration of felsic volcanic rocks in the presence of water. |
| Rarity | 6 / 10 |
Mohs hardness 6–7 — hard
1 · Talc5 · Apatite10 · Diamond
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