Labradorite
Labradorite is a mineral with the chemical formula Na(Ca,Al)(Si,Al)4O8. It has a Mohs hardness of 6 - 6.5 and vitreous to pearly luster.
Labradorite properties
| Type | Mineral |
|---|---|
| Chemical formula | Na(Ca,Al)(Si,Al)4O8 |
| Mohs hardness | 6 - 6.5 |
| Luster | Vitreous to pearly |
| Typical colors | Gray, blue, green, and colorless with iridescent flashes |
| Formation | Igneous rock, typically found in basalt and anorthosite |
| Rarity | 6 / 10 |
Mohs hardness 6–6.5 — fairly hard
1 · Talc5 · Apatite10 · Diamond
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