Leucite
Leucite is a mineral with the chemical formula KAlSi2O6. It has a Mohs hardness of 5.5 - 6 and vitreous luster.
Leucite properties
| Type | Mineral |
|---|---|
| Chemical formula | KAlSi2O6 |
| Mohs hardness | 5.5 - 6 |
| Luster | Vitreous |
| Typical colors | Colorless, white, gray, yellow, green, or brown |
| Formation | Forms in volcanic rocks, particularly in alkali-rich lavas |
| Rarity | 6 / 10 |
Mohs hardness 5.5–6 — fairly hard
1 · Talc5 · Apatite10 · Diamond

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