Kalsilite (KAlSiO4) is a vitreous white to grey feldspathoidal mineral that is found in some potassium-rich lavas, such as from Chamengo Crater in Uganda. It has a relative hardness of 5.5.
Kalsilite | |
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General | |
Category | Mineral |
Formula(repeating unit) | KAlSiO4 |
Crystal system | Hexagonal |
Space group | P6322 (no. 182) |
Identification | |
Mohs scale hardness | 5.5 |