Kushiroite
Pyroxene, inosilicate mineral
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Kushiroite is a rare mineral of the pyroxene group, with formula CaAlAlSiO6. It is the fully aluminian member. The formula of kushiroite corresponds to the molecule (or component) known as Calcium-Tschermak (Ca-Tschermak), which dominates in the composition of kushiroite. Kushiroite is an aluminium-analogue of other pyroxene-group members, davisite, esseneite, and grossmanite. It was found in a chondrite meteorite within refractory inclusions.[1][2]
CategoryInosilicate minerals (single chain)
FormulaCaAlAlSiO6
| Kushiroite | |
|---|---|
| General | |
| Category | Inosilicate minerals (single chain) |
| Group | Pyroxene group, clinopyroxene subgroup |
| Formula | CaAlAlSiO6 |
| IMA symbol | Ks |
The mineral crystallizes in the monoclinic crystal system (space group C2/c).[3]