ATHENA MINERALOGY |
Mineral: | POTASSICMAGNESIOSADANAGAITE = POTASSICSADANAGAITE |
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Name: | Potassic-magnesio-sadanagaite = Potassic-sadanagaite |
Formula: | (K,Na)Ca2[Mg3(Al,Fe3+)2]Si5Al3O22(OH)2 |
Crystal System: | Monoclinic |
Group: | Amphibole supergroup, with (OH,F,Cl) dominant. Ca subgroup. Sadanagaite group |
References: | CM 35 (1997), 219; MR 29 (1998), 169 |
Type Locality: | Myojin Island, Seto inland area, Ehime Pref., Japan |
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