ATHENA MINERALOGY |
Mineral: | TAKEUCHIITE |
---|---|
Name: | Takéuchiite |
Formula: | Mn3+11[(Mn2+,Mg)xFe3+y▢z](BO3)12O24 (sum x,y,z=25) |
Crystal System: | Orthorhombic |
Group: | Orthopinakiolite group |
IMA Number: | 1980-018 |
References: | AM 65 (1980), 1130; ZK 181 (1987), 135; CM 36 (1998), 1171; HB5 (2003) |
Type Locality: | Långban (Langban) mine, Bergslagen ore distr., Filipstad, Värmland (Varmland, Wermland), Sweden |
Comments: | ▢ = vacancy |
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