ATHENA MINERALOGY |
Mineral: | POVONDRAITE |
---|---|
Formula: | NaFe3+3(Fe3+4Mg2)(Si6O18)(BO3)3(OH)3O |
Crystal System: | Rhombohedral (Trigonal) |
Group: | Tourmaline group |
IMA Number: | 1990 s.p. |
References: | AM 64 (1979), 945; HB2/2 (1995); NM 90-94 (1997); AM 96 (2011), 895; MM 87 (2023), 178 |
Type Locality: | San Francisco mine, Aranibar, Alto Chapare, Villa Tunari, Cochabamba, Bolivia |
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