ATHENA MINERALOGY |
Mineral: | JULGOLDITE-(Fe++) |
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Formula: | Ca2Fe2+(Fe3+,Al)2(SiO4)(Si2O7)(OH)2.H2O |
Crystal System: | Monoclinic |
Group: | Pumpellyite group |
IMA Number: | 1966-033 |
References: | CM 12 (1973), 219; HB2/1 (1995) |
Type Locality: | Långban (Langban) mine, Bergslagen ore distr., Filipstad, Värmland (Wermland, Varmland), Sweden |
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