ATHENA MINERALOGY |
Mineral: | HELIOPHYLLITE = ECDEMITE |
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Formula: | Pb6As2O7Cl4 (?) |
Crystal System: | Orthorhombic |
References: | Acta Min. Sinica 5 (1985), 216; HB3 (1997); RJM 32v (2020), 209 |
Type Locality: | Långban (Langban) mine, Bergslagen ore distr., Filipstad, Värmland (Varmland, Wermland), Sweden |
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