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From Wikipedia, the free encyclopedia
Ahlfeldite ((Ni, Co)SeO3]·2H2O) is a mineral of secondary origin. It is named after Friedrich Ahlfeld (1892–1982), a German-Bolivian mining engineer and geologist. Its type locality is Virgen de Surumi mine, Pakajake Canyon, Chayanta Province, Potosí Department, Bolivia.
Ahlfeldite | |
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General | |
Category | Selenite mineral |
Formula (repeating unit) | (Ni,Co)SeO3·2H2O |
IMA symbol | Afe[1] |
Strunz classification | 4.JH.10 |
Crystal system | Monoclinic |
Crystal class | Prismatic (2/m) (same H-M symbol) |
Space group | P21/m |
Identification | |
References | [2][3][4] |
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