| Ahlfeldite | |
|---|---|
 Alfredopetrovite, Ahlfeldite, Chalcomenite | |
| 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] |
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.
References
Look up ahlfeldite in Wiktionary, the free dictionary.
- ↑ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
- ↑ "Webmineral.com - Ahlfeldite".
- ↑ "Mindat.org - Ahlfeldite".
- ↑ "Handbook of Mineralogy - Ahlfeldite" (PDF). Archived from the original (PDF) on 2015-09-24. Retrieved 2013-01-26.
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