Chemistry:Althausite
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Short description: Magnesium phosphate mineral
| Althausite | |
|---|---|
 Dark reddish brown, subhedral crystals of althausite in a serpentine-talc matrix with dark gray subhedral hematite crystals and greenish lizardite | |
| General | |
| Category | Phosphate minerals |
| Formula (repeating unit) | Mg2(PO4)(OH,F) |
| Strunz classification | 8.BB.25 |
| Crystal system | Orthorhombic |
| Crystal class | Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m) |
| Space group | Pnma |
| Identification | |
| References | [1][2][3] |
Althausite is a relatively simple magnesium phosphate mineral with formula Mg2(PO4)(OH,F). It is very rare. Original occurrences are magnesite deposits among serpentinites. It is named after Egon Althaus (born 1933), a mineralogist at the University of Karlsruhe, Germany.[5][2][6]
References
- ↑ "Mineralienatlas - Fossilienatlas". https://www.mineralienatlas.de/lexikon/index.php/MineralData?mineral=Althausite.
- ↑ 2.0 2.1 Mindat
- ↑ Webmineral data
- ↑ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine 85 (3): 291–320. doi:10.1180/mgm.2021.43. Bibcode: 2021MinM...85..291W.
- ↑ Raade G. and Tysseland M. 1975: Althausite, a new mineral from Modum, Norway. Lithos, 8, 215-219
- ↑ http://www.handbookofmineralogy.org/pdfs/althausite.pdf Handbook of Mineralogy
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