Chemistry:Aldermanite
From HandWiki
| Aldermanite | |
|---|---|
 | |
| General | |
| Category | Phosphate minerals |
| Formula (repeating unit) | [Mg(H2O)6][Na(H2O)2Al3(PO4)2(OH,F)6 · H2O |
| Crystal system | Monoclinic |
| Crystal class | 2/m - Prismatic |
| Identification | |
| Color | Colorless |
| Tenacity | Brittle |
| Mohs scale hardness | 2 |
| |re|er}} | Sub-vitreous, pearly |
| Density | 2.1 g cm−1 (calculated) |
| References | [1] |
Aldermanite is a rare hydrated phosphate mineral with formula Mg5Al12(PO4)8(OH)22·32H2O.[3][1][4] It is named after Arthur Richard Alderman (1901–1980), Professor of Geology and Mineralogy, University of Adelaide. Its type locality is Moculta Phosphate Quarry (Klemm's Quarry), Angaston, Barossa Valley, North Mount Lofty Ranges, Mount Lofty Ranges, South Australia, Australia .
References
- ↑ 1.0 1.1 http://www.mindat.org/min-104.html Mindat
- ↑ 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.
- ↑ Harrowfield I. R., Segnit E. R. and Watts J. A. 1981: Aldermanite, a New Magnesium Aluminium Phosphate. Mineralogical Magazine, 44(333), 59-62 - [1]
- ↑ http://www.handbookofmineralogy.org/pdfs/aldermanite.pdf Handbook of Mineralogy
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