Aldermanite
A variety of Minerals
What is Aldermanite?
Aldermanite is a rare hydrated phosphate mineral with formula Mg5Al12(PO4)8(OH)22·32H2O. It's 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.
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Aldermanite Localities Map
See where Aldermanite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Map preview
North ZoneCentral RidgeSouth Basin
Quick Facts
Physical Properties
- Color
- Colorless in transmitted light
- Hardness (Mohs)
- 2
- Density
- 2.1 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- Mg5Al12(PO4)8(OH)22 · 32H2O
- Elements
- Al, H, Mg, O, P
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