Aldermanite

Aldermanite is a rare hydrated phosphate mineral with formula Mg5Al12(PO4)8(OH)22·32H2O.[1][2][3] 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.

Aldermanite
General
CategoryPhosphate minerals
Identification
Mohs scale hardness2
Specific gravity2.1

References
  1. Harrowfield I. R., Segnit E. R. and Watts J. A. 1981: Aldermanite, a New Magnesium Aluminium Phosphate. Mineralogical Magazine, 44(333), 59-62 -
  2. http://www.mindat.org/min-104.html Mindat
  3. http://www.handbookofmineralogy.org/pdfs/aldermanite.pdf Handbook of Mineralogy
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