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Hannayite from
Skipton Caves (Skipton lava caves; Mt Widderin Caves), Mt. Widderin (Anderson's Hill), Skipton, Corangamite Shire, Victoria, Australia

Locality type:Cave
Classification
Species:Hannayite
Formula:(NH4)2Mg3H4(PO4)4 · 8H2O
Comments:Occurs in bat guano.
Hannayite occurs as slender, translucent, near-colourless to pale yellow prisms reaching a maximum size of 12mm long, 2mm wide and approximately 1mm thick.
Confirmation
Validity:Valid - Type Locality
References
References:Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 699, 700, 710.
Associated Minerals:
Associates:Brushite
Dittmarite
Newberyite
Schertelite
Struvite
Associated Minerals Based on Photo Data:
Newberyite1 photo of Hannayite associated with Newberyite at this locality.
Data
Mineral Data:Click here to view Hannayite data
Locality Data:Click here to view Skipton Caves (Skipton lava caves; Mt Widderin Caves), Mt. Widderin (Anderson's Hill), Skipton, Corangamite Shire, Victoria, Australia
 
Mineral and/or Locality  
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