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Gin Gin (Gingin), Swan Co., Western Australia, Australia

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Gingin is a small farming town, situated forty miles north of Perth.
Gearksutite associated with phosphatic nodules.





Mineral List:
  		•  Gearksutite
    Ca[Al(F,OH)
     
    5
    		(H
     
    2
    		O)]
    Description: Nodular masses formed in situ in a glauconitic and phosphatic Cretaceous sandstone.
    Reference: [Edward S. Simpson (1920): On Gearksutite at Gingin, Western Australia. Mineralogical Magazine 19, 23-39; 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: 120.]
  		•  Glauconite
    K
     
    0.08
    		R
    1
    1.33
    		 R
    2
    0.67
    		 [][Al
     
    0.13
    		Si
     
    3.87
    		O
     
    10
    		](OH)
     
    2
    Reference: [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: 120.]


    2 entries listed. 2 valid minerals.

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