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Marinkas Quellen (Marinkas Kwela), Karas Region, Namibia

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Cambrian carbonatite complex, hosted in syenite, nepheline syenite, fenite, and granite.

Ref.:
- Orris, G.J., and Grauch, R.I. (2002): Rare earth element mines, deposits, and occurrences. USGS Open-File Report 02-189.





 Map Reference: 28°10'S , 17°25'E

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Mineral List:
  		•  Aegirine-augite
    (Na,Ca)(Fe
    3+
     
    		,Fe
    2+
     
    		,Mg,Al)Si
     
    2
    		O
     
    6
    Reference: [Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189.]
  		•  Arfvedsonite
    [Na][Na
     
    2
    		][Fe
    2+
    4
    		Fe
    3+
     
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189.]
  		•  Fluorite
    var: Yttrofluorite
    (Ca
     
    1-x
    		Y
     
    x
    		)F
     
    2+x
    		 where 0.05< x <0.3
    Reference: [Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189.]
  		•  'Monazite'
    Reference: [Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189.]
  		•  Pyrochlore
    (Ca,Na)
     
    2
    		Nb
     
    2
    		O
     
    6
    		(OH,F)
    Reference: [Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189.]
  		•  Synchysite-(Y)
    Ca(Y,Ce)[F|(CO
     
    3
    		)
     
    2
    		]
    Reference: [Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189.]


    6 entries listed. 4 valid minerals.

    The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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