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Kvanefjeld tunnel, Kvanefjeld Uranium deposit, Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland

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The tunnel on the southern slope of Kvanefjeld was made for exploration of uraniferous steenstrupine-(Ce). It was driven in 1979 and 1980.




References:
- Petersen, O. V.; Rønsbo, J.G. & Leonardsen, E.S. (1989): Nacareniobsite-(Ce), a new mineral species from the Ilímaussaq alkaline complex, South Greenland, and its relation to mosandrite and the rinkite series. Neues Jahrbuch für Mineralogie, Monatshefte 2, 84-96.

- Petersen, O. V., Khomyakov, A., Soerensen, H. (2001): Natrophosphate from the Ilimaussaq alkaline complex South Greenland, South Greenland, Geology of Greenland Survey Bulletin, 190, 139-141

- Pekov,I.V. & Ekimenkova, I.A. (2001): Two new rare-earth-rich mineral associations in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 143-144




Mineral list contains entries from the region specified including sub-localities


Mineral List:
  		•  Aegirine
    NaFe
    3+
     
    		[Si
     
    2
    		O
     
    6
    		]
    Reference: [Pekov,I.V. & Ekimenkova, I.A. (2001): Two new rare-earth-rich mineral associations in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 143-144]
  		•  Albite
    Na[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [pavel M. Kartashov data/ Petersen, O. V.; Rønsbo, J.G. & Leonardsen, E.S. (1989): Nacareniobsite-(Ce), a new mineral species from the Ilímaussaq alkaline complex, South Greenland, and its relation to mosandrite and the rinkite series. Neues Jahrbuch für Mineralogie, Monatshefte 2, 84-96]
  		•  Analcime
    Na
     
    2
    		[Al
     
    2
    		Si
     
    4
    		O
     
    12
    		] · 2H
     
    2
    		O
    Reference: [Peterson, O., Johnson, O. Leonardsen, E., Roensbo, J. (1984): Kvanefjeldite a new mineral species from the Ilimaussaq alkaline complex, South West Greenland, Canadian Mineralogist, Vol. 22, 465-467]
  		•  Arfvedsonite
    [Na][Na
     
    2
    		][Fe
    2+
    4
    		Fe
    3+
     
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [Petersen, O. V.; Rønsbo, J.G. & Leonardsen, E.S. (1989): Nacareniobsite-(Ce), a new mineral species from the Ilímaussaq alkaline complex, South Greenland, and its relation to mosandrite and the rinkite series. Neues Jahrbuch für Mineralogie, Monatshefte 2, 84-96]
  		•  Dorfmanite
    Na
     
    2
    		(PO
     
    3
    		OH)·2H
     
    2
    		O
    Reference: [Petersen, O., Khomyakov, A., Soerensen, H. (2001): Natrophosphate from the Ilimaussaq alkaline complex South Greenland, South Greenland, Geology of Greenland Survey Bulletin, 190, 139-141]
  		•  Epistolite
    Na
     
    2
    		(Nb,Ti)
     
    2
    		[O
     
    2
    		|Si
     
    2
    		O
     
    7
    		] · nH
     
    2
    		O
    Reference: [Peterson, O., Johnson, O. Leonardsen, E., Roensbo, J. (1984): Kvanefjeldite a new mineral species from the Ilimaussaq alkaline complex, South West Greenland, Canadian Mineralogist, Vol. 22, 465-467]
  		•  'Erikite'
    Reference: [Pekov,I.V. & Ekimenkova, I.A. (2001): Two new rare-earth-rich mineral associations in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 143-144 ]
    Site Photo
    Kvanefjeld tunnel, Kvanefjeld Uranium deposit, Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
    © K.E.Larsen
  		•  Eudialyte
    Na
     
    15
    		Ca
     
    6
    		(Fe
    2+
     
    		,Mn
    2+
     
    		)
     
    3
    		Zr
     
    3
    		[Si
     
    25
    		O
     
    73
    		](O,OH,H
     
    2
    		O)
     
    3
    		(OH,Cl)
     
    2
    Reference: [Petersen, O. V.; Rønsbo, J.G. & Leonardsen, E.S. (1989): Nacareniobsite-(Ce), a new mineral species from the Ilímaussaq alkaline complex, South Greenland, and its relation to mosandrite and the rinkite series. Neues Jahrbuch für Mineralogie, Monatshefte 2, 84-96]
  		•  'K Feldspar'
    Reference: [Pekov,I.V. & Ekimenkova, I.A. (2001): Two new rare-earth-rich mineral associations in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 143-144 ]
  		•  Kvanefjeldite (TL)
    Na
     
    4
    		(Ca,Mn)(Si
     
    3
    		O
     
    7
    		)
     
    2
    		(OH)
     
    2
    Type Locality: Kvanefjeldite occurrence, Kvanefjeld tunnel, Kvanefjeld Uranium deposit, Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
    Reference: [Peterson, O., Johnson, O. Leonardsen, E., Roensbo, J. (1984): Kvanefjeldite a new mineral species from the Ilimaussaq alkaline complex, South West Greenland, Canadian Mineralogist, Vol. 22, 465-467]
    Site Photo
    Kvanefjeld tunnel, Kvanefjeld Uranium deposit, Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
    © Knut Eldjarn
  		•  Microcline
    K[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [pavel M. Kartashov data/ Petersen, O. V.; Rønsbo, J.G. & Leonardsen, E.S. (1989): Nacareniobsite-(Ce), a new mineral species from the Ilímaussaq alkaline complex, South Greenland, and its relation to mosandrite and the rinkite series. Neues Jahrbuch für Mineralogie, Monatshefte 2, 84-96]
  		•  Nacareniobsite-(Ce) (TL)
    Na
     
    3
    		Ca
     
    3
    		(Ce,La,Nd)Nb[F
     
    3
    		|O|(Si
     
    2
    		O
     
    7
    		)
     
    2
    		]
    Type Locality: Kvanefjeld tunnel, Kvanefjeld Uranium deposit, Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
    Habit: Ruler-shaped crystals up to 3,0 x 0,4 x 0,04 mm. tabular on {100} and elongated parallell to [001]
    Colour: colorless, transparent
    Description: Found in dissolution cavities in lujavrite ( = a arfvedsonite- nepehline syenite) and in the lujavrite itself.
    Reference: [Petersen, O. V.; Rønsbo, J.G. & Leonardsen, E.S. (1989): Nacareniobsite-(Ce), a new mineral species from the Ilímaussaq alkaline complex, South Greenland, and its relation to mosandrite and the rinkite series. Neues Jahrbuch für Mineralogie, Monatshefte 2, 84-96]
    Site Photo
    Kvanefjeld tunnel, Kvanefjeld Uranium deposit, Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
    © Knut Eldjarn
  		•  Nepheline
    (Na,K)[AlSiO
     
    4
    		]
    Reference: [Pekov,I.V. & Ekimenkova, I.A. (2001): Two new rare-earth-rich mineral associations in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 143-144]
  		•  Sodalite
    Na
     
    8
    		[Cl
     
    2
    		|Al
     
    6
    		Si
     
    6
    		O
     
    24
    		]
    Reference: [Pekov,I.V. & Ekimenkova, I.A. (2001): Two new rare-earth-rich mineral associations in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 143-144 ]
  		•  Steenstrupine-(Ce)
    Na
     
    14
    		Mn
    2+
    2
    		(Fe
    3+
     
    		,Mn
    3+
     
    		)
     
    2
    		Ce
     
    6
    		(Zr,Th)[(OH)
     
    2
    		|HPO
     
    4
    		|(PO
     
    4
    		)
     
    6
    		|(Si
     
    6
    		O
     
    18
    		)
     
    2
    		]·2H
     
    2
    		O
    Reference: [Pekov,I.V. & Ekimenkova, I.A. (2001): Two new rare-earth-rich mineral associations in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 143-144]
    Site Photo
    Kvanefjeld tunnel, Kvanefjeld Uranium deposit, Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
    © OT. Ljostad
  		•  Ussingite
    Na
     
    2
    		AlSi
     
    3
    		O
     
    8
    		OH
    Reference: [Pekov,I.V. & Ekimenkova, I.A. (2001): Two new rare-earth-rich mineral associations in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 143-144]
  		•  Villiaumite
    NaF
    Reference: [Petersen, O. V.; Rønsbo, J.G. & Leonardsen, E.S. (1989): Nacareniobsite-(Ce), a new mineral species from the Ilímaussaq alkaline complex, South Greenland, and its relation to mosandrite and the rinkite series. Neues Jahrbuch für Mineralogie, Monatshefte 2, 84-96]
    Site Photo
    Kvanefjeld tunnel, Kvanefjeld Uranium deposit, Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
    © OT. Ljøstad
  		•  Vitusite-(Ce)
    Na
     
    3
    		(Ce,La,Nd)(PO
     
    4
    		)
     
    2
    Habit: isometric & tabular grains to 5mm in diameter; wellshaped crystals in vugs
    Colour: dichroic: greenish brown in daylight, honey coloured in electric light
    Fluorescence: weak lilac
    Description: Found in cavernous veinlets and vugs in ljuvraite (Pekov & Ekimenova 2001) See also "erikite".
    Reference: [Pekov,I.V. & Ekimenkova, I.A. (2001): Two new rare-earth-rich mineral associations in the Ilímaussaq alkaline complex, South Greenland. Geology of Greenland Survey Bulletin 190, 143-144 ]
    Site Photo
    Kvanefjeld tunnel, Kvanefjeld Uranium deposit, Kuannersuit (Kvanefjeld) plateau, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
    © Knut Eldjarn


    18 entries listed. 16 valid minerals. 2 type localities (valid minerals).

    Localities in this Region:
    Greenland
     
    • Kitaa (West Greenland) Province
      • Narsaq
        • Ilimaussaq complex
          • Kuannersuit (Kvanefjeld) plateau
            • Kvanefjeld Uranium deposit
              • Kvanefjeld tunnel

    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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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 5th Nov 2009 15:43:47