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Amdrup Firth, Kangerlussuaq complex, Kangerlussuaq Firth, Tunu (East Greenland) Province, Greenland

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Alkaline pegmatite bodies cutting pulaskite rocks in the SE part of the Kangerlussuaq complex.

Ref.:

- Perchiazzi, N. et al. ( 2000): The crystal structure of Normandite and its crystal-chemical relationship with Lavenite, Canadian Mineralogist, Vol. 38, 641 - 648




Group 9 - Silicates
  		• Aegirine9.DA.25
    NaFe
    3+
     
    		[Si
     
    2
    		O
     
    6
    		]
  		• Albite9.FA.35
    Na[AlSi
     
    3
    		O
     
    8
    		]
  		• Catapleiite9.CA.15
    Na
     
    2
    		Zr[Si
     
    3
    		O
     
    9
    		]·2H
     
    2
    		O
  		• Eudialyte9.CO.10
    Na
     
    15
    		Ca
     
    6
    		(Fe
    2+
     
    		,Mn
    2+
     
    		)
     
    3
    		Zr
     
    3
    		[Si
     
    25
    		O
     
    73
    		](O,OH,H
     
    2
    		O)
     
    3
    		(OH,Cl)
     
    2
  		• 'Hiortdahlite'9.BE.17
    (Ca,Na)
     
    3
    		(Zr,Ti)Si
     
    2
    		O
     
    7
    		(O,OH,F)
     
    2
  		• Kentbrooksite (TL)9.CO.10
    (Na,REE)
     
    15
    		(Ca,REE)
     
    6
    		(Mn
    2+
     
    		,Fe
    2+
     
    		)
     
    3
    		Zr
     
    3
    		Nb[Si
     
    25
    		O
     
    74
    		]F
     
    2
    		·2H
     
    2
    		O
  		• Kupletskite9.DC.05
    (K,Na)
     
    3
    		(Mn,Fe)
     
    7
    		Ti
     
    2
    		Si
     
    8
    		O
     
    26
    		(OH)
     
    4
    		F
  		• Låvenite9.BE.17
    (Na,Ca)
     
    2
    		(Mn
    2+
     
    		,Fe
    2+
     
    		)(Zr,Ti)[(O,OH,F)
     
    2
    		|Si
     
    2
    		O
     
    7
    		]
  		• Microcline9.FA.30
    K[AlSi
     
    3
    		O
     
    8
    		]
  		• Nepheline9.FA.05
    (Na,K)[AlSiO
     
    4
    		]
  		• Normandite9.BE.17
    NaCa(Mn,Fe)(Ti,Nb,Zr)[(O,F)
     
    2
    		|Si
     
    2
    		O
     
    7
    		]


    11 entries listed. 10 valid minerals.

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