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Norra Fjäll (Fjällbacka pegmatite), Väddö, Norrtälje, Uppland, Sweden

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Abandoned pegmatite quarries at the slope above the village.




Group 2 - Sulphides and Sulfosalts
  		• Bornite2.BA.15
    Cu
     
    5
    		FeS
     
    4
  		• Pyrite2.EB.05a
    FeS
     
    2
    Group 4 - Oxides and Hydroxides
  		• Magnetite4.BB.05
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
  		• Quartz4.DA.05
    SiO
     
    2
  		• Yttrotantalite-(Y)4.DG.10
    (Y,Ca,U
    4+
     
    		,Fe
    2+
     
    		)
     
    2
    		(Ta,Nb)
     
    2
    		O
     
    8
    Group 7 - Sulphates, Chromates, Molybdates and Tungstates
  		• Fergusonite-(Y)7.GA.05
    YNbO
     
    4
    Group 8 - Phosphates, Arsenates and Vanadates
  		• Monazite-(Ce)8.AD.50
    (Ce,La,Nd,Th)PO
     
    4
  		• Xenotime-(Y)8.AD.35
    YPO
     
    4
    Group 9 - Silicates
  		• Allanite-(Ce)9.BG.05
    {CaCe}{Al
     
    2
    		Fe
    2+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
  		• Anorthite
    var: Labradorite    		9.FA.35
    (Ca,Na)[Al(Al,Si)Si
     
    2
    		O
     
    8
    		]
  		• Beryl9.CJ.05
    Be
     
    3
    		Al
     
    2
    		Si
     
    6
    		O
     
    18
  		• Biotite9..
  		• Clinohumite9.AF.55
    (Mg,Fe
    2+
     
    		)
     
    9
    		[(F,OH)
     
    2
    		|(SiO
     
    4
    		)
     
    4
    		]
  		• Humite9.AF.50
    (Mg,Fe
    2+
     
    		)
     
    7
    		[(F,OH)
     
    2
    		|(SiO
     
    4
    		)
     
    3
    		]
  		• Microcline9.FA.30
    K[AlSi
     
    3
    		O
     
    8
    		]
  		• Muscovite9.EC.15
    KAl
     
    2
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
  		• Talc9.EC.05
    Mg
     
    3
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
  		• Tremolite9.DE.10
    ☐[Ca
     
    2
    		][Mg
     
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
  		• Zircon9.AD.30
    Zr[SiO
     
    4
    		]
    Unclassified Minerals
  		• 'Garnet Group'-
    X
     
    3
    		Z
     
    2
    		(TO
     
    4
    		)
     
    3
    		 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V)


    20 entries listed. 18 valid minerals.

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