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Northern Ravnås Prospect, Vinoren Southern Mines, Vinoren Silver Mine Field, Kongsberg Silver Mining District, Svene, Flesberg, Buskerud, Norway

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(Nordre Ravnås skjerp, Søndre Vinoren, Kongsberg sølvgruver, Flesberg, Buskerud, Norge)

References:
- Larsen, A.O.; Nordrum, F.S. & Erambert, M. (2003): Mineraler i brewsterittserien fra norske lokaliteter. Bergverksmuseet Skrift 25: 41-42 [analysis of brewsterites]
- Nordrum, F.S. (2009): Nyfunn av mineraler i Norge 2008-2009. Stein 36 (2): 6-17




Group 1 - Elements
  		• Silver1.AA.05
    Ag
    Group 2 - Sulphides and Sulfosalts
  		• Acanthite2.BA.35
    Ag
     
    2
    		S
  		• Chalcopyrite2.CB.10a
    CuFeS
     
    2
  		• Galena2.CD.10
    PbS
  		• Pyrite2.EB.05a
    FeS
     
    2
  		• Pyrrhotite2.CC.10
    Fe
     
    7
    		S
     
    8
    		, (-4M), also given as Fe
     
    1-x
    		S (x = 0 - 0.2)
  		• Sphalerite2.CB.05a
    (Zn,Fe
    2+
     
    		)S
    Group 3 - Halides
  		• Fluorite3.AB.25
    CaF
     
    2
    Group 4 - Oxides and Hydroxides
  		• Quartz4.DA.05
    SiO
     
    2
    Group 5 - Nitrates and Carbonates
  		• Calcite5.AB.05
    CaCO
     
    3
    Group 7 - Sulphates, Chromates, Molybdates and Tungstates
  		• Baryte7.AD.35
    BaSO
     
    4
    Group 9 - Silicates
  		• Brewsterite-Ba9.GE.20
    (Ba,Sr)[Al
     
    2
    		Si
     
    6
    		O
     
    16
    		] · 5H
     
    2
    		O
  		• Brewsterite-Sr9.GE.20
    (Sr,Ba,Ca)[Al
     
    2
    		Si
     
    6
    		O
     
    16
    		] · 5H
     
    2
    		O
  		• Harmotome9.GC.10
    (Ba
     
    0.5
    		,Ca
     
    0.5
    		,K,Na)
     
    5
    		[Al
     
    5
    		Si
     
    11
    		O
     
    32
    		] ·12H
     
    2
    		O
  		• Heulandite-Ba (TL)9.GE.05
    (Ba,Ca,K,Na,Sr)
     
    5
    		Al
     
    9
    		Si
     
    27
    		O
     
    72
    		·22H
     
    2
    		O
    Unclassified Minerals
  		• 'Brewsterite'-


    16 entries listed. 15 valid minerals.

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