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Lange Anna Rock, Helgoland Island, Schleswig-Holstein, Germany

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(Lange Anna, Helgoland, Schleswig-Holstein, Deutschland)

Ref.:
Der Aufschluss 1971(7/8), 221-225





Mineral List:
  		•  Azurite ?
    Cu
     
    3
    		[OH|CO
     
    3
    		]
     
    2
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Baryte
    BaSO
     
    4
    Habit: tabular
    Colour: colorless, pale blue
    Fluorescence: ?
    Description: Baryte is not new for this locality. All "celestine" samples from Helgoland are baryte !!!
    Reference: [Markus Gerstmann - collection]
  		•  Brochantite
    Cu
     
    4
    		[(OH)
     
    6
    		|SO
     
    4
    		]
    Habit: square to rectangular tabular
    Colour: emerald green
    Fluorescence: non
    Reference: [Markus Gerstmann - collection]
  		•  Calcite
    CaCO
     
    3
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Celestine ?
    SrSO
     
    4
    Description: "Celestite" from Helgoland is probably a misidentification; analyzed samples are barite. Nevertheless this dubious information is endlessly copied from one reference to another. (pers. comm. Markus Gerstmann)
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  'Chalcedony'
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Chalcocite
    Cu
     
    2
    		S
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Chrysocolla
    (Cu,Al)
     
    2
    		H
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    		·nH
     
    2
    		O
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Connellite
    Cu
     
    19
    		[(OH)
     
    32
    		|SO
     
    4
    		|Cl
     
    4
    		] · 3H
     
    2
    		O
    Habit: prismatic
    Colour: dark blue
    Fluorescence: non
    Reference: [Markus Gerstmann - collection]
  		•  Copper
    Cu
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Covellite
    CuS
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Cuprite
    Cu
     
    2
    		O
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Devilline
    CaCu
     
    4
    		(SO
     
    4
    		)
     
    2
    		(OH)
     
    6
    		·3H
     
    2
    		O
    Habit: fibrous
    Colour: light green, pale green
    Fluorescence: non
    Reference: [Markus Gerstmann - collection]
  		•  Domeykite
    Cu
     
    3
    		As
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Fluorite
    CaF
     
    2
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Galena
    PbS
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Gypsum
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Limonite
    FeO(OH)·nH
     
    2
    		O
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Malachite
    Cu
     
    2
    		[(OH)
     
    2
    		|CO
     
    3
    		]
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Mottramite
    Pb(Cu,Zn)[OH|VO
     
    4
    		]
    Habit: hypidiomorph crystals, pseudomorph after galena
    Colour: yellowgreen
    Fluorescence: non
    Reference: [Markus Gerstmann - collection]
  		•  Shattuckite
    Cu
     
    5
    		[(OH)
     
    2
    		|(SiO
     
    3
    		)
     
    4
    		]
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Silver
    Ag
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Tangeite
    CaCu[OH|VO
     
    4
    		]
    Habit: spherical, extremly small xlts in SEM
    Colour: yellowgreen
    Fluorescence: non
    Description: Only one specimen found in 2003 !
    Reference: [Markus Gerstmann - collection]
  		•  Tenorite
    CuO
    Reference: [Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990]
  		•  Vanadinite
    Pb
     
    5
    		[Cl|(VO
     
    4
    		)
     
    3
    		]
    Habit: needle like, prismatic
    Colour: pale brown
    Fluorescence: ?
    Reference: [Markus Gerstmann - collection]


    27 entries listed. 25 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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