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Kothgraben, Kleinfeistritz, Knittelfeld, Styria, Austria

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(Kothgraben, Kleinfeistritz, Knittelfeld, Steiermark, Österreich)

Small, ancient mine with several adits, working arsenopyrite-bearing veins.

Refs.:
- Haditsch, J.G. (1964): Der Arsenkiesgang im oberen Kotgraben (Stubalpe). Mitteilungsblatt, Abteilung für Mineralogie am Landesmuseum Joanneum, Heft 1, 1-14.
- Postl, W. (1977): Die Sekundärmineralparagenese vom Arsenkiesgang im Kothgraben, Stubalpe (Steiermark). Mitteilungsblatt, Abteilung für Mineralogie am Landesmuseum Joanneum, 45, 34-37.
- Exel, R. (1993): Die Mineralien und Erzlagerstätten Österreichs.
- Taucher, J. & Postl, W. (1995): 997: Chalkanthit vom alten Bergbau beim "Samer" im Kothgraben, Kleinfeistritz, Stubalpe, Steiermark. In: Niedermayr, G. et al. (1995): Neue Mineralfunde aus Österreich XIVL. Carinthia II, 185/105, 163.




Group 1 - Elements
  		• Gold1.AA.05
    Au
    Group 2 - Sulphides and Sulfosalts
  		• Arsenopyrite2.EB.20
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
  		• Chalcopyrite2.CB.10a
    CuFeS
     
    2
  		• 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 4 - Oxides and Hydroxides
  		• Quartz4.DA.05
    SiO
     
    2
    Group 5 - Nitrates and Carbonates
  		• Calcite5.AB.05
    CaCO
     
    3
  		• Malachite5.BA.10
    Cu
     
    2
    		[(OH)
     
    2
    		|CO
     
    3
    		]
    Group 7 - Sulphates, Chromates, Molybdates and Tungstates
  		• Antlerite7.BB.15
    Cu
     
    3
    		[(OH)
     
    4
    		|SO
     
    4
    		]
  		• Brochantite7.BB.25
    Cu
     
    4
    		[(OH)
     
    6
    		|SO
     
    4
    		]
  		• Chalcanthite7.CB.20
    CuSO
     
    4
    		·5H
     
    2
    		O
  		• Cyanotrichite7.DE.10
    Cu
     
    4
    		Al
     
    2
    		[(OH)
     
    12
    		|SO
     
    4
    		] · 2H
     
    2
    		O
  		• Devilline7.DD.30
    CaCu
     
    4
    		(SO
     
    4
    		)
     
    2
    		(OH)
     
    6
    		·3H
     
    2
    		O
  		• Gypsum7.CD.40
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
  		• Jarosite7.BC.10
    KFe
    3+
     
     
    3
    		[(OH)
     
    3
    		|SO
     
    4
    		]
     
    2
  		• Melanterite7.CB.35
    FeSO
     
    4
    		·7H
     
    2
    		O
  		• Posnjakite7.DD.10
    Cu
     
    4
    		[(OH)
     
    6
    		|SO
     
    4
    		] · H
     
    2
    		O
  		• Scheelite7.GA.05
    Ca[WO
     
    4
    		]
  		• Siderotil7.CB.20
    FeSO
     
    4
    		·5H
     
    2
    		O
    Group 8 - Phosphates, Arsenates and Vanadates
  		• Scorodite8.CD.10
    Fe
    3+
     
    		AsO
     
    4
    		·2H
     
    2
    		O
  		• Tyrolite8.DM.10
    Ca
     
    2
    		Cu
     
    9
    		[(OH)
     
    4
    		|(H
     
    2
    		O)
     
    11
    		|CO
     
    3
    		|(AsO
     
    4
    		)
     
    4
    		] · 0-1H
     
    2
    		O


    22 entries listed. 22 valid minerals.

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