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Kirchberg Quarry, Oberrotweil, Kaiserstuhl, Baden-Württemberg, Germany

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(Steinbruch am Kirchberg, Oberrotweil, Kaiserstuhl, Baden-Württemberg, Deutschland)

Abandoned quarry in a sodalite phonolite intrusion. Access is prohibited beween January 1st and July 31st.
NOTE: Locality name is often also given as "Kirchberg Quarry, Niederrotweil, ..." (the quarry lies close to both Oberrotweil and Niederrotweil).



References:
- Lapis 1978(3).

- Fricke, G., (1988): Der Kaiserstuhl und seine Minerale, Der Aufschluss, Vol. 39(2), 74-76.

- http://omnibus.uni-freiburg.de/~weisenbt/9Kaiserstuhl/Kaiserstuhl.pdf




Group 4 - Oxides and Hydroxides
  		• Opal4.DA.10
    SiO
     
    2
    		·nH
     
    2
    		O
      var: Opal-AN4.DA.10
    SiO
     
    2
    		·nH
     
    2
    		O
    Group 5 - Nitrates and Carbonates
  		• Calcite5.AB.05
    CaCO
     
    3
    Group 7 - Sulphates, Chromates, Molybdates and Tungstates
  		• Gypsum7.CD.40
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
    Group 9 - Silicates
  		• Almandine9.AD.25
    Fe
    2+
    3
    		Al
     
    2
    		[SiO
     
    4
    		]
     
    3
  		• Andradite
    var: Melanite    		9.AD.25
    Ca
     
    3
    		Fe
    3+
    2
    		[SiO
     
    4
    		]
     
    3
  		• Apophyllite-(KF)9.EA.15
    KCa
     
    4
    		[(F,OH)|Si
     
    8
    		O
     
    20
    		] · 8H
     
    2
    		O
  		• Haüyne9.FB.10
    (Na,Ca)
     
    4-8
    		[Al
     
    6
    		Si
     
    6
    		(O,S)
     
    24
    		](SO
     
    4
    		,Cl)
     
    1-2
  		• Natrolite9.GA.05
    Na
     
    2
    		[Al
     
    2
    		Si
     
    3
    		O
     
    10
    		] · 2H
     
    2
    		O
  		• Sodalite9.FB.10
    Na
     
    8
    		[Cl
     
    2
    		|Al
     
    6
    		Si
     
    6
    		O
     
    24
    		]
    Unclassified Minerals
  		• 'Apophyllite'-
  		• 'Chabazite'-


    12 entries listed. 10 valid minerals.

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