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Michelsberg Quarry, Katzenbuckel Mt., Eberbach, Odenwald, Baden-Württemberg, Germany

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(Steinbruch am Michelsberg, Katzenbuckel, Eberbach, Odenwald, Baden-Württemberg, Deutschland)

A basalt quarry, abandoned in 1974. Located on the east slope of Katzenbuckel mountain near Waldkatzenbach, about 4.5 km east of Eberbach.



References:
- Der Aufschluss (1977): 6, 226.
- Lapis (1980): 7/8: 41-43.
- Stahle, V., Koch, M., McCammon, C. A., Mann, U. & Markl, G. (2002): Occurrence of low-Ti and high-Ti freudenbergite in alkali syenite dikes from the Katzenbuckel volcano, southwestern Germany. Canadian Mineralogist 40, 1609-1627.




Group 2 - Sulphides and Sulfosalts
  		• Bornite2.BA.15
    Cu
     
    5
    		FeS
     
    4
  		• Chalcocite2.BA.05
    Cu
     
    2
    		S
  		• Chalcopyrite2.CB.10a
    CuFeS
     
    2
  		• Covellite2.CA.05a
    CuS
  		• Marcasite2.EB.10a
    FeS
     
    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
  		• Freudenbergite (TL)4.CC.10
    Na
     
    2
    		(Ti,Fe)
     
    8
    		O
     
    16
  		• Gibbsite4.FE.10
    Al(OH)
     
    3
  		• Hematite4.CB.05
    Fe
     
    2
    		O
     
    3
  		• Ilmenite4.CB.05
    Fe
    2+
     
    		TiO
     
    3
  		• Landauite4.CC.40
    NaMnZn
     
    2
    		(Ti,Fe)
     
    6
    		Ti
     
    12
    		O
     
    38
  		• Maghemite4.BB.15
    Fe
     
    2
    		O
     
    3
  		• Magnetite4.BB.05
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
  		• Pseudobrookite4.CB.15
    Fe
     
    2
    		TiO
     
    5
  		• Pyrochlore4.DH.15
    (Ca,Na)
     
    2
    		Nb
     
    2
    		O
     
    6
    		(OH,F)
    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 8 - Phosphates, Arsenates and Vanadates
  		• Apatite-(CaF)8.BN.05
    Ca
     
    5
    		[F|(PO
     
    4
    		)
     
    3
    		]
    Group 9 - Silicates
  		• Aegirine9.DA.25
    NaFe
    3+
     
    		[Si
     
    2
    		O
     
    6
    		]
  		• Arfvedsonite
    var: Anophorite    		9.DE.25
    [Na][Na
     
    2
    		][Fe
    2+
    4
    		Fe
    3+
     
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
  		• Biotite9..
  		• Lizardite
    var: Al-lizardite    		9.ED.15
    Mg
     
    3
    		[(OH)
     
    4
    		|Si
     
    2
    		O
     
    5
    		]
  		• Lorenzenite9.DB.10
    Na
     
    2
    		Ti
     
    2
    		[O
     
    3
    		|Si
     
    2
    		O
     
    6
    		]
  		• Montmorillonite9.EC.40
    (Na,Ca)
     
    0.33
    		(Al,Mg)
     
    2
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
    		·nH
     
    2
    		O
  		• Natrolite9.GA.05
    Na
     
    2
    		[Al
     
    2
    		Si
     
    3
    		O
     
    10
    		] · 2H
     
    2
    		O
  		• Nepheline9.FA.05
    (Na,K)[AlSiO
     
    4
    		]
  		• Thomsonite-Ca9.GA.10
    NaCa
     
    2
    		[Al
     
    5
    		Si
     
    5
    		O
     
    20
    		] · 6H
     
    2
    		O
  		• Titanite9.AG.15
    CaTi[O|SiO
     
    4
    		]
    Unclassified Minerals
  		• 'Apatite'-
  		• 'Chabazite'-
  		• Ferronybøite-
    [Na][Na
     
    2
    		][Mg
     
    3
    		Fe
    3+
    2
    		][(OH)
     
    2
    		|AlSi
     
    7
    		O
     
    22
    		]
  		• 'Garnet Group'-
    X
     
    3
    		Z
     
    2
    		(TO
     
    4
    		)
     
    3
    		 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V)
  		• 'Olivine'-
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]
  		• 'Serpentine Group'-
    D
     
    2
    		[Si
     
    2
    		O
     
    5
    		](OH)4 + or - nH
     
    2
    		O


    36 entries listed. 29 valid minerals.

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