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Manganese deposit, Ilfeld, Nordhausen, Harz Mts, Thuringia, Germany

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(Manganlagerstätte, Ilfeld, Nordhausen, Harz, Thüringen, Deutschland)

Famous classic Mn deposit which produced excellent manganite and pyrolusite (best specimens in old collections).
Located in the southeastern Harz mountains, about 8 km north of Nordhausen.

Note: Protected area - collecting is strictly forbidden.



References:
- Sansoni, G. (1971): Manganit von Ilfeld. Der Aufschluss, 22, 51-53.
- Siemroth, J. (1990): Manganlagerstätten von Ilfeld im Ostharz. Lapis, 15, 13-18.

- http://manganit.de/





Mineral List:
  		•  Ankerite
    Ca(Fe
    2+
     
    		 ,Mg,Mn
    2+
     
    		)(CO
     
    3
    		)
     
    2
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Aragonite
    CaCO
     
    3
    Reference: [Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 189; Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Baryte
    BaSO
     
    4
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Braunite
    Mn
    2+
     
    		Mn
    3+
    6
    		[O
     
    8
    		|SiO
     
    4
    		]
    Reference: [No reference listed]
  		•  Calcite
    CaCO
     
    3
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Cryptomelane ?
    K(Mn
    4+
     
    		,Mn
    2+
     
    		)
     
    8
    		O
     
    16
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Dolomite
    CaMg(CO
     
    3
    		)
     
    2
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Erythrite
    Co
     
    3
    		(AsO
     
    4
    		)
     
    2
    		·8H
     
    2
    		O
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Galena
    PbS
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Gypsum
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Hausmannite
    MnMn
     
    2
    		O
     
    4
    Reference: [MOHS, F. (1824): Pyramidales Mangan-Erz.- Grundriss der Mineralogie, vol. II, p. 484-486 ]
    Site Photo
    Manganese deposit, Ilfeld, Nordhausen, Harz Mts, Thuringia, Germany
    © Peter Haas
  		•  Hematite
    Fe
     
    2
    		O
     
    3
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Manganite (TL)
    Mn
    3+
     
    		O(OH)
    Type Locality: Manganese deposit, Ilfeld, Nordhausen, Harz Mts, Thuringia, Germany
    Reference: [No reference listed]
    Site Photo
    Manganese deposit, Ilfeld, Nordhausen, Harz Mts, Thuringia, Germany
    © Rob Lavinsky
  		•  Pyrolusite
    MnO
     
    2
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
    Site Photo
    Manganese deposit, Ilfeld, Nordhausen, Harz Mts, Thuringia, Germany
    © Rob Lavinsky
  		•  Quartz
    SiO
     
    2
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Rhodochrosite ?
    MnCO
     
    3
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Romanèchite
    (Ba,H
     
    2
    		O)
     
    2
    		Mn
     
    5
    		O
     
    10
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Siderite
    FeCO
     
    3
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Spessartine
    Mn
    2+
    3
    		Al
     
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [H. Vollstädt, R. Baumgärtel: "Einheimische Edelsteine", 2nd. ed., Steinkopff (Dresden), 1977]
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Sudoite
    (Mg,Fe
    2+
     
    		)
     
    2
    		Al
     
    3
    		[(OH)
     
    8
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [XRD and SEM-EDX analysis (T. Witzke)]
    Site Photo
    Manganese deposit, Ilfeld, Nordhausen, Harz Mts, Thuringia, Germany
    © Thomas Witzke
  		•  Vanadinite
    Pb
     
    5
    		[Cl|(VO
     
    4
    		)
     
    3
    		]
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  'Wad'
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]
  		•  Warwickite ?
    (Mg,Fe
    2+
     
    		)
     
    3
    		Ti[O|BO
     
    3
    		]
     
    2
    Reference: [Wittern: "Mineralfundorte in Deutschland", 2001]


    25 entries listed. 24 valid minerals. 1 type locality (valid mineral).

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