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Tsumeb smelter (slag locality), Tsumeb, Otjikoto (Oshikoto) Region, Namibia

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Slag dumps from processing Pb-Cu ore (1907-2000).
Located about 2 km NNE of Tsumeb (north of the open pit).



References:
- Ettler, V., Johan, Z., Kříbek, B., Šebek, O. & Mihaljevič, M. (2009): Mineralogy and environmental stability of slags from the Tsumeb smelter, Namibia. Applied Geochemistry 24, 1-15.




Group 1 - Elements
  		• Copper1.AA.05
    Cu
  		• Lead1.AA.05
    Pb
    Group 2 - Sulphides and Sulfosalts
  		• Bornite2.BA.15
    Cu
     
    5
    		FeS
     
    4
  		• Digenite2.BA.10
    Cu
     
    9
    		S
     
    5
  		• Domeykite2.AA.10b
    Cu
     
    3
    		As
  		• Galena2.CD.10
    PbS
  		• Wurtzite2.CB.45
    (Zn,Fe)S
    Group 4 - Oxides and Hydroxides
  		• Gahnite4.BB.05
    ZnAl
     
    2
    		O
     
    4
  		• Litharge4.AC.20
    PbO
  		• Magnetite4.BB.05
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
  		• Mcconnellite4.AB.15
    CuCrO
     
    2
  		• Spinel4.BB.05
    MgAl
     
    2
    		O
     
    4
  		• Wüstite4.AB.25
    FeO
    Group 5 - Nitrates and Carbonates
  		• Hydrocerussite5.BE.10
    Pb
     
    3
    		(CO
     
    3
    		)
     
    2
    		(OH)
     
    2
    Group 7 - Sulphates, Chromates, Molybdates and Tungstates
  		• Anglesite7.AD.35
    PbSO
     
    4
  		• Gypsum7.CD.40
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
    Group 8 - Phosphates, Arsenates and Vanadates
  		• Bayldonite8.BH.45
    Cu
     
    3
    		Pb[OH|AsO
     
    4
    		]
     
    2
  		• Lammerite8.AB.30
    Cu
     
    3
    		[AsO
     
    4
    		]
     
    2
  		• Lavendulan8.DG.05
    NaCaCu
     
    5
    		[Cl|(AsO
     
    4
    		)
     
    4
    		] · 5H
     
    2
    		O
  		• Olivenite8.BB.30
    Cu
     
    2
    		[OH|AsO
     
    4
    		]
    Group 9 - Silicates
  		• Fayalite9.AC.05
    Fe
    2+
    2
    		[SiO
     
    4
    		]
  		• Hardystonite9.BB.10
    Ca
     
    2
    		Zn[Si
     
    2
    		O
     
    7
    		]
  		• Kirschsteinite9.AC.05
    CaFe
    2+
     
    		[SiO
     
    4
    		]
  		• Monticellite9.AC.10
    CaMg[SiO
     
    4
    		]
  		• Åkermanite9.BB.10
    Ca
     
    2
    		Mg[Si
     
    2
    		O
     
    7
    		]
    Unclassified Minerals
  		• 'Feldspar Group'-
  		• Melilite-
    (Ca,Na)
     
    2
    		(Al,Mg,Fe
    2+
     
    		)[(Al,Si)SiO
     
    7
    		]
  		• 'Olivine'-
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]
  		• 'Unnamed (Pb-feldspar)'-
    PbAl
     
    2
    		Si
     
    2
    		O
     
    8


    29 entries listed. 25 valid minerals.

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