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Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia

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Active mine working several W-Bi veins, mainly traversing hornfels.



References:
- 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: 972, 1069.
- Werner, A.B.T., Sinclair, W.D., and Amey, E.B. (1998): International Strategic Mineral Issues Summary Report - Tungsten. US Geological Survey Circular 930-O.
- Sillitoe, R.H., Steele, G.B., Thompson, J.F.H., and Lang, J.R. (1998): Advanced argillic lithocaps in the Bolivian tin-silver belt. Mineralium Deposita 33, 539-546.





 Map Reference: 20°38'S , 66°19'W

This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.



Mineral List:
  		•  Alunite
    KAl
     
    3
    		[(OH)
     
    3
    		|SO
     
    4
    		]
     
    2
    Reference: [Sillitoe, R.H., Steele, G.B., Thompson, J.F.H., and Lang, J.R. (1998): Mineralium Deposita 33, 539-546.]
  		•  Andalusite
    Al
     
    2
    		[O|SiO
     
    4
    		]
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Apatite-(CaF)
    Ca
     
    5
    		[F|(PO
     
    4
    		)
     
    3
    		]
    Reference: []
  		•  Arsenobismite
    Description: (Some Tasna "arsenobismite" specimens are actually preisingerite.)
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Arsenopyrite
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
    Reference: []
  		•  Augelite
    Al
     
    2
    		[(OH)
     
    3
    		|PO
     
    4
    		]
    Reference: [ Rob Lavinsky]
    Site Photo
    Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia
    © Rob ++++++++
  		•  Bismite
    Bi
     
    2
    		O
     
    3
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Bismoclite
    BiOCl
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz); Amer.Min.(1982) 67, 833-840]
  		•  Bismuth
    Bi
    Reference: []
    Site Photo
    Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia
     
  		•  Bismuthinite
    Bi
     
    2
    		S
     
    3
    Reference: []
    Site Photo
    Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia
    © fabreminerals.com
  		•  Bismutite
    (BiO)
     
    2
    		CO
     
    3
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Cassiterite
    SnO
     
    2
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Chalcanthite
    CuSO
     
    4
    		·5H
     
    2
    		O
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Chalcocite
    Cu
     
    2
    		S
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Cosalite
    Pb
     
    2
    		Bi
     
    2
    		S
     
    5
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Diaspore
    AlO(OH)
    Reference: [Sillitoe, R.H., Steele, G.B., Thompson, J.F.H., and Lang, J.R. (1998): Mineralium Deposita 33, 539-546.]
  		•  Dumortierite
    (Al,Fe
    3+
     
    		)
     
    7
    		[O
     
    3
    		|BO
     
    3
    		|(SiO
     
    4
    		)
     
    3
    		]
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Ferberite
    FeWO
     
    4
    Reference: [Mineralogical Record (2001) 32:248]
    Site Photo
    Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia
    © Rob Lavinsky
  		•  Gold
    Au
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Jamesonite
    Pb
     
    4
    		FeSb
     
    6
    		S
     
    14
    Reference: []
  		•  Joséite
    Bi
     
    4
    		TeS
     
    2
    Reference: [2cm crystals! Several analytical confirmations by Dr. Werner Paar; Excalibur Mineral Co....]
    Site Photo
    Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia
    © Peter Kohorst
  		•  Limonite
    FeO(OH)·nH
     
    2
    		O
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Marcasite
    FeS
     
    2
    Reference: []
    Site Photo
    Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia
    © Martins da Pedra
  		•  Metavauxite ?
    Fe
    2+
     
    		Al
     
    2
    		[OH|PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
    Description: (Mention of metavauxite at Tasna appears in various references, but this is likely a misidentification.)
    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: 972; Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Preisingerite
    Bi
     
    3
    		[O|OH|(AsO
     
    4
    		)
     
    2
    		]
    Reference: [Jaroslav Hyrsl specimen and analysis; Amer.Min.(1982) 67, 833-840]
  		•  Pyrite
    FeS
     
    2
    Reference: []
    Site Photo
    Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia
    © Brent Thorne
  		•  Pyrophyllite
    Al
     
    2
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Pyrrhotite
    Fe
     
    7
    		S
     
    8
    		, (-4M), also given as Fe
     
    1-x
    		S (x = 0 - 0.2)
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Quartz
    SiO
     
    2
    Reference: []
  		•  Rutile
    TiO
     
    2
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Siderite
    FeCO
     
    3
    Reference: []
    Site Photo
    Tazna Mine (Tasna Mine; Tazna-Rosario Mine), Cerro Tazna, Atocha-Quechisla District, Nor Chichas Province, Potosí Department, Bolivia
    © Rob Lavinsky
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [Werner, A.B.T., Sinclair, W.D., and Amey, E.B. (1998): US Geological Survey Circular 930-O.]
  		•  Stannite
    Cu
     
    2
    		(Fe,Zn)SnS
     
    4
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Talc
    Mg
     
    3
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Topaz
    Al
     
    2
    		[(F,OH)
     
    2
    		|SiO
     
    4
    		]
    Reference: [Sillitoe, R.H., Steele, G.B., Thompson, J.F.H., and Lang, J.R. (1998): Mineralium Deposita 33, 539-546.]
  		•  'Tourmaline'
    AD
     
    3
    		G
     
    6
    		(BO
     
    3
    		)
     
    3
    		[T
     
    6
    		O
     
    18
    		]Y
     
    3
    		Z
    Reference: []
  		•  Vivianite
    Fe
    2+
    3
    		(PO
     
    4
    		)
     
    2
    		·8H
     
    2
    		O
    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: 745; Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Wavellite
    Al
     
    3
    		[(OH,F)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		] · 5H
     
    2
    		O
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Woodhouseite
    CaAl
     
    3
    		[(OH)
     
    6
    		|SO
     
    4
    		|PO
     
    4
    		]
    Description: Pseudomorphs after apatite.
    Reference: [Alfredo Petrov collection (PXRD by Jaroslav Hyrsl)]
  		•  Zircon
    Zr[SiO
     
    4
    		]
    Reference: [Salomon Rivas y Federico Ahlfeld (1998) Los Minerales de Bolivia y sus Parajes. (Santa Cruz)]
  		•  Zunyite
    Al
     
    13
    		Si
     
    5
    		O
     
    20
    		(OH,F)
     
    18
    		Cl
    Reference: [Sillitoe, R.H., Steele, G.B., Thompson, J.F.H., and Lang, J.R. (1998): Mineralium Deposita 33, 539-546.]


    42 entries listed. 38 valid minerals.

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