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Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru

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A copper-lead-zinc-silver-gold mine owned by ASARCO (80%). 1984 production was 358,000 tons/ore (2,400 tons Cu; 3,500 tons Pb; 10,000 tons Zn; 55,200 kg Ag & 78 kg Au).

Ref.: (in part):
Mining Annual Review (1985): 323.





Map Reference: 8°0'S , 78°12'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:
  		•  Alabandite
    Mn
    2+
     
    		S
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Apatite-(CaF)
    Ca
     
    5
    		[F|(PO
     
    4
    		)
     
    3
    		]
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Arsenic
    As
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Arsenopyrite
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
    Reference: [Min.Rec. 28, #4 (1997); Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
  		•  Axinite-(Mn)
    Ca
     
    2
    		Mn
    2+
     
    		Al
     
    2
    		[OH|BSi
     
    4
    		O
     
    15
    		]
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Baryte
    BaSO
     
    4
    Reference: [Min.Rec. 28, #4 (1997)]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Charles Creekmur
  		•  Baumhauerite-2a
    Pb
     
    11
    		Ag(As,Sb)
     
    18
    		S
     
    36
    Habit: nearly amorphous crust
    Colour: indistinct purple crust
    Fluorescence: none
    Description: The crust was very difficult to x-ray and Baumhaurite 2a was the best guess.
    Reference: [Min.Rec. 28, #4 (1997)]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © 2009, JGW
  		•  Bismuthinite
    Bi
     
    2
    		S
     
    3
    Reference: [Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
  		•  Bournonite
    PbCuSbS
     
    3
    Habit: Cogwheel twins to 3cm
    Colour: grey black increasing in blackness with increasing Arsenic
    Fluorescence: none
    Reference: [Min.Rec. 28, #4 (1997); Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Rob Lavinsky
  		•  Calcite
    CaCO
     
    3
    Reference: [Min.Rec. 28, #4 (1997)]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Rob Lavinsky
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [Min.Rec. 28, #4 (1997)]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © fabreminerals.com
  		•  Chatkalite
    Cu
     
    6
    		FeSn
     
    2
    		S
     
    8
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Clinozoisite
    {Ca
     
    2
    		}{Al
     
    3
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Min.Rec. 28, #4 (1997)]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Martins da Pedra
  		•  Dolomite
    CaMg(CO
     
    3
    		)
     
    2
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Enargite
    Cu
     
    3
    		AsS
     
    4
    Description: The trillings form a six pointed star. There is also an epitaxy of twinned tetrahedrites or tennantites on the large prisms. Sometimes this epitaxy entirely encloses the enargites and these are wrongly labeled pseudomorphs.
    Reference: [Min.Rec. 28, #4 (1997); Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © 2000 John H. Betts
  		•  Famatinite
    Cu
     
    3
    		SbS
     
    4
    Reference: [Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
  		•  Galena
    PbS
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Geocronite
    Pb
     
    14
    		(Sb,As)
     
    6
    		S
     
    23
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Gratonite
    Pb
     
    9
    		As
     
    4
    		S
     
    15
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Hutchinsonite
    (Tl,Pb)
     
    2
    		As
     
    5
    		S
     
    9
    Habit: Thick needles to a cm
    Colour: black with red internal reflections
    Fluorescence: none
    Description: With Barite, Orpiment and Baumhaurite 2a
    Reference: [Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © D. Schläfli
  		•  Jamesonite
    Pb
     
    4
    		FeSb
     
    6
    		S
     
    14
    Reference: [Min.Rec. 28, #4 (1997)]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Tony Peterson
  		•  Luzonite
    Cu
     
    3
    		AsS
     
    4
    Habit: druse of cubes to several mm
    Colour: purplish black
    Fluorescence: none
    Description: Druse on enargites, very similar to Taiwan material
    Reference: [Offered for sale at Arkensrone (2000); Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
  		•  Marcasite
    FeS
     
    2
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Orpiment
    As
     
    2
    		S
     
    3
    Habit: Wedge like xls to 3cm
    Colour: yellow-orange to brown-orange
    Fluorescence: none
    Reference: [www.johnbetts-fineminerals.com]; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Rob Lavinsky
  		•  Pyrite
    FeS
     
    2
    Description: 2 cm lustrous octos perched on white quartz. Pyritohedrons grew in clay, similar to those from the Magma Mine in Arizona, USA
    Reference: [www.johnbetts-fineminerals.com]; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Rob Lavinsky
  		•  Quartz
    SiO
     
    2
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Realgar
    As
     
    4
    		S
     
    4
    Reference: [Min.Rec. 28, #4 (1997)]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Tony Peterson
  		•  Revoredite
    PbAs
     
    4
    		S
     
    7
    Habit: Botryoidal crusts
    Colour: black
    Fluorescence: none
    Description: Black botryoidal drusts to a cm in thickness and botryiods to 5mm
    Reference: [No reference listed]
  		•  Rhodochrosite
    MnCO
     
    3
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Robinsonite
    Pb
     
    4
    		Sb
     
    6
    		S
     
    13
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Scheelite
    Ca[WO
     
    4
    		]
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Seligmannite
    PbCuAsS
     
    3
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [Min.Rec. 28, #4 (1997)]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Rob Lavinsky
  		•  Stannite
    Cu
     
    2
    		(Fe,Zn)SnS
     
    4
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Stibnite
    Sb
     
    2
    		S
     
    3
    Reference: [Min.Rec. 28, #4 (1997)]
  		•  Tennantite
    (Cu,Ag,Fe,Zn)
     
    12
    		As
     
    4
    		S
     
    13
    Reference: [No reference listed]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Rob Lavinsky
  		•  Tetrahedrite
    (Cu,Fe,Ag,Zn)
     
    12
    		Sb
     
    4
    		S
     
    13
    Reference: [Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.; Hyrsl & Rosales (2003) Mineralogical Record, 34, 241-254.]
    Site Photo
    Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
    © Charles Creekmur
  		•  Wurtzite
    (Zn,Fe)S
    Reference: [Min.Rec. 28, #4 (1997)]


    38 entries listed. 37 valid minerals.

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