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Excelsior Mine, Cerro de Pasco, Daniel Alcides Carrión Province, Pasco Department, Peru

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Mineral List:
  		•  Arsenic Sulphide Glass No. 2
    Habit: Botryoidal masses
    Colour: black with bright red internal reflections
    Fluorescence: none
    Description: Botryoidal masses often connected by laths of Dimorphite
    Reference: [P. Ramdohr, Ore Mineralogy, 3rd ed. pg 890.]
  		•  Bismuthinite
    Bi
     
    2
    		S
     
    3
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]
  		•  Bornite
    Cu
     
    5
    		FeS
     
    4
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]
  		•  Covellite
    CuS
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]
  		•  Dimorphite
    As
     
    4
    		S
     
    3
    Reference: [No reference listed]
  		•  Enargite
    Cu
     
    3
    		AsS
     
    4
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]
  		•  Gratonite (TL)
    Pb
     
    9
    		As
     
    4
    		S
     
    15
    Type Locality: Excelsior Mine, Cerro de Pasco, Daniel Alcides Carrión Province, Pasco Department, Peru
    Habit: Heagonal prisms with rhombohedral terminations
    Colour: grey
    Fluorescence: none
    Description: Found on rotting Marcasite, not many large specimens left
    Reference: [Amer.Min.(1939) 24, 136; www.johnbetts-fineminerals.com]
    Site Photo
    Excelsior Mine, Cerro de Pasco, Daniel Alcides Carrión Province, Pasco Department, Peru
    © Rob Lavinsky
  		•  Luzonite
    Cu
     
    3
    		AsS
     
    4
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]
    Site Photo
    Excelsior Mine, Cerro de Pasco, Daniel Alcides Carrión Province, Pasco Department, Peru
    © 2008 Jesse Crawford
  		•  Magnetite
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]
  		•  Pyrite
    FeS
     
    2
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]
  		•  Pyrolusite
    MnO
     
    2
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]
  		•  Seligmannite
    PbCuAsS
     
    3
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]
  		•  'Tennantite-Tetrahedrite Series'
    Description: Ramdohr calls it fahlerz, but the locality is arsenic rich, so one would expect tannantite.
    Reference: [P Ramdohr, Ore Mineralogy, 3rd ed., pg 1130]


    13 entries listed. 11 valid minerals. 1 type locality (valid mineral).

    The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 25th Nov 2009 10:46:20