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Portland Mine, Amphitheater, Ouray, Ouray District (Uncompahgre District), Ouray Co., Colorado, USA

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Ref: The Mines and Minerals of the Great American Rift, R.W. Holmes & M.B. Kennedy, 1983





 Map Reference: 38°1'9"N , 107°38'32"W

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Mineral List:
  		•  Baryte
    BaSO
     
    4
    Reference: [www.johnbetts-fineminerals.com]
    Site Photo
    Portland Mine, Amphitheater, Ouray, Ouray District (Uncompahgre District), Ouray Co., Colorado, USA
    © 2002 John H. Betts
  		•  Calcite
    CaCO
     
    3
    Reference: [Rocks & Min 70:5 pp 298-310; 2008 New Mexico Mineral Symposium abstracts]
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [Ref: The Mines and Minerals of the Great American Rift, R.W. Holmes & M.B. Kennedy, 1983]
  		•  Galena
    PbS
    Reference: [Rocks & Min 70:5 pp 298-310]
  		•  Polybasite
    [(Ag,Cu)
     
    6
    		(Sb,As)
     
    2
    		S
     
    7
    		][Ag
     
    9
    		CuS
     
    4
    		]
    Reference: [Minerals of Colorado (1997) E.B. Eckels]
  		•  Pyrite
    FeS
     
    2
    Reference: [Rocks & Min 70:5 pp 298-310; 2008 New Mexico Mineral Symposium abstracts]
  		•  Quartz
    SiO
     
    2
    Reference: [www.johnbetts-fineminerals.com]; 2008 New Mexico Mineral Symposium abstracts]
  		•  Quartz
    var: Amethyst
    SiO
     
    2
    Reference: [Minerals of Colorado (1997) E.B. Eckels; 2008 New Mexico Mineral Symposium abstracts]
  		•  Quartz
    var: Milky Quartz
    Reference: [Minerals of Colorado (1997) E.B. Eckels]
  		•  Quartz
    var: Rock Crystal
    Reference: [Minerals of Colorado (1997) E.B. Eckels]
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [Rocks & Min 70:5 pp 298-310; 2008 New Mexico Mineral Symposium abstracts]


    11 entries listed. 8 valid minerals.

    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. Jobs in Colorado, USA 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: 28th Nov 2009 12:09:55