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Pohndorf mine, Toll Mountain, Boulder Batholith, Jefferson Co., Montana, USA



Mineral List:
  • Albite
    Na[AlSi
     
    3
    O
     
    8
    ]
    Reference: [Rocks & Minerals 47:3 pp160-164; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  • Anatase
    TiO
     
    2
    Reference: [The Lapidary Journal, May 1985]
  • 'Apatite'
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  • Biotite
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  • Magnetite
    Fe
    2+
     
    Fe
    3+
    2
    O
     
    4
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  • Microcline
    K[AlSi
     
    3
    O
     
    8
    ]
    Reference: [Rocks & Minerals 47:3 pp160-164; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  • Muscovite
    KAl
     
    2
    [(OH)
     
    2
    |AlSi
     
    3
    O
     
    10
    ]
    Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  • Quartz
    SiO
     
    2
    Reference: [Rocks & Minerals 47:3 pp160-164; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  • Quartz
    var: Amethyst
    SiO
     
    2
    Reference: [Rocks & Minerals 47:3 pp160-164; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
    Site Photo
    Pohndorf mine, Toll Mountain, Boulder Batholith, Jefferson Co., Montana, USA
    © Rob Lavinsky
  • Quartz
    var: Smoky Quartz
    SiO
     
    2
    Reference: []
  • 'Sericite'
    Reference: [Rocks & Minerals 47:3 pp160-164; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  • Titanite
    CaTi[O|SiO
     
    4
    ]
    Reference: [The Lapidary Journal, May 1985; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]
  • 'Tourmaline'
    AD
     
    3
    G
     
    6
    (BO
     
    3
    )
     
    3
    [T
     
    6
    O
     
    18
    ]Y
     
    3
    Z
    Reference: [Rocks & Minerals 47:3 pp160-164; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.]


    13 entries listed. 7 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 Montana, 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: 11th Nov 2009 16:07:23