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York, York Co., Pennsylvania, USA

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Mineral List:
  		•  Actinolite
    ☐Ca
     
    2
    		(Mg,Fe
    2+
     
    		)
     
    5
    		(Si
     
    8
    		O
     
    22
    		)(OH)
     
    2
    Reference: [Kunz,1892. Gems & Precious Stones of N. America, p.205.]
  		•  'Allanite'
    Reference: [Kunz,1892. Gems & Precious Stones of N. America, p.205.]
  		•  Andradite
    Ca
     
    3
    		Fe
    3+
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  Bornite
    Cu
     
    5
    		FeS
     
    4
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  'Cat's Eye'
    Reference: [Kunz,1892. Gems & Precious Stones of N. America, p.205.]
  		•  'Chalcedony'
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  'Chalcedony
    var: Agate'
    SiO
     
    2
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  'Chalcedony
    var: Petrified Wood'
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  Chalcocite
    Cu
     
    2
    		S
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  Copper
    Cu
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  Cuprite
    Cu
     
    2
    		O
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  Laumontite
    CaAl
     
    2
    		Si
     
    4
    		O
     
    12
    		·4H
     
    2
    		O
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  Lechatelierite
    var: Fulgurite
    Reference: []
  		•  Magnetite
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  'Marble'
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  Opal
    SiO
     
    2
    		·nH
     
    2
    		O
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  Quartz
    SiO
     
    2
    Reference: [Kunz,1892. Gems & Precious Stones of N. America, p.205.]
  		•  Quartz
    var: Amethyst
    SiO
     
    2
    Reference: [Gems and Minerals of America- Jay Ellis Ransom-1974]
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [Econ Geol (1994) 89:1492-1500]


    19 entries listed. 11 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 Pennsylvania, 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: 6th Nov 2009 03:18:42