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St Peters Dome, Cheyenne District (St. Peters Dome District), El Paso Co., Colorado, USA

StandardDetailedBy ChemistryMineral Photos (17)Search GoogleMineral Report for Region

Ref.: Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 112.

Bulletin de la Société française de Minéralogie Cristallo (1974): 97: 507.

Eckel, Edwin B. (1997) "Minerals of Colorado, updated & revised": 14.




Mineral list contains entries from the region specified including sub-localities

Group 2 - Sulphides and Sulfosalts
  		• Chalcopyrite2.CB.10a
    CuFeS
     
    2
  		• Galena2.CD.10
    PbS
  		• Löllingite2.EB.15a
    FeAs
     
    2
  		• Molybdenite2.EA.30
    MoS
     
    2
  		• Pyrite2.EB.05a
    FeS
     
    2
  		• Sphalerite2.CB.05a
    (Zn,Fe
    2+
     
    		)S
    Group 3 - Halides
  		• Cryolite3.CB.15
    Na
     
    3
    		[AlF
     
    6
    		]
  		• Elpasolite (TL)3.CB.15
    NaK
     
    2
    		[AlF
     
    6
    		]
  		• Fluorite3.AB.25
    CaF
     
    2
  		• Gearksutite3.CC.05
    Ca[Al(F,OH)
     
    5
    		(H
     
    2
    		O)]
  		• Pachnolite3.CB.40
    NaCaAlF
     
    6
    		·H
     
    2
    		O
  		• Prosopite3.CD.10
    CaAl
     
    2
    		(F,OH)
     
    8
  		• Ralstonite3.CF.05
    NaMgAl(F,OH)
     
    6
    		·H
     
    2
    		O
  		• Thomsenolite3.CB.40
    NaCaAlF
     
    6
    		·H
     
    2
    		O
  		• Weberite3.CB.25
    Na
     
    2
    		Mg[F|AlF
     
    6
    		]
    Group 4 - Oxides and Hydroxides
  		• Cassiterite4.DB.05
    SnO
     
    2
  		• Cerianite-(Ce)4.DL.05
    (Ce
    4+
     
    		,Th)O
     
    2
  		• Coronadite4.DK.05
    Pb(Mn,Mn)
     
    8
    		O
     
    16
  		• Gibbsite4.FE.10
    Al(OH)
     
    3
  		• Hematite4.CB.05
    Fe
     
    2
    		O
     
    3
  		• Ilmenite4.CB.05
    Fe
    2+
     
    		TiO
     
    3
  		• Massicot4.AC.25
    PbO
  		• Microlite4.DH.15
    (Ca,Na)
     
    2
    		Ta
     
    2
    		O
     
    6
    		(O,OH,F)
  		• Murataite-(Y) (TL)4.DF.15
    (Y,Na)
     
    6
    		Zn(Zn,Fe
    3+
     
    		)
     
    4
    		(Ti,Nb,Na)
     
    12
    		O
     
    29
    		(O,F,OH)
     
    10
    		F
     
    4
  		• Plattnerite4.DB.05
    PbO
     
    2
  		• Plumbopyrochlore4.DH.15
    (Pb,Ca,Y,U)
     
    2-x
    		(Nb,Ta,Ti)
     
    2
    		O
     
    6
    		(OH,O)
  		• Pyrochlore4.DH.15
    (Ca,Na)
     
    2
    		Nb
     
    2
    		O
     
    6
    		(OH,F)
  		• Quartz4.DA.05
    SiO
     
    2
      var: Smoky Quartz4.DA.05
    SiO
     
    2
  		• Rutile4.DB.05
    TiO
     
    2
  		• Senaite4.CC.40
    Pb(Ti,Fe,Mn)
     
    21
    		O
     
    38
    Group 5 - Nitrates and Carbonates
  		• Bastnäsite-(Ce)5.BD.20a
    (Ce,La)[F|CO
     
    3
    		]
  		• Cerussite5.AB.15
    PbCO
     
    3
    Group 7 - Sulphates, Chromates, Molybdates and Tungstates
  		• Anglesite7.AD.35
    PbSO
     
    4
  		• Baryte7.AD.35
    BaSO
     
    4
  		• Wulfenite7.GA.05
    Pb[MoO
     
    4
    		]
    Group 8 - Phosphates, Arsenates and Vanadates
  		• Monazite-(Ce)8.AD.50
    (Ce,La,Nd,Th)PO
     
    4
  		• Xenotime-(Y)8.AD.35
    YPO
     
    4
    Group 9 - Silicates
  		• Aegirine9.DA.25
    NaFe
    3+
     
    		[Si
     
    2
    		O
     
    6
    		]
  		• Albite9.FA.35
    Na[AlSi
     
    3
    		O
     
    8
    		]
  		• Arfvedsonite9.DE.25
    [Na][Na
     
    2
    		][Fe
    2+
    4
    		Fe
    3+
     
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
  		• Astrophyllite9.DC.05
    (K,Na)
     
    3
    		(Fe,Mn)
     
    7
    		Ti
     
    2
    		Si
     
    8
    		O
     
    24
    		(O,OH)
     
    7
  		• Bertrandite9.BD.05
    Be
     
    4
    		[(OH)
     
    2
    		|Si
     
    2
    		O
     
    7
    		]
  		• Fayalite9.AC.05
    Fe
    2+
    2
    		[SiO
     
    4
    		]
  		• Genthelvite9.FB.10
    Zn
     
    4
    		Be
     
    3
    		[S|(SiO
     
    4
    		)
     
    3
    		]
  		• Kaolinite9.ED.05
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
  		• Kasolite9.AK.15
    Pb(UO
     
    2
    		)[SiO
     
    4
    		] · H
     
    2
    		O
  		• Laihunite9.AC.05
    Fe
    2+
     
    		Fe
    3+
    2
    		[SiO
     
    4
    		]
     
    2
  		• Microcline9.FA.30
    K[AlSi
     
    3
    		O
     
    8
    		]
      var: Amazonite9.FA.30
    K[AlSi
     
    3
    		O
     
    8
    		]
  		• Nacrite9.ED.05
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
  		• Riebeckite9.DE.25
    [ ][Na
     
    2
    		][Fe
    2+
    3
    		Fe
    3+
    2
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
  		• Thorite9.AD.30
    (Th,U)[SiO
     
    4
    		]
  		• Topaz9.AF.35
    Al
     
    2
    		[(F,OH)
     
    2
    		|SiO
     
    4
    		]
  		• Zircon9.AD.30
    Zr[SiO
     
    4
    		]
      var: Cyrtolite9.AD.30
    Zr[(SiO
     
    4
    		),(OH)
     
    4
    		]
    Unclassified Minerals
  		• 'Bastnäsite'-
  		• 'Chalcedony'-
  		• 'Chlorite Group'-
  		• Columbite-
    (Fe,Mn)(Nb,Ta)
     
    2
    		O
     
    6
  		• 'Fergusonite'-
  		• Lepidolite-


    62 entries listed. 56 valid minerals.

    Localities in this Region:
    USA
     
    • Colorado
      • El Paso Co.
        • Cheyenne District (St. Peters Dome District)
          • St Peters Dome

    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: 30th Oct 2009 18:32:02