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La Plata Co., Colorado, USA

StandardDetailedBy ChemistryMineral Photos (10)Search GoogleMineral Report for Region

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

Group 1 - Elements
  		• Copper1.AA.05
    Cu
  		• Gold1.AA.05
    Au
  		• Mercury1.AD.05
    Hg
  		• Palladium ?1.AF.10
    (Pd,Pt)
  		• Platinum ?1.AF.10
    Pt
  		• Silver1.AA.05
    Ag
      var: Amalgam1.AA.05
    (Ag,Hg)
  		• Tellurium1.CC.10
    Te
    Group 2 - Sulphides and Sulfosalts
  		• Acanthite2.BA.35
    Ag
     
    2
    		S
  		• Aikinite2.HB.05a
    PbCuBiS
     
    3
  		• Altaite2.CD.10
    PbTe
  		• Argentotennantite2.GB.05
    (Ag,Cu)
     
    10
    		(Zn,Fe)
     
    2
    		(As,Sb)
     
    4
    		S
     
    13
  		• Arsenopyrite2.EB.20
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
  		• Betekhtinite2.BE.05
    Pb
     
    2
    		(Cu,Fe)
     
    21
    		S
     
    15
  		• Bismuthinite ?2.DB.05
    Bi
     
    2
    		S
     
    3
  		• Bornite2.BA.15
    Cu
     
    5
    		FeS
     
    4
  		• Calaverite2.EA.10
    AuTe
     
    2
  		• Cattierite2.EB.05a
    CoS
     
    2
  		• Chalcocite2.BA.05
    Cu
     
    2
    		S
  		• Chalcopyrite2.CB.10a
    CuFeS
     
    2
  		• Cinnabar2.CD.15a
    HgS
  		• Clausthalite2.CD.10
    PbSe
  		• Coloradoite2.CB.05a
    HgTe
  		• Cosalite ?2.JB.10
    Pb
     
    2
    		Bi
     
    2
    		S
     
    5
  		• Covellite2.CA.05a
    CuS
  		• Domeykite2.AA.10b
    Cu
     
    3
    		As
  		• Enargite2.KA.05
    Cu
     
    3
    		AsS
     
    4
  		• Freibergite2.GB.05
    (Ag
     
    4+2x
    		Cu
     
    2-2x
    		)[(Cu, Ag)
     
    4
    		(Fe, Zn)
     
    2
    		]Sb
     
    4
    		S
     
    12
    		S
     
    1-x
    		 (0 < x < 1)
  		• Galena2.CD.10
    PbS
  		• Hessite2.BA.60
    Ag
     
    2
    		Te
  		• Krennerite2.EA.15
    (Au,Ag)Te
     
    2
  		• Luzonite2.KA.10
    Cu
     
    3
    		AsS
     
    4
  		• Marcasite2.EB.10a
    FeS
     
    2
  		• Miargyrite2.HA.10
    AgSbS
     
    2
  		• Molybdenite2.EA.30
    MoS
     
    2
  		• Ourayite2.JB.40c
    Ag
     
    3
    		Pb
     
    4
    		Bi
     
    5
    		S
     
    13
  		• Pearceite2.GB.15
    [(Ag,Cu)
     
    6
    		(As,Sb)
     
    2
    		S
     
    7
    		][Ag
     
    9
    		CuS
     
    4
    		]
  		• Petzite2.BA.75
    Ag
     
    3
    		AuTe
     
    2
  		• Polybasite2.GB.15
    [(Ag,Cu)
     
    6
    		(Sb,As)
     
    2
    		S
     
    7
    		][Ag
     
    9
    		CuS
     
    4
    		]
  		• Proustite2.GA.05
    Ag
     
    3
    		AsS
     
    3
  		• Pyrargyrite2.GA.05
    Ag
     
    3
    		SbS
     
    3
  		• Pyrite2.EB.05a
    FeS
     
    2
  		• Pyrrhotite2.CC.10
    Fe
     
    7
    		S
     
    8
    		, (-4M), also given as Fe
     
    1-x
    		S (x = 0 - 0.2)
  		• Realgar2.FA.15a
    As
     
    4
    		S
     
    4
  		• Sphalerite2.CB.05a
    (Zn,Fe
    2+
     
    		)S
  		• Stephanite2.GB.10
    Ag
     
    5
    		SbS
     
    4
  		• Stützite2.BA.65
    Ag
     
    5-x
    		Te
     
    3
    		, x = 0.24-0.36
  		• Sylvanite2.EA.05
    (Au,Ag)
     
    2
    		Te
     
    4
  		• Tennantite2.GB.05
    (Cu,Ag,Fe,Zn)
     
    12
    		As
     
    4
    		S
     
    13
  		• Tetrahedrite2.GB.05
    (Cu,Fe,Ag,Zn)
     
    12
    		Sb
     
    4
    		S
     
    13
  		• Troilite ?2.CC.10
    FeS
    Group 3 - Halides
  		• Bromargyrite3.AA.15
    AgBr
  		• Chlorargyrite3.AA.15
    AgCl
  		• Fluorite3.AB.25
    CaF
     
    2
    Group 4 - Oxides and Hydroxides
  		• Anatase4.DD.05
    TiO
     
    2
  		• Brookite4.DD.10
    TiO
     
    2
  		• Carnotite4.HB.05
    K
     
    2
    		(UO
     
    2
    		)
     
    2
    		[VO
     
    4
    		]
     
    2
    		 · 3H
     
    2
    		O
  		• Cuprite4.AA.10
    Cu
     
    2
    		O
  		• Hematite4.CB.05
    Fe
     
    2
    		O
     
    3
      var: Martite4.CB.05
    Fe
     
    2
    		O
     
    3
      var: Specularite4.CB.05
    Fe
     
    2
    		O
     
    3
  		• Magnetite4.BB.05
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
  		• Magnolite4.JK.60
    Hg
     
    2
    		TeO
     
    3
  		• Quartz4.DA.05
    SiO
     
    2
  		• Tyuyamunite4.HB.25
    Ca(UO
     
    2
    		)
     
    2
    		[VO
     
    4
    		]
     
    2
    		 · 5-8H
     
    2
    		O
  		• Uraninite4.DL.05
    UO
     
    2
    Group 5 - Nitrates and Carbonates
  		• Ankerite5.AB.10
    Ca(Fe
    2+
     
    		 ,Mg,Mn
    2+
     
    		)(CO
     
    3
    		)
     
    2
  		• Aragonite5.AB.15
    CaCO
     
    3
  		• Azurite5.BA.05
    Cu
     
    3
    		[OH|CO
     
    3
    		]
     
    2
  		• Calcite5.AB.05
    CaCO
     
    3
  		• Cerussite5.AB.15
    PbCO
     
    3
  		• Dolomite5.AB.10
    CaMg(CO
     
    3
    		)
     
    2
  		• Hydrozincite5.BA.15
    Zn
     
    5
    		[(OH)
     
    3
    		|CO
     
    3
    		]
     
    2
  		• Malachite5.BA.10
    Cu
     
    2
    		[(OH)
     
    2
    		|CO
     
    3
    		]
  		• Rhodochrosite5.AB.05
    MnCO
     
    3
  		• Siderite5.AB.05
    FeCO
     
    3
  		• Smithsonite5.AB.05
    ZnCO
     
    3
    Group 7 - Sulphates, Chromates, Molybdates and Tungstates
  		• Anglesite7.AD.35
    PbSO
     
    4
  		• Baryte7.AD.35
    BaSO
     
    4
  		• Chalcanthite7.CB.20
    CuSO
     
    4
    		·5H
     
    2
    		O
  		• Melanterite7.CB.35
    FeSO
     
    4
    		·7H
     
    2
    		O
  		• Scheelite7.GA.05
    Ca[WO
     
    4
    		]
    Group 8 - Phosphates, Arsenates and Vanadates
  		• Austinite8.BH.35
    CaZn[OH|AsO
     
    4
    		]
      var: Cuprian Austinite8.BH.35
    CaZn[OH|AsO
     
    4
    		]
  		• Autunite8.EB.05
    Ca(UO
     
    2
    		)
     
    2
    		(PO
     
    4
    		)
     
    2
    		·11H
     
    2
    		O
  		• Conichalcite8.BH.35
    CaCu[OH|AsO
     
    4
    		]
  		• Metatorbernite8.EB.10
    Cu(UO
     
    2
    		)
     
    2
    		[PO
     
    4
    		]
     
    2
    		 · 8H
     
    2
    		O
  		• Torbernite8.EB.05
    Cu(UO
     
    2
    		)
     
    2
    		(PO
     
    4
    		)
     
    2
    		·12H
     
    2
    		O
  		• Volborthite8.FD.05
    Cu
     
    3
    		[(OH)
     
    2
    		|V
     
    2
    		O
     
    7
    		] · 2H
     
    2
    		O
  		• Xenotime-(Y)8.AD.35
    YPO
     
    4
    Group 9 - Silicates
  		• Actinolite9.DE.10
    ☐Ca
     
    2
    		(Mg,Fe
    2+
     
    		)
     
    5
    		(Si
     
    8
    		O
     
    22
    		)(OH)
     
    2
  		• Andradite9.AD.25
    Ca
     
    3
    		Fe
    3+
    2
    		[SiO
     
    4
    		]
     
    3
  		• Anthophyllite9.DE.05
    ☐[Mg
     
    2
    		][Mg
     
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
  		• Augite9.DA.15
    (Ca,Na)(Mg,Fe
    2+
     
    		,Al,Fe
    3+
     
    		,Ti)[(Si,Al)
     
    2
    		O
     
    6
    		]
  		• Biotite9..
  		• Chrysocolla9.ED.20
    (Cu,Al)
     
    2
    		H
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    		·nH
     
    2
    		O
  		• Dickite9.ED.05
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
  		• Epidote9.BG.05
    {Ca
     
    2
    		}{Al
     
    2
    		Fe
    3+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
  		• Halloysite9.ED.10
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
  		• Hemimorphite9.BD.10
    Zn
     
    4
    		[(OH)
     
    2
    		|Si
     
    2
    		O
     
    7
    		] · H
     
    2
    		O
  		• Kaolinite9.ED.05
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
  		• Muscovite9.EC.15
    KAl
     
    2
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
  		• Pyrophyllite9.EC.10
    Al
     
    2
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
  		• Roscoelite9.EC.15
    K(V,Al)
     
    2
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
  		• Sanidine9.FA.30
    K[AlSi
     
    3
    		O
     
    8
    		]
  		• Staurolite9.AF.30
    (Fe
    2+
     
    		,Mg,Zn)
     
    1.5-2
    		Al
     
    9
    		[O
     
    6
    		|(OH,O)
     
    2
    		|(SiO
     
    4
    		)
     
    4
    		]
  		• Stilpnomelane9.EG.40
    (K,Ca,Na)(Fe
    2+
     
    		,Mg,Al,Fe
    3+
     
    		)
     
    8
    		(Si,Al)
     
    12
    		(O,OH)
     
    36
    		 · nH
     
    2
    		O
      var: Ferristilpnomelane9.EG.40
    K(Fe
    3+
     
    		,Mg,Fe
    2+
     
    		)
     
    8
    		(Si,Al)
     
    12
    		(O,OH)
     
    27
  		• Thorite9.AD.30
    (Th,U)[SiO
     
    4
    		]
  		• Tremolite9.DE.10
    ☐[Ca
     
    2
    		][Mg
     
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
  		• Uranophane9.AK.15
    Ca(UO
     
    2
    		)
     
    2
    		[HSiO
     
    4
    		]
     
    2
    		 · 5H
     
    2
    		O
  		• Willemite ?9.AA.05
    Zn
     
    2
    		[SiO
     
    4
    		]
    Unclassified Minerals
  		• 'Apatite'-
  		• 'Chalcedony'-
  		• 'Chlorite Group'-
  		• 'Garnet Group'-
    X
     
    3
    		Z
     
    2
    		(TO
     
    4
    		)
     
    3
    		 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V)
  		• 'Gummite'-
  		• 'Hornblende'-
  		• Limonite-
    FeO(OH)·nH
     
    2
    		O
  		• 'Sericite'-
  		• 'Tourmaline'-
    AD
     
    3
    		G
     
    6
    		(BO
     
    3
    		)
     
    3
    		[T
     
    6
    		O
     
    18
    		]Y
     
    3
    		Z


    121 entries listed. 110 valid minerals.

    Localities in this Region:
    USA
     
    • Colorado
      • La Plata Co.
          • La Plata
          • Parrott City
        • Runlett Peak-Cave Basin Area
        • Vallecito Creek Area

    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: 15th Nov 2009 03:43:56