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Dinnehotso, Monument Valley, Navajo Indian Reservation, Apache Co., Arizona, USA

StandardDetailedBy ChemistrySearch GoogleMineral Report for Region

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


Mineral List:
  		•  Actinolite
    ☐Ca
     
    2
    		(Mg,Fe
    2+
     
    		)
     
    5
    		(Si
     
    8
    		O
     
    22
    		)(OH)
     
    2
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Aegirine
    NaFe
    3+
     
    		[Si
     
    2
    		O
     
    6
    		]
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 102; Watson, K.D. & D.M. Morton (1969), Eclogite inclusions in kimberlite pipes at Garnet Ridge, northeastern AZ, Am.Min.: 54: 267-285.]
  		•  Ankerite
    Ca(Fe
    2+
     
    		 ,Mg,Mn
    2+
     
    		)(CO
     
    3
    		)
     
    2
    Description: Occurs as veinlets in a rubble dike.
    Reference: []
  		•  Antigorite
    (Mg,Fe
    2+
     
    		)
     
    3
    		[(OH)
     
    4
    		|Si
     
    2
    		O
     
    5
    		]
    Description: Occurs as an alteration product of olivine, in a matrix of serpentine rubble.
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Augite
    (Ca,Na)(Mg,Fe
    2+
     
    		,Al,Fe
    3+
     
    		,Ti)[(Si,Al)
     
    2
    		O
     
    6
    		]
    Description: Occurs in a breccia dike associated with loose garnets.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 122; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Biotite
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Calcite
    CaCO
     
    3
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Carmichaelite (TL)
    (Ti,Cr,Fe)[O
     
    2-x
    		(OH)
     
    x
    		]
    Type Locality: Garnet Ridge, Dinnehotso, Monument Valley, Navajo Indian Reservation, Apache Co., Arizona, USA
    Description: Inclusions in Pyrope
    Reference: [Wang,L., R.C. Rouse, E.J. Essene, D.R. Peacor, and Y. Zhang (2000) Carmichaelite, a new hydroxyl-bearing titanite from Garnet Ridge, Arizona. American Mineralogist: 85: 792-800; Min.Rec.: 32: 211; Grant, Raymond W., Richard A. Bideaux & Sidney A. Williams (2006), Minerals Added to the Arizona List 1995 to 2005: 3.]
  		•  Chalcopyrite
    CuFeS
     
    2
    Description: Occurs as vein fillings & cement in Navajo Sandstone.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 150, 165, 172, 285 ; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  'Chlorite Group'
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Chromite
    FeCr
     
    2
    		O
     
    4
    Description: Occurs as fragments in breccia dike transecting sedimentary rocks.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 171; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Chrysocolla
    (Cu,Al)
     
    2
    		H
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    		·nH
     
    2
    		O
    Description: In veins cutting Navajo Sandstone & as cement along the contacts with a nearby breccia dike.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 150, 172 ; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Chrysotile
    Mg
     
    3
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Diopside
    CaMg[Si
     
    2
    		O
     
    6
    		]
    Colour: Emerald-green
    Description: Formed in a breccia dike associated with pyrope.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 204; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Diopside
    var: Chromian Diopside
    (Ca,Cr)MgSi
     
    2
    		O
     
    6
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Epidote
    {Ca
     
    2
    		}{Al
     
    2
    		Fe
    3+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Description: Occurs in the matrix of ejection boulders of garnet gneiss.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 214 ; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876; Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 58.]
  		•  Gypsum
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  'Hornblende'
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Hypersthene
    (Fe,Mg)SiO
     
    3
    Description: Occurs as sparse crystals in ejection boulders of garnet gneiss.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 256; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Ilmenite
    Fe
    2+
     
    		TiO
     
    3
    Description: Occurs as inclusions in pyrope; also, as fragments in a breccia dike piercing sediments; as needles.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 257; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876; Min.Rec.: 32: 211.]
  		•  Lawsonite
    CaAl
     
    2
    		[(OH)
     
    2
    		|Si
     
    2
    		O
     
    7
    		] · H
     
    2
    		O
    Description: Occurs with pyrope and omphacite in eclogite inclusions in kimberlite pipes.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 273, 318; Watson, K.D. & D.M. Morton (1969), Eclogite inclusions in kimberlite pipes at Garnet Ridge, northeastern AZ, Am.Min.: 54: 267-285.]
  		•  Limonite
    FeO(OH)·nH
     
    2
    		O
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 150, 172 ; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Magnesiochromite
    MgCr
     
    2
    		O
     
    4
    Description: Occurs as minute fragments in a breccia dike that pierces sedimentary rocks.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 283 ; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Malachite
    Cu
     
    2
    		[(OH)
     
    2
    		|CO
     
    3
    		]
    Description: Occurs in vein fillings & in cement in the navajo Sandstone, associated with chrysocolla.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 172, 285; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Melilite
    (Ca,Na)
     
    2
    		(Al,Mg,Fe
    2+
     
    		)[(Al,Si)SiO
     
    7
    		]
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Microcline
    K[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Muscovite
    KAl
     
    2
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 116; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  'Olivine'
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]
    Colour: Green to brown
    Description: Clear, gem quality material.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 317; Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 95; Gregory, H.E. (1916), Garnet deposits on the Navajo Reservation, AZ and UT, Econ.Geol.: 11: 223-230; Min.Rec.: 32: 211.]
  		•  Omphacite
    (Ca,Na)(Mg,Al)[Si
     
    2
    		O
     
    6
    		]
    Description: Coexists with pyrope garnet and lawsonite in eclogite inclusions in kimberlite pipes.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 102, 260, 318; Watson, K.D. & D.M. Morton (1969), Eclogite inclusions in kimberlite pipes at Garnet Ridge, northeastern AZ, Am.Min.: 54: 267-285.]
  		•  Pyrite
    FeS
     
    2
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 150, 172, 285 ; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Pyrope
    Mg
     
    3
    		Al
     
    2
    		[SiO
     
    4
    		]
     
    3
    Description: All garnets here are pyrope, with a 25% to 45% almandine component (50% rule).
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 102, 260; Williams, H. (1936), Pleiocene volcanics of the Navajo-Hopi country, Geol. Soc. Amer. Bull.: 47: 111-172; Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 54-60; Watson, K.D. & D.M. Morton (1969), Eclogite inclusions in kimberlite pipes at Garnet Ridge, northeastern AZ, Am.Min.: 54: 267-285; Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 94; Min.Rec.: 32:211.]
  		•  Quartz
    SiO
     
    2
    Reference: [Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 57.]
  		•  Rutile
    TiO
     
    2
    Description: Minute fragments in a breccia dike that pierces sedimentary rocks. Common as needle-like crystals in pyrope.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 358; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876; Min.Rec.: 32: 211.]
  		•  'Serpentine Group'
    D
     
    2
    		[Si
     
    2
    		O
     
    5
    		](OH)4 + or - nH
     
    2
    		O
    Description: Occurs in a boulder related to a breccia dike that pierces sedimentary rocks; pseudomorphous after an orthopyroxene.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 367; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Spinel
    MgAl
     
    2
    		O
     
    4
    Description: Inclusions in Pyrope
    Reference: [Min.Rec.: 32: 211.]
  		•  Srilankite
    Ti
     
    2
    		ZrO
     
    6
    Description: Occurs as inclusions in pyrope.
    Reference: [Mineralogical Record: 32: 211; Wang,L., R.C. Rouse, E.J. Essene, D.R. Peacor, and Y. Zhang (2000) Carmichaelite, a new hydroxyl-bearing titanite from Garnet Ridge, Arizona. American Mineralogist: 85: 792-800. Grant, Raymond W., Richard A. Bideaux & Sidney A. Williams (2006), Minerals Added to the Arizona List 1995 to 2005: 8.]
  		•  Talc
    Mg
     
    3
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
    Description: Occurs as minute fragments & in a breccia dike that pierces sedimentary rocks.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 388; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Tangeite
    CaCu[OH|VO
     
    4
    		]
    Description: Occurs in vein fillings & in the cement of the Navajo Sandstone along & near contact with a breccia dike.
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 150, 172; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]
  		•  Tyuyamunite
    Ca(UO
     
    2
    		)
     
    2
    		[VO
     
    4
    		]
     
    2
    		 · 5-8H
     
    2
    		O
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 150, 172, 285, 405, ; Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 77; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876; Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 54-60, 61.]
  		•  Uraninite
    UO
     
    2
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 406; Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 34; Witkind, I.J. & R.E. Thaden (1963), Geology and uranium-vanadium deposits in the Monument Valley area, Apache & Navajo Cos., AZ, USGS Bull. 1103: 54-60, 61.]
  		•  Zircon
    Zr[SiO
     
    4
    		]
    Reference: [Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 116; Gavasci, A.T. & P.F. Kerr (1968), Uranium emplacement at Garnet Ridge, Econ.Geol.: 63: 859-876.]


    41 entries listed. 32 valid minerals. 1 type locality (valid mineral).

    Localities in this Region:
    USA
     
    • Arizona
      • Apache Co.
        • Navajo Indian Reservation
          • Monument Valley
            • Dinnehotso

    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 Arizona, 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: 12th Nov 2009 23:45:09