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Valmy, Iron Point District, Humboldt Co., Nevada, USA

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


Mineral List:
  		•  Adamite
    Zn
     
    2
    		(AsO
     
    4
    		)(OH)
    Habit: blocky to prismatic
    Colour: light green
    Description: Also confirmed optically. Associated with baylondite and molybdofornacite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2009
  		•  'Agardite'
    Description: Calciuum rich and lead rich varieties.
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Alunite
    KAl
     
    3
    		[(OH)
     
    3
    		|SO
     
    4
    		]
     
    2
    Habit: hexagonal plates
    Colour: pale yellow
    Description: confirmed by SEM/EDS, BSE, associated with plumbojarosite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Anglesite
    PbSO
     
    4
    Habit: platy to equant
    Colour: colorless
    Description: confirmed by NCMA optics
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2009
  		•  Ankerite
    Ca(Fe
    2+
     
    		 ,Mg,Mn
    2+
     
    		)(CO
     
    3
    		)
     
    2
    Colour: tan
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  'Apatite'
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Apatite-(CaF)
    Ca
     
    5
    		[F|(PO
     
    4
    		)
     
    3
    		]
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Apatite-(CaF)
    var: Carbonate-rich Apatite-(CaF)
    Ca
     
    5
    		[(F,O)|(PO
     
    4
    		,CO
     
    3
    		)
     
    3
    		]
    Habit: short prismatic
    Colour: colorless
    Fluorescence: green
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © DM 06
  		•  'Apophyllite'
    Reference: [Proceedings of the Russian Mineralogical Society, 135(6), 2006, pp 13–18.]
  		•  Aragonite
    CaCO
     
    3
    Habit: radial prismatic
    Colour: colorless
    Description: associtated with calcite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Arsendescloizite ?
    PbZn[OH|AsO
     
    4
    		]
    Reference: [Rocks & Minerals Vol. 74 No. 6 Nov/Dec 1999]
  		•  Atacamite
    Cu
     
    2
    		[(OH)
     
    3
    		|Cl]
    Habit: prismatic
    Colour: green
    Description: associated with hemimorphite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Aurichalcite
    (Zn,Cu)
     
    5
    		[(OH)
     
    3
    		|CO
     
    3
    		]
     
    2
    Habit: radial, lathe like
    Colour: light blue
    Description: associated with malachite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne
  		•  Austinite
    CaZn[OH|AsO
     
    4
    		]
    Habit: balls of tiny crystals
    Colour: green
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Azurite
    Cu
     
    3
    		[OH|CO
     
    3
    		]
     
    2
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Baryte
    BaSO
     
    4
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada; Proceedings of the Russian Mineralogical Society, 135(6), 2006, pp 13–18.]
  		•  Bayldonite
    Cu
     
    3
    		Pb[OH|AsO
     
    4
    		]
     
    2
    Habit: fine granular
    Colour: yellow-green
    Description: associated with malachite and molybdofornacite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2009
  		•  Beraunite
    Fe
    2+
     
    		Fe
    3+
    5
    		[(OH)
     
    5
    		|(PO
     
    4
    		)
     
    4
    		] · 4H
     
    2
    		O
    Habit: platy, radial lathe like
    Colour: dark green
    Description: associated with kidwellite and jarosite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Beudantite ?
    PbFe
     
    3
    		[(OH)
     
    6
    		|SO
     
    4
    		|AsO
     
    4
    		]
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Bindheimite ?
    Pb
     
    2
    		Sb
     
    2
    		O
     
    6
    		(O,OH)
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Brochantite
    Cu
     
    4
    		[(OH)
     
    6
    		|SO
     
    4
    		]
    Habit: prismatic
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne
  		•  Calcite
    CaCO
     
    3
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada; Proceedings of the Russian Mineralogical Society, 135(6), 2006, pp 13–18.]
  		•  Calderónite
    Pb
     
    2
    		Fe
    3+
     
    		[OH|(VO
     
    4
    		)
     
    2
    		]
    Habit: platy
    Colour: orange-brown
    Description: Also confirmed by XRD. Associated with hinsdalite, stolzite, and alunite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne
  		•  Caledonite
    Cu
     
    2
    		Pb
     
    5
    		[(OH)
     
    6
    		|CO
     
    3
    		|(SO
     
    4
    		)
     
    3
    		]
    Habit: prismatic
    Colour: blue
    Description: Also confirmed by XRD. Associated with hinsdalite, stolzite, and alunite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Carminite
    PbFe
    3+
    2
    		[OH|AsO
     
    4
    		]
     
    2
    Reference: [Collected by and in the collection of Brent Thorne.]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Stephan Wolfsried
  		•  Čechite
    Pb(Fe
    2+
     
    		,Mn
    2+
     
    		)[OH|VO
     
    4
    		]
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Cerussite
    PbCO
     
    3
    Habit: platy smears
    Colour: colorless
    Description: associated with wulfenite and molybdofornacite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne
  		•  Chalcosiderite
    Cu(Fe
    3+
     
    		,Al)
     
    6
    		[(OH)
     
    4
    		|(PO
     
    4
    		)
     
    2
    		]
     
    2
    		 · 4H
     
    2
    		O
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Saul Krotki 2006
  		•  Chlorargyrite
    AgCl
    Habit: distorted octrahedrons
    Colour: gray-green, brownish
    Description: associated with most other minerals
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Stephan Wolfsried
  		•  Chlorargyrite
    var: Bromian Chlorargyrite
    Ag(Cl,Br)
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Chrysocolla
    (Cu,Al)
     
    2
    		H
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    		·nH
     
    2
    		O
    Habit: amorphous coatings
    Colour: light blue-green
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Cinnabar
    HgS
    Habit: granular, microcrystalline
    Colour: red
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2009
  		•  Conichalcite
    CaCu[OH|AsO
     
    4
    		]
    Habit: balls of tiny crystalls
    Colour: yellow-green
    Description: associated with mimetite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Connellite
    Cu
     
    19
    		[(OH)
     
    32
    		|SO
     
    4
    		|Cl
     
    4
    		] · 3H
     
    2
    		O
    Reference: [Collected by and in the collection of Brent Thorne]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2008
  		•  Corkite
    PbFe
     
    3
    		[(OH)
     
    6
    		|SO
     
    4
    		|PO
     
    4
    		]
    Reference: [Rocks & Minerals Vol. 74 No. 6 Nov/Dec 1999]
  		•  Covellite
    CuS
    Colour: metallic purple
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2009
  		•  Creedite
    Ca
     
    3
    		[SO
     
    4
    		|Al
     
    2
    		F
     
    8
    		(OH)
     
    2
    		] · 2H
     
    2
    		O
    Habit: radial spherules of prismatic crystals
    Colour: colorless
    Description: Associated with brochantite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Cuprite
    Cu
     
    2
    		O
    Reference: [Collected by and in the collection of Brent Thorne.]
  		•  Cyanotrichite
    Cu
     
    4
    		Al
     
    2
    		[(OH)
     
    12
    		|SO
     
    4
    		] · 2H
     
    2
    		O
    Habit: fine fibers
    Colour: blue
    Description: Associated with malachite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Cyrilovite
    NaFe
    3+
    3
    		[(OH)
     
    2
    		|PO
     
    4
    		]
     
    2
    		 · 2H
     
    2
    		O
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Descloizite ?
    Pb(Zn,Cu)[OH|VO
     
    4
    		]
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © JM 2006
  		•  Dolomite
    CaMg(CO
     
    3
    		)
     
    2
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Duftite
    PbCu[OH|AsO
     
    4
    		]
    Habit: sprays of prismatic crystals
    Colour: yellow-green
    Description: Associated with mimetite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Faustite
    (Zn,Cu)Al
     
    6
    		[(OH)
     
    4
    		|(PO
     
    4
    		)
     
    2
    		]
     
    2
    		 · 4H
     
    2
    		O
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Fluellite ?
    Al
     
    2
    		[F
     
    2
    		|OH|PO
     
    4
    		] · 7H
     
    2
    		O
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Fluorite
    CaF
     
    2
    Habit: cubes
    Colour: colorless
    Description: Associated with most Al phosphates, brochantite, and hemimorphite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © DM 06
  		•  Fornacite ?
    Pb
     
    2
    		Cu[OH|AsO
     
    4
    		|CrO
     
    4
    		]
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne
  		•  Goethite
    α-Fe
    3+
     
    		O(OH)
    Habit: earthy masses and pseuodomorphs
    Colour: brown
    Description: Associated with most other minerals
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Gold
    Au
    Reference: [Minerals Today, US Bur. Mines (Jan 1990): 25.]
  		•  Gypsum
    Ca[SO
     
    4
    		] · 2H
     
    2
    		O
    Habit: prismatic
    Colour: colorless
    Description: Also confirmed by XRD
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © DM 06
  		•  Hemimorphite
    Zn
     
    4
    		[(OH)
     
    2
    		|Si
     
    2
    		O
     
    7
    		] · H
     
    2
    		O
    Habit: prismatic
    Colour: colorless
    Description: Associated with malachite and calcite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © JM 2006
  		•  Hentschelite
    CuFe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    Habit: radial clusters of prismatic crystals
    Colour: dark green
    Description: Associated with jarosite and kidwellite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Heterogenite ?
    CoO(OH)
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Heyite
    Pb
     
    5
    		Fe
    2+
    2
    		[O
     
    2
    		|VO
     
    4
    		]
     
    2
    Habit: small twinned flakes
    Colour: yellow, orange
    Description: Also confirmed by XRD
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Hinsdalite
    PbAl
     
    3
    		[(OH)
     
    6
    		|SO
     
    4
    		|PO
     
    4
    		]
    Habit: rhomb shaped crystals
    Colour: yellow-green
    Description: Associated with pyromorphite, stolzite, and chlorargyrite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © JM 2006
  		•  Jarosite
    KFe
    3+
     
     
    3
    		[(OH)
     
    3
    		|SO
     
    4
    		]
     
    2
    Reference: []
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Saul Krotki 2006
  		•  Kaolinite
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    Habit: earthy masses and coatings
    Colour: white
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Kidwellite
    NaFe
    3+
    9
    		[(OH)
     
    5
    		|(PO
     
    4
    		)
     
    3
    		]
     
    2
    		 · 5H
     
    2
    		O
    Habit: radiating fiberous coatings
    Colour: light to dark green
    Description: Associated with jarosite and other phosphate minerals
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Lepidocrocite ?
    γ-Fe
    3+
     
    		O(OH)
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Leucophosphite
    KFe
    3+
    2
    		[OH|(PO
     
    4
    		)
     
    2
    		] · 2H
     
    2
    		O
    Habit: platy to sheaves, spheres
    Colour: cream to tan
    Description: Also confirmed by SEM/EDS and XRD. Associated with lipscombite and kidwellite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © JM 2006
  		•  Libethenite ?
    Cu
     
    2
    		[OH|PO
     
    4
    		]
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Linarite
    PbCu[(OH)
     
    2
    		|SO
     
    4
    		]
    Habit: bladed
    Colour: deep blue
    Description: Associated with brochantite and caledonite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2007
  		•  Lipscombite
    (Fe
    2+
     
    		,Mn
    2+
     
    		)Fe
    3+
    2
    		[OH|PO
     
    4
    		]
     
    2
    Habit: coatings, balls of fine crystals
    Colour: very dark green to brown
    Description: Associated with perhamite, turquoise, and wavellite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Jasun McAvoy
  		•  Malachite
    Cu
     
    2
    		[(OH)
     
    2
    		|CO
     
    3
    		]
    Habit: balls, clusters of fibers
    Colour: green
    Description: Associated with hemimorphite and brochatite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Metavariscite
    AlPO
     
    4
    		·2H
     
    2
    		O
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Meurigite-K
    [K(H
     
    2
    		O)
     
    2.5
    		][Fe
    3+
    8
    		(PO
     
    4
    		)
     
    6
    		(OH)
     
    7
    		(H
     
    2
    		O)
     
    4
    		]
    Habit: sprays of fibers
    Colour: colorless to cream
    Description: Also confirmed by XRD
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne
  		•  Meurigite-Na (TL)
    [Na(H
     
    2
    		O)
     
    2.5
    		][Fe
    3+
    8
    		(PO
     
    4
    		)
     
    6
    		(OH)
     
    7
    		(H
     
    2
    		O)
     
    4
    		]
    Type Locality: Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    Reference: [A. R. Kampf, P. M. Adams, U. Kolitsch and I. M. Steele (2009): Meurigite-Na, a new species, and the relationship between phosphofibrite and meurigite. Am. Mineral. 94, 720-727.]
  		•  Mimetite
    Pb
     
    5
    		[Cl|(AsO
     
    4
    		)
     
    3
    		]
    Habit: prismatic
    Colour: colorless to yellow
    Description: Associated with wulfenite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne
  		•  Mixite
    BiCu
     
    6
    		[(OH)
     
    6
    		|(AsO
     
    4
    		)
     
    3
    		] · 3H
     
    2
    		O
    Habit: sprays of fine fibers
    Colour: green
    Description: Associated with malachite and brochantite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Molybdofornacite
    Pb
     
    2
    		Cu[OH|(AsO
     
    4
    		,PO
     
    4
    		)|(MoO
     
    4
    		,CrO
     
    4
    		)]
    Habit: square plates in clusters
    Colour: yellow-green
    Description: Also confirmed by XRD. Associated with hemimorphite, duftite, and malachite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Morinite
    Na
     
    2
    		Ca
     
    4
    		Al
     
    4
    		[(F,OH)
     
    5
    		|(PO
     
    4
    		)
     
    2
    		]
     
    2
    		 · 3H
     
    2
    		O
    Habit: botryoidal
    Colour: light blue
    Description: Associated with perhamite and turquoise
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne
  		•  Mottramite
    Pb(Cu,Zn)[OH|VO
     
    4
    		]
    Habit: fine clusters of plates
    Colour: brown-black
    Description: Also confirmed by XRD
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Neotocite ?
    (Mn,Fe,Mg)SiO
     
    3
    		·H
     
    2
    		O
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Olivenite ?
    Cu
     
    2
    		[OH|AsO
     
    4
    		]
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Orpheite
    PbAl
     
    3
    		[(OH)
     
    6
    		|(PO
     
    4
    		,SO
     
    4
    		)
     
    2
    		] (?)
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
    Site Photo
    Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © 2005 M. Kampf
  		•  Owyheeite ?
    Ag
     
    3+x
    		Pb
     
    10-2x
    		Sb
     
    11+x
    		S
     
    28
    		, -0.13 < x > +0.20
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Paratacamite
    Cu
     
    3
    		(Cu,Zn)[(OH)
     
    3
    		|Cl]
     
    2
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Perhamite
    (Ca,Sr)
     
    3
    		Al
     
    7.7
    		Si
     
    3
    		P
     
    4
    		O
     
    23.5
    		(OH)
     
    14.1
    		·8H
     
    2
    		O
    Habit: hexagonal plates
    Colour: colorless
    Description: Associated with morinite, lipscombite, and turquoise
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Pharmacosiderite
    KFe
    3+
    4
    		[(OH)
     
    4
    		|(AsO
     
    4
    		)
     
    3
    		] · 6-7H
     
    2
    		O
    Habit: cubes
    Colour: pale yellow-green
    Description: Associated with jarosite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Phosphofibrite
    [K
     
    <0.5
    		(H
     
    2
    		O)
     
    3
    		][(Fe
    3+
     
    		,Cu)
     
    8
    		(PO
     
    4
    		)
     
    6
    		(OH)
     
    7
    		(H
     
    2
    		O)
     
    4
    		]
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © JM 2006
  		•  Phosphohedyphane
    Pb
     
    3
    		Ca
     
    2
    		[Cl|(PO
     
    4
    		)
     
    3
    		]
    Habit: thin prisms
    Colour: colorless
    Description: calcian pyromorphite rims with phosphohedyphane cores
    Reference: [Am.Min. 91, 1909-1917(2006)]
  		•  Plumbogummite
    PbAl
     
    3
    		[(OH)
     
    5
    		|(PO
     
    4
    		)
     
    2
    		] · H
     
    2
    		O
    Habit: Sheaves and crusts, rhombohedral crystals
    Colour: olive green
    Description: Also confirmed by XRD
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Plumbojarosite
    PbFe
    3+
    6
    		[(OH)
     
    3
    		|SO
     
    4
    		]
     
    4
    Habit: hexagonal plates
    Colour: yellow-brown
    Description: Zoned with alunite
    Reference: [Proceedings of the Russian Mineralogical Society, 135(6), 2006, pp 13–18; Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Pyrite
    FeS
     
    2
    Habit: blocky crystals
    Colour: brassy metallic
    Description: With quartz vein minerals
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2009
  		•  Pyromorphite
    Pb
     
    5
    		[Cl|(PO
     
    4
    		)
     
    3
    		]
    Habit: prismatic
    Colour: colorless
    Description: Associated with hinsdalite. Forms rims of calcian pyromorphite over cores of phosphohedyphane
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
     
  		•  Quartz
    SiO
     
    2
    Habit: prismatic
    Colour: colorless
    Description: Associated wit goethite and hematite
    Reference: [Proceedings of the Russian Mineralogical Society, 135(6), 2006, pp 13–18.]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © JM 2006
  		•  Robinsonite
    Pb
     
    4
    		Sb
     
    6
    		S
     
    13
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
  		•  Rosasite
    (Cu,Zn)
     
    2
    		[(OH)
     
    2
    		|CO
     
    3
    		]
    Habit: botryoidal
    Colour: blue
    Description: Associated with hemimorphite, duftite, and chlorargyrite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Saul Krotki 2006
  		•  Rutile
    TiO
     
    2
    Reference: [Collected by and in the collection of Brent Thorne.]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne
  		•  Silver
    Ag
    Reference: [Collected by and in the collection of Brent Thorne]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2009
  		•  Smithsonite
    ZnCO
     
    3
    Habit: rhombohedra
    Colour: colorless
    Description: Associated with hemimorphite and malachite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Spangolite
    Cu
     
    6
    		Al[(OH)
     
    12
    		|Cl|SO
     
    4
    		] · 3H
     
    2
    		O
    Habit: platy to equant
    Colour: blue-green
    Description: Associated with brochatite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [NBMG Spec. Pub. 31 Minerals of Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Brent Thorne 2009
  		•  Stolzite
    Pb[WO
     
    4
    		]
    Habit: square plates
    Colour: pale yellow
    Fluorescence: blue-white
    Description: Associated with pyromorphite and hinsdalite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Strengite
    FePO
     
    4
    		·2H
     
    2
    		O
    Habit: balls of tiny prismatic crystals
    Colour: red, pink
    Description: Also confirmed by optics. Associated with variscite, wavellite, and turquoise
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Turquoise
    Cu(Al,Fe
    3+
     
    		)
     
    6
    		[(OH)
     
    4
    		|(PO
     
    4
    		)
     
    2
    		]
     
    2
    		 · 4H
     
    2
    		O
    Habit: balls and clusters of pointed plates
    Colour: pale blue
    Description: Also confirmed by XRD. Associated with wavellite, variscite, and lipscombite
    Reference: [Proceedings of the Russian Mineralogical Society, 135(6), 2006, pp 13–18; Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Stephan Wolfsried
  		•  Variscite
    AlPO
     
    4
    		·2H
     
    2
    		O
    Habit: octahedral crystals
    Colour: colorless to pale green
    Description: Also confirmed by optics. Associated with wavellite and turquoise
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Stephan Wolfsried
  		•  Vauquelinite ?
    Pb
     
    2
    		Cu[OH|PO
     
    4
    		|CrO
     
    4
    		]
    Reference: [Dr. William Wise presentation to the Northwest Micro MIneral Study Group, 1 May, 2004]
  		•  Wardite
    NaAl
     
    3
    		[(OH)
     
    2
    		|PO
     
    4
    		]
     
    2
    		 · 2H
     
    2
    		O
    Habit: crusts of equant crystals
    Colour: colorless
    Description: Associated with perhamite and chlorargyrite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © JM 2006
  		•  Wavellite
    Al
     
    3
    		[(OH,F)
     
    3
    		|(PO
     
    4
    		)
     
    2
    		] · 5H
     
    2
    		O
    Habit: radiating striated blades
    Colour: colorless
    Description: Also confirmed by XRD. Associated with turquoise
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Wm. Wise (2006)
  		•  Wulfenite
    Pb[MoO
     
    4
    		]
    Habit: square plates
    Colour: yellow to pale yellow
    Description: Associated with mimetite and cerussite
    Reference: [Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada]
  		•  Zinclipscombite (TL)
    ZnFe
    3+
    2
    		(PO
     
    4
    		)
     
    2
    		(OH)
     
    2
    Type Locality: Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    Reference: [Proceedings of the Russian Mineralogical Society, 135(6), 2006, pp 13–18.]
    Site Photo
    Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA
    © Leon Hupperichs


    102 entries listed. 97 valid minerals. 2 type localities (valid minerals).

    Localities in this Region:
    USA
     
    • Nevada
      • Humboldt Co.
        • Iron Point District
          • Valmy

    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 Nevada, 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: 27th Nov 2009 16:00:12