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Hubbard Tungsten Mine (Long Hill Mine; Old Tungsten Mine; Old Mine Park), Trumbull, Fairfield Co., Connecticut, USA

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Old tungsten mine and listing includes nearby topaz locality.

First tungsten deposit discovered in North America.

Originally called Hubbard Mine in the nineteenth century.





References:
Shepard, Charles U. (1837). A Report on the Geological Survey of Connecticut.

Hobbs, W. H. (1901). The old tungsten mine in Trumbull, Conn. (USGS Annual Report 22:7-22).

Hoadley, Charles W. (1918). An American Occurrence of Cronstedtite (American Mineralogist 3:6).

Shannon, Earl V. (1921). The Old Tungsten Mine in Trumbull, Connecticut (American Mineralogist 6:126-128).

Blatz, Paul T. (1938). The Old Tungsten Mine in Trumbull, Connecticut (Rocks & Minerals 13(8):236-237).





Map Reference: 41°14'30"N , 73°12'0"W

This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.



Mineral List:
  		•  Actinolite
    ☐Ca
     
    2
    		(Mg,Fe
    2+
     
    		)
     
    5
    		(Si
     
    8
    		O
     
    22
    		)(OH)
     
    2
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Albite
    Na[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Albite
    var: Oligoclase
    (Na,Ca)[Al(Si,Al)Si
     
    2
    		O
     
    8
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Almandine
    Fe
    2+
    3
    		Al
     
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Analcime
    Na
     
    2
    		[Al
     
    2
    		Si
     
    4
    		O
     
    12
    		] · 2H
     
    2
    		O
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Andradite ?
    Ca
     
    3
    		Fe
    3+
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Apatite-(CaF)
    Ca
     
    5
    		[F|(PO
     
    4
    		)
     
    3
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Arsenopyrite
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Augite
    (Ca,Na)(Mg,Fe
    2+
     
    		,Al,Fe
    3+
     
    		,Ti)[(Si,Al)
     
    2
    		O
     
    6
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Baryte
    BaSO
     
    4
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Beryl
    Be
     
    3
    		Al
     
    2
    		Si
     
    6
    		O
     
    18
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Biotite
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Bismuth
    Bi
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Bornite
    Cu
     
    5
    		FeS
     
    4
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Calcite
    CaCO
     
    3
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Clinozoisite
    {Ca
     
    2
    		}{Al
     
    3
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Cronstedtite
    Fe
    2+
    2
    		Fe
    3+
     
    		[(Si,Fe
    3+
     
    		)
     
    2
    		O
     
    5
    		](OH)
     
    4
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Diaspore
    AlO(OH)
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Diopside
    CaMg[Si
     
    2
    		O
     
    6
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Epidote
    {Ca
     
    2
    		}{Al
     
    2
    		Fe
    3+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Euclase
    BeAl[OH|SiO
     
    4
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Ferberite
    FeWO
     
    4
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Ferricopiapite
    Fe
     
    5
    		(SO
     
    4
    		)
     
    6
    		O(OH)·20H
     
    2
    		O
    Reference: [Jeremy Zolan]
  		•  Fluorite
    CaF
     
    2
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Fluorite
    var: Chlorophane
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
    Site Photo
    Hubbard Tungsten Mine (Long Hill Mine; Old Tungsten Mine; Old Mine Park), Trumbull, Fairfield Co., Connecticut, USA
    © 2006 Jeremy Zolan
  		•  Galena
    PbS
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Galena
    var: Argentiferous Galena
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Gold
    Au
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Hematite
    Fe
     
    2
    		O
     
    3
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  'Hornblende'
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Hypersthene
    (Fe,Mg)SiO
     
    3
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Ilmenite
    Fe
    2+
     
    		TiO
     
    3
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Jarosite
    KFe
    3+
     
     
    3
    		[(OH)
     
    3
    		|SO
     
    4
    		]
     
    2
    Reference: [Specimens collected by Jeremy Zolan 4/28/2006]
  		•  Limonite
    FeO(OH)·nH
     
    2
    		O
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Malachite
    Cu
     
    2
    		[(OH)
     
    2
    		|CO
     
    3
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Marcasite
    FeS
     
    2
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Margarite
    CaAl
     
    2
    		[(OH)
     
    2
    		|Al
     
    2
    		Si
     
    2
    		O
     
    10
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
    Site Photo
    Hubbard Tungsten Mine (Long Hill Mine; Old Tungsten Mine; Old Mine Park), Trumbull, Fairfield Co., Connecticut, USA
    © Martins da Pedra
  		•  Melanterite
    FeSO
     
    4
    		·7H
     
    2
    		O
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Muscovite
    KAl
     
    2
    		[(OH)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Opal
    var: Opal-AN
    SiO
     
    2
    		·nH
     
    2
    		O
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Pargasite
    [Na][Ca
     
    2
    		][Mg
     
    4
    		Al][(OH)
     
    2
    		|Al
     
    2
    		Si
     
    6
    		O
     
    22
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Phlogopite
    KMg
     
    3
    		[(OH,F)
     
    2
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Pickeringite
    MgAl
     
    2
    		(SO
     
    4
    		)
     
    4
    		·22H
     
    2
    		O
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  'Prochlorite'
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Pyrite
    FeS
     
    2
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Pyrolusite
    MnO
     
    2
    Description: A black earthy mineral which has never been submitted for technical identification.
    Reference: []
  		•  'Pyroxene Group'
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Pyrrhotite
    Fe
     
    7
    		S
     
    8
    		, (-4M), also given as Fe
     
    1-x
    		S (x = 0 - 0.2)
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Quartz
    SiO
     
    2
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
    Site Photo
    Hubbard Tungsten Mine (Long Hill Mine; Old Tungsten Mine; Old Mine Park), Trumbull, Fairfield Co., Connecticut, USA
    © Michael Otto
  		•  Rutile
    TiO
     
    2
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  'Scapolite'
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Scheelite
    Ca[WO
     
    4
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
    Site Photo
    Hubbard Tungsten Mine (Long Hill Mine; Old Tungsten Mine; Old Mine Park), Trumbull, Fairfield Co., Connecticut, USA
    © 2009 Kevin M. Czaja
  		•  Siderite
    FeCO
     
    3
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Silver
    Ag
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Sphalerite
    (Zn,Fe
    2+
     
    		)S
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Talc
    Mg
     
    3
    		Si
     
    4
    		O
     
    10
    		(OH)
     
    2
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Titanite
    CaTi[O|SiO
     
    4
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Topaz
    Al
     
    2
    		[(F,OH)
     
    2
    		|SiO
     
    4
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
    Site Photo
    Hubbard Tungsten Mine (Long Hill Mine; Old Tungsten Mine; Old Mine Park), Trumbull, Fairfield Co., Connecticut, USA
    © 2006 Jeremy Zolan
  		•  'Tourmaline'
    AD
     
    3
    		G
     
    6
    		(BO
     
    3
    		)
     
    3
    		[T
     
    6
    		O
     
    18
    		]Y
     
    3
    		Z
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Tungstenite
    WS
     
    2
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Tungstite
    WO
     
    3
    		·H
     
    2
    		O
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
  		•  Wolframite
    (Fe
    2+
     
    		)WO
     
    4
     
     
    		to (Mn
    2+
     
    		)WO
     
    4
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]
    Site Photo
    Hubbard Tungsten Mine (Long Hill Mine; Old Tungsten Mine; Old Mine Park), Trumbull, Fairfield Co., Connecticut, USA
    © Christopher O'Neill
  		•  Zoisite ?
    {Ca
     
    2
    		}{Al
     
    3
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [Januzzi, 1976. Mineral Localities of CT and Southeastern NY State]


    64 entries listed. 50 valid minerals. 1 erroneous literature entry.

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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in Connecticut, 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: 20th Nov 2009 11:51:26