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Orford Nickel mine, St-Denis-de-Brompton, Le Val-Saint-François RCM, Estrie, Québec, Canada

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Formerly: Orford Nickel mine, St-Denis-de-Brompton, Sherbrooke Co., Québec, Canada

Nickel mine in calcite vein at the contact between serpentinized peridotite and volcanic rock. First explore in 1860 as a copper prospect. Mining for nickel was done from 1877 until 1882.

Famous recently for excellent specimens of diopside, chromium garnet and millerite.

Coordinates extrapolated from topographic map.



References:
Tarassoff, P. (1994). "Famous mineral localities: The Orford nickel mine, Québec, Canada." Mineralogical Record, 25(5),pp:327-345.

Sabina, A.P. (1992) Rocks & Minerals for the collector; Estrie and Gaspesie, Quebec; and Parts of New Brunswick. GSC Misc. Report 14-16p.





 Map Reference: 45°25'0"N , 72°7'24"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:
  		•  Albite
    Na[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [No reference listed]
  		•  Allanite-(Ce)
    {CaCe}{Al
     
    2
    		Fe
    2+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [No reference listed]
  		•  Andradite
    Ca
     
    3
    		Fe
    3+
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [No reference listed]
  		•  Annabergite
    Ni
     
    3
    		(AsO
     
    4
    		)
     
    2
    		·8H
     
    2
    		O
    Reference: [No reference listed]
  		•  Arsenopyrite
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
    Reference: [No reference listed]
  		•  Calcite
    CaCO
     
    3
    Reference: [Mineralogical Magazine 1940 25 : 557-572.]
  		•  Chromite
    FeCr
     
    2
    		O
     
    4
    Reference: [No reference listed]
  		•  Clinochlore
    (Mg,Fe
    2+
     
    		)
     
    5
    		Al[(OH)
     
    8
    		|AlSi
     
    3
    		O
     
    10
    		]
    Reference: [No reference listed]
  		•  Diopside
    CaMg[Si
     
    2
    		O
     
    6
    		]
    Reference: [Tarassoff & Gault (1994) Min Rec.25, 327-345]
    Site Photo
    Orford Nickel mine, St-Denis-de-Brompton, Le Val-Saint-François RCM, Estrie, Québec, Canada
    © Rob Lavinsky
  		•  Dolomite
    CaMg(CO
     
    3
    		)
     
    2
    Reference: [No reference listed]
  		•  Epidote
    {Ca
     
    2
    		}{Al
     
    2
    		Fe
    3+
     
    		}[O|OH|SiO
     
    4
    		|Si
     
    2
    		O
     
    7
    		]
    Reference: [No reference listed]
  		•  Godlevskite
    (Ni,Fe)
     
    9
    		S
     
    8
    Reference: [No reference listed]
  		•  Grossular
    Ca
     
    3
    		Al
     
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [Tarassoff & Gault (1994) Min Rec.25, 327-345]
    Site Photo
    Orford Nickel mine, St-Denis-de-Brompton, Le Val-Saint-François RCM, Estrie, Québec, Canada
    © Rob Lavinsky
  		•  Grossular
    var: Chromian Grossular
    Ca
     
    3
    		(Al,Cr
    3+
     
    		)
     
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [P Cristofono collection ; Mineralogical Magazine 1940 25 : 557-572.]
    Site Photo
    Orford Nickel mine, St-Denis-de-Brompton, Le Val-Saint-François RCM, Estrie, Québec, Canada
    © 2005 Peter Cristofono
  		•  Magnetite
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
    Reference: [No reference listed]
  		•  Maucherite
    Ni
     
    11
    		As
     
    8
    Reference: [Mineralogical Magazine 1940 25 : 557-572.]
    Site Photo
    Orford Nickel mine, St-Denis-de-Brompton, Le Val-Saint-François RCM, Estrie, Québec, Canada
    © luigi chiappino
  		•  Microcline
    K[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [No reference listed]
  		•  Millerite
    NiS
    Reference: [Mineralogical Magazine 1940 25 : 557-572.]
    Site Photo
    Orford Nickel mine, St-Denis-de-Brompton, Le Val-Saint-François RCM, Estrie, Québec, Canada
    © Scott Whittemore
  		•  Pecoraite
    Ni
     
    3
    		[(OH)
     
    4
    		|Si
     
    2
    		O
     
    5
    		]
    Reference: [No reference listed]
  		•  Pentlandite
    (Fe,Ni)
     
    9
    		S
     
    8
    Reference: [No reference listed]
  		•  Prehnite
    Ca
     
    2
    		Al
     
    2
    		Si
     
    3
    		O
     
    12
    		(OH)
    Reference: [No reference listed]
  		•  Tremolite
    ☐[Ca
     
    2
    		][Mg
     
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [No reference listed]


    22 entries listed. 21 valid minerals.

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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in Quebec, Canada 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 19:31:45