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St Just, St Just District, Cornwall, England, UK

StandardDetailedBy ChemistryMineral Photos (82)Site Photos (11)Search 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: [Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108.]
  		•  'Adularia'
    KAlSi
     
    3
    		O
     
    8
    Reference: [P Haas, collected in 2003]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Anthophyllite
    ☐[Mg
     
    2
    		][Mg
     
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [No reference listed]
  		•  Apatite-(CaF)
    Ca
     
    5
    		[F|(PO
     
    4
    		)
     
    3
    		]
    Reference: [BMS Collection]
  		•  Apatite-(CaF)
    var: Carbonate-rich Apatite-(CaF)
    Ca
     
    5
    		[(F,O)|(PO
     
    4
    		,CO
     
    3
    		)
     
    3
    		]
    Reference: [Collection Richard De Nul]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Arsenopyrite
    FeAsS - (Fe
     
    0.90
    		Co
     
    0.10
    		)AsS
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]
  		•  Baryte ?
    BaSO
     
    4
    Reference: [No reference listed]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Beryl
    Be
     
    3
    		Al
     
    2
    		Si
     
    6
    		O
     
    18
    Reference: [Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108.]
  		•  Biotite
    Reference: [Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108.]
  		•  Bismuth
    Bi
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]
    Site Photo
    St Just, St Just District, Cornwall, England, UK
    © Christopher O'Neill
  		•  Bismuthinite
    Bi
     
    2
    		S
     
    3
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]
  		•  Bornite
    Cu
     
    5
    		FeS
     
    4
    Habit: Massive
    Reference: [P Haas, collected 2009]
  		•  Calcite
    CaCO
     
    3
    Reference: [collected by Richard de Nul]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Cassiterite
    SnO
     
    2
    Reference: [No reference listed]
    Site Photo
    Wheal Diamond, Nanquidno, St Just, St Just District, Cornwall, England, UK
    © Peter Haas
  		•  'Chalcedony'
    Reference: [P Haas, collected in 2005]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Chalcocite
    Cu
     
    2
    		S
    Reference: [collected by Richard de Nul]
    Site Photo
    St Just, St Just District, Cornwall, England, UK
    © Danny Jones
  		•  Chalcopyrite
    CuFeS
     
    2
    Reference: [collected by Richard de Nul]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  'Chlorite Group'
    Reference: [P Haas, inspection of the dumps in 2005]
  		•  Connellite
    Cu
     
    19
    		[(OH)
     
    32
    		|SO
     
    4
    		|Cl
     
    4
    		] · 3H
     
    2
    		O
    Reference: [P Haas, collected 2009]
  		•  Copper
    Cu
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Cordierite
    (Mg,Fe)
     
    2
    		Al
     
    4
    		Si
     
    5
    		O
     
    18
    Reference: [No reference listed]
  		•  Corundum
    Al
     
    2
    		O
     
    3
    Reference: [No reference listed]
  		•  Cummingtonite
    [ ][Mg
     
    2
    		][Mg
     
    5
    		][(OH)
     
    2
    		|Si
     
    8
    		O
     
    22
    		]
    Reference: [No reference listed]
  		•  Cuprite
    Cu
     
    2
    		O
    Reference: [No reference listed]
  		•  Diaspore
    AlO(OH)
    Reference: [No reference listed]
  		•  Dolomite
    CaMg(CO
     
    3
    		)
     
    2
    Reference: [Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108.]
  		•  'Feldspar Group'
    Reference: [P Haas collection]
  		•  Fluorite
    CaF
     
    2
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  'Garnet Group'
    X
     
    3
    		Z
     
    2
    		(TO
     
    4
    		)
     
    3
    		 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V)
    Reference: [Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108.]
  		•  Goethite
    α-Fe
    3+
     
    		O(OH)
    Reference: [P Haas, collected in 2003]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © Peter Haas
  		•  Goslarite
    ZnSO
     
    4
    		·7H
     
    2
    		O
    Description: According to Collins, Goslarite was reported from the cliffs below Wheal Castle. This area forms part of Kenidjack Cliff.
    Reference: [Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108.]
  		•  Hematite
    Fe
     
    2
    		O
     
    3
    Reference: [P Haas (2008)]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Hematite
    var: Specularite
    Reference: [P Haas collection]
  		•  'Hornblende'
    Reference: [Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108.]
  		•  Kaolinite
    Al
     
    2
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]
  		•  Langite (TL)
    Cu
     
    4
    		[(OH)
     
    6
    		|SO
     
    4
    		] · 2H
     
    2
    		O
    Type Locality: St Just, St Just District, Cornwall, England, UK
    Reference: [C.R.Acad.Sci. Paris (1864) 59, 633; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 584.]
  		•  Limonite
    FeO(OH)·nH
     
    2
    		O
    Reference: [P Haas, collected in 2003]
  		•  Malachite
    Cu
     
    2
    		[(OH)
     
    2
    		|CO
     
    3
    		]
    Reference: [No reference listed]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © MJ2004
  		•  Muscovite
    var: Gilbertite
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]
  		•  Orthoclase
    K[AlSi
     
    3
    		O
     
    8
    		]
    Reference: [No reference listed]
  		•  Paratacamite ?
    Cu
     
    3
    		(Cu,Zn)[(OH)
     
    3
    		|Cl]
     
    2
    Habit: Bipyramidal crystals, less than 1 mm across.
    Colour: Dark green
    Description: Identified by visual means only. Could also be clinoatacamite.
    Reference: [P Haas, collected 2009]
  		•  Quartz
    SiO
     
    2
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Quartz
    var: Amethyst
    SiO
     
    2
    Reference: [Rory Donaldson Collection ]
  		•  Quartz
    var: Citrine
    Reference: [Golley & Williams, 1995 - "Cornish Mineral Reference Manual", 51]
  		•  Quartz
    var: Jasper
    Reference: [Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108.]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Quartz
    var: Rock Crystal
    Reference: [Collins, J.H. (1892): "A Handbook to the Mineralogy of Cornwall and Devon", 2nd ed., D. Bradford Barton Ltd. (Truro, UK), pp. 108.]
  		•  Quartz
    var: Smoky Quartz
    SiO
     
    2
    Reference: [collected by M Perry (St Just)]
  		•  Rhodochrosite
    MnCO
     
    3
    Reference: [collected by G Moffatt, Pendeen]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © Peter Haas
  		•  Schorl
    [Na][Fe
    2+
    3
    		][Al
     
    6
    		][(OH)
     
    3
    		|OH|(BO
     
    3
    		)
     
    3
    		|Si
     
    6
    		O
     
    18
    		]
    Reference: [P Haas collection]
  		•  Siderite
    FeCO
     
    3
    Reference: [P Haas (2008)]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Spinel
    MgAl
     
    2
    		O
     
    4
    Reference: [No reference listed]
  		•  Topaz
    Al
     
    2
    		[(F,OH)
     
    2
    		|SiO
     
    4
    		]
    Reference: [Michael Merry, pers. commun.]
  		•  'Tourmaline'
    AD
     
    3
    		G
     
    6
    		(BO
     
    3
    		)
     
    3
    		[T
     
    6
    		O
     
    18
    		]Y
     
    3
    		Z
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]
    Site Photo
    Wheal Drea, Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
    © De Nul, Richard
  		•  Vivianite
    Fe
    2+
    3
    		(PO
     
    4
    		)
     
    2
    		·8H
     
    2
    		O
    Habit: Elongated prismatic
    Colour: Green
    Reference: [Collected by David Clough 8 May 2005; Confirmed by Natural History Museum (London) 8 July 2005; Report published in Bristish Micromount Society Newsletter No. 71 - November 2005.]
  		•  Wolframite
    (Fe
    2+
     
    		)WO
     
    4
     
     
    		to (Mn
    2+
     
    		)WO
     
    4
    Reference: [Dines, H.G. (1956): The Metalliferous Mining Region of South-West England, Vol. 1, BGS Publishing.]


    55 entries listed. 37 valid minerals. 1 type locality (valid mineral).

    Localities in this Region:
    UK
     
    • England
      • Cornwall
        • St Just District
          • St Just

    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. 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: 22nd Nov 2009 23:31:55