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Wolframite from
Burdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK

Classification
Species:'Wolframite' (not an IMA approved species)
Formula:(Fe2+)WO4 to (Mn2+)WO4
Comments:In stream sediments (Appleton & Wadge, 1976).

In a roughly east-west trending, south dipping, iron-stained shear zone in the upper central tributary of Burdell Gill. The zone is about 300mm wide. (Neall & Leppington, 2003).
Habit:cleavages up to 2mm, aggregates up to 6mm
Colour:black
Confirmation
Validity:Believed Valid
References
References:Appleton, J.D. and Wadge, A.J. (1976) Investigation of tungsten and other mineralisation associated with the Skiddaw granite near Carrock Mine, Cumbria. Mineral Reconnaissance Prgramme. Report of the Institute of Geological Sciences No. 7.;
Cooper, M.P. and Stanley, C.J. (1990) Minerals of the English Lake District: Caldbeck Fells. Natural History Museum Publications, London, 160 pp. (referring to Appleton & Wadge, 1976).;
Neall, T. and Leppington, C.M. (2003) New investigation of the mineralisation in Burdell Gill, Caldbeck Fells, Cumbria. Journal of The Russell Society, 8(1), 1-9.
Data
Mineral Data:Click here to view Wolframite data
Locality Data:Click here to view Burdell Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK
Nearest other occurrences of Wolframite
0.8km (0.5 miles) A Wet Swine Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK
1.5km (0.9 miles) B Harding vein, Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
1.7km (1.0 miles) C Emerson Vein, Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
1.7km (1.1 miles) D Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
4.0km (2.5 miles) E Carrock Fell, Cumbria, England, UK
Mineral and/or Locality  
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