Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Leadhillite from
Brae Fell Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK


Locality type:Mine
Classification
Species:Leadhillite
Formula:Pb4(CO3)2(SO4)(OH)2
Comments:Cooper & Stanley (1990): "Found here sparingly but in good specimens: as small, sharp, equant, colourless to greenish crystals (< 2mm or so) with lanarkite, mattheddleite, cerussite and pyromorphite (King Collection, NMW; Kingsbury Collection BM(NH)). Listed by Hartley (1984)."
Colour:colourless to greenish
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Leadhillite data
Locality Data:Click here to view Brae Fell Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:6876
Long-form Identifier:1:3:6876:5
GUID (UUID V4):0
Nearest other occurrences of Leadhillite
0.3km (0.2 miles) ⓘDry Smale Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.9km (0.6 miles) ⓘRed Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.3km (0.8 miles) ⓘRoughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.5km (0.9 miles) ⓘShort Grain, Deer Hills, Caldbeck, Allerdale, Cumbria, England, UK
1.5km (1.0 miles) ⓘSilver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.6km (1.0 miles) ⓘBalliway Rigg, Caldbeck, Allerdale, Cumbria, England, UK
1.8km (1.1 miles) ⓘHigher Roughton Gill (Balliway Rigg), Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
3.0km (1.9 miles) ⓘBrandy Gill Mine, Mungrisdale, Eden, Cumbria, England, UK
3.0km (1.9 miles) ⓘDriggith Mine, Caldbeck, Allerdale, Cumbria, England, UK
3.1km (1.9 miles) ⓘOld Sandbed Mine, Caldbeck, Allerdale, Cumbria, England, UK
References
Hartley, J. (1984) A list of minerals associated with the ore deposits of the Caldbeck Fells, Cumbria. Transactions of the Leeds Geological Association, 10 (3) 22-39
Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London.
Stanley, Christopher J., Cooper, Michael P. (1991) Famous Mineral Localities: Pyromorphite-Group Minerals from the Caldbeck Fells, Cumbria, England. The Mineralogical Record, 22 (2) 105-121
Wilson, Wendell E. - Ed. (2010) The Lindsay Greenbank Collection: Classic Minerals of Northern England. The Mineralogical Record Vol. 41 (1.1) The Mineralogical Record, Inc.
 
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