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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Galena from
Silver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK


05148040017370958681688.jpg
Galena

Silver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
05148040017370958681688.jpg
Galena

Silver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
06346270017271998053946.jpg
Galena

Silver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Classification
Species:Galena
Formula:PbS
Comments:From the level at c. 450m (1500ft) and from the head of the gill, the so-called "Golden Hugh".
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Langite1
Linarite1
Data
Mineral Data:Click here to view Galena data
Locality Data:Click here to view Silver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:5511
Long-form Identifier:1:3:5511:6
GUID (UUID V4):0
Nearest other occurrences of Galena
0.3km (0.2 miles) ⓘThief Gills, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.4km (0.2 miles) ⓘHigher Roughton Gill (Balliway Rigg), Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.4km (0.3 miles) ⓘRoughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.4km (0.3 miles) ⓘRoughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.7km (0.5 miles) ⓘMexico Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.7km (0.5 miles) ⓘRed Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.0km (0.7 miles) ⓘSwinburn Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.2km (0.8 miles) ⓘDry Smale Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.5km (1.0 miles) ⓘBrae Fell Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.9km (1.2 miles) ⓘArm O'Grain, Mungrisdale, Eden, Cumbria, England, UK
References
Shaw, W. T. (1972) Mining in the Lake Counties (2nd ed.) Dalesman Books, Clapham, Lancaster.
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.
Bridges, T.F., Green, D.I. (2008) Baryte formation in supergene environments in the Caldbeck Fells, Cumbria. Journal of the Russell Society, 11. 48-50
 
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