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


Classification
Species:Wulfenite
Formula:Pb(MoO4)
Comments:From an old ore pile found on the west bank of the gill [NY29953415] in 1988 (P. Braithwaite & N Hubbard Collections, det. BM(NH): XRD, 1989).
Habit:square plates to 1mm
Colour:yellow to orange
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
Data
Mineral Data:Click here to view Wulfenite data
Locality Data:Click here to view Silver Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:11955
Long-form Identifier:1:3:11955:7
GUID (UUID V4):0
Nearest other occurrences of Wulfenite
0.4km (0.2 miles) ⓘHigher Roughton Gill (Balliway Rigg), Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.4km (0.3 miles) ⓘRoughton Gill Mine, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
0.6km (0.4 miles) ⓘIron Crag, 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) ⓘTodd Gill, Roughton Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.9km (1.2 miles) ⓘArm O'Grain, Mungrisdale, Eden, Cumbria, England, UK
2.3km (1.4 miles) ⓘBrandy Gill Mine, Mungrisdale, Eden, Cumbria, England, UK
2.6km (1.6 miles) ⓘCarrock Mine, Mungrisdale, Eden, Cumbria, England, UK
2.7km (1.7 miles) ⓘIngray Gill, Caldbeck, Allerdale, Cumbria, England, UK
3.1km (2.0 miles) ⓘDriggith Mine, Caldbeck, Allerdale, Cumbria, England, UK
References
Cooper, M. P., Stanley, C. J. (1990) Minerals of the English Lake District - Caldbeck Fells. The Natural History Museum, London.
 
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