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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Arsenopyrite from
Ingray Gill, Caldbeck, Allerdale, Cumbria, England, UK


Classification
Species:Arsenopyrite
Formula:FeAsS
Comments:Recorded by Hartley (1984) from the northern level.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Ingray Gill, Caldbeck, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:1041
Long-form Identifier:1:3:1041:2
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
0.6km (0.4 miles) ⓘDeer Hills Baryte Mine, Deer Hills, Caldbeck, Allerdale, Cumbria, England, UK
0.9km (0.5 miles) ⓘDeer Hills, Caldbeck, Allerdale, Cumbria, England, UK
1.1km (0.7 miles) ⓘShort Grain, Deer Hills, Caldbeck, Allerdale, Cumbria, England, UK
1.2km (0.7 miles) ⓘPotts Gill Copper Mine, Potts Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.2km (0.8 miles) ⓘOld Potts Gill Mine, Potts Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.3km (0.8 miles) ⓘEast Potts Gill Mine, Potts Gill, Caldbeck, Allerdale, Cumbria, England, UK
1.6km (1.0 miles) ⓘNether Row Brow, Caldbeck, Allerdale, Cumbria, England, UK
1.9km (1.2 miles) ⓘDumpy Stone Level, Caldbeck, Allerdale, Cumbria, England, UK
2.3km (1.5 miles) ⓘOld Sandbed Mine, Caldbeck, Allerdale, Cumbria, England, UK
2.5km (1.6 miles) ⓘDriggith 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.
 
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