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
Wanthwaite Mine, St. John's Castlerigg and Wythburn, Allerdale, Cumbria, England, UK


Locality type:Mine
Classification
Species:Arsenopyrite
Formula:FeAsS
Comments:Kingsbury reference.
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Wanthwaite Mine, St. John's Castlerigg and Wythburn, Allerdale, Cumbria, England, UK
Data Identifiers
Mindat Occurrence Record ID:14672
Long-form Identifier:1:3:14672:8
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
8.6km (5.3 miles) ⓘManesty Vein, Grange, Borrowdale, Allerdale, Cumbria, England, UK
8.9km (5.5 miles) ⓘBlack Crag, Above Derwent, Allerdale, Cumbria, England, UK
8.9km (5.6 miles) ⓘYewthwaite Mine, Newlands Valley, Above Derwent, Allerdale, Cumbria, England, UK
9.1km (5.7 miles) ⓘCopper Plate Mine, Borrowdale, Allerdale, Cumbria, England, UK
9.6km (5.9 miles) ⓘWet Swine Gill, Coombe Height, Caldbeck, Allerdale, Cumbria, England, UK
9.8km (6.1 miles) ⓘLittle Mine Crag, Newlands Valley, Above Derwent, Allerdale, Cumbria, England, UK
10.2km (6.3 miles) ⓘGrains Gill, Mungrisdale, Eden, Cumbria, England, UK
10.4km (6.4 miles) ⓘCarrock Mine, Mungrisdale, Eden, Cumbria, England, UK
10.4km (6.5 miles) ⓘSmith vein, Carrock Mine, Mungrisdale, Eden, Cumbria, England, UK
10.5km (6.5 miles) ⓘGoldscope Mine, Newlands Valley, Above Derwent, Allerdale, Cumbria, England, UK
References
Kingsbury, Arthur W. G., Hartley, J. (1958) Jarosite and natrojarosite from the Lake District. Mineralogical Magazine and Journal of the Mineralogical Society, 31 (240). 813-815 doi:10.1180/minmag.1958.031.240.09
Kingsbury, Arthur W. G., Hartley, J. (1960) Carminite and beudantite from the northern part of the Lake District and from Cornwall. Mineralogical Magazine and Journal of the Mineralogical Society, 32 (249) 423-432 doi:10.1180/minmag.1960.032.249.01
Day, Harry (1999) BMS Database, British Micromount Society.
 
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