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
Old Gunnislake Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK


05382370017367878439279.jpg
Arsenopyrite

Old Gunnislake Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
05382370017367878439279.jpg
Arsenopyrite

Old Gunnislake Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
05382370017367878439279.jpg
Arsenopyrite

Old Gunnislake Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
Locality type:Mine
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Old Gunnislake Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:1614902
Long-form Identifier:1:3:1614902:7
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
0.4km (0.3 miles) ⓘEast Gunnislake Mine (in part: South Bedford and East Gunnislake Mine), Gunnislake, Calstock, Cornwall, England, UK
0.4km (0.3 miles) ⓘSouth Bedford Mine (South Gunnislake Mine; in part: South Bedford and East Gunnislake Mine), Gulworthy, West Devon, Devon, England, UK
0.6km (0.4 miles) ⓘDing Dong Mine, Bedford United Mine, Gulworthy, West Devon, Devon, England, UK
0.9km (0.5 miles) ⓘBedford United Mine, Gulworthy, West Devon, Devon, England, UK
0.9km (0.6 miles) ⓘHawkmoor Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
0.9km (0.6 miles) ⓘGunnislake Clitters Mine, Clitters United Mines, Gunnislake, Calstock, Cornwall, England, UK
1.1km (0.7 miles) ⓘRussell United Mine (incl. Wheal Russell), Gulworthy, West Devon, Devon, England, UK
1.3km (0.8 miles) ⓘDrakewalls Mine, Drakewalls, Calstock, Cornwall, England, UK
1.4km (0.9 miles) ⓘRiver Tamar Copper Mine (South Devon Mine; Wheal Bramble; incl. Chilsworthy Mine), Gunnislake, Calstock, Cornwall, England, UK
1.4km (0.9 miles) ⓘWheal Josiah, Devon Great Consols, Gulworthy, West Devon, Devon, England, UK
References
 
and/or  
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