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
Keeley-Frontier Mine, South Lorrain Township, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada


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 Keeley-Frontier Mine, South Lorrain Township, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
Data Identifiers
Mindat Occurrence Record ID:55321
Long-form Identifier:1:3:55321:0
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
0.3km (0.2 miles) ⓘHarris Mine, South Lorrain Township, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
15.7km (9.8 miles) ⓘOgistoh Mine (Huronian Belt Mine), South Lorrain Township, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
16.6km (10.3 miles) ⓘTemagami-Lorrain mine, Cassels Township, Nipissing District, Ontario, Canada
20.5km (12.7 miles) ⓘChristopher Mine (Columbus Mine), Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
20.7km (12.9 miles) ⓘSilver Miller Mine (Pan Silver), Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
20.8km (12.9 miles) ⓘBeaver Mine, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
21.1km (13.1 miles) ⓘLumsden Mine, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
21.3km (13.2 miles) ⓘRochester Mine, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
22.3km (13.8 miles) ⓘConisil Mine, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
22.7km (14.1 miles) ⓘLawson Mine, Coleman Township, Cobalt area, Cobalt-Gowganda region, Timiskaming District, Ontario, Canada
References
Palache, Charles, Berman, Harry, Frondel, Clifford (1944) The System of Mineralogy (7th ed.) Vol. 1 - Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, New York.
 
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