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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Chalcopyrite from
Illinois Mine, Westinghouse Mine (Westinghouse property; Davis property), Nash Mines group (Duquesne-Washington group), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA


Locality type:Mine
Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view Illinois Mine, Westinghouse Mine (Westinghouse property; Davis property), Nash Mines group (Duquesne-Washington group), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
Data Identifiers
Mindat Occurrence Record ID:174381
Long-form Identifier:1:3:174381:4
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
0.1km (0.0 miles) ⓘEstelle & Louise Mine, Nash Mines group (Duquesne-Washington group), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.2km (0.1 miles) ⓘDuquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.3km (0.2 miles) ⓘDuquesne Mine (San Antonio Mine), Nash Mines group (Duquesne-Washington group), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.3km (0.2 miles) ⓘBonanza Mine, Westinghouse Mine (Westinghouse property; Davis property), Nash Mines group (Duquesne-Washington group), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.6km (0.4 miles) ⓘSmuggler & Texas Mine, Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.6km (0.4 miles) ⓘRoyal and Deer Horn Mine, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.6km (0.4 miles) ⓘSan Antonio Mine, Washington Gulch, Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.6km (0.4 miles) ⓘEmpire Mine, Nash Mines group (Duquesne-Washington group), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.7km (0.4 miles) ⓘMary Jane Mine, Nash Mines group (Duquesne-Washington group), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.7km (0.5 miles) ⓘSilver Bell Mine (Silver Bill Mine), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
References
Keith, Stanton B. (1975), Arizona Bureau of Mines Bull. 191, Index of Mining Properties in Santa Cruz County Arizona: 78 (Table 4)
(n.d.) ADMMR Mines Database, Arizona Geological Survey.
 
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