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
Empire Mine, 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 Empire Mine, 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:174372
Long-form Identifier:1:3:174372:2
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
0.2km (0.1 miles) ⓘMary Jane 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) ⓘBelmont Mine (Belmont lease; South Belmont incline; North Belmont shaft; Silver Bill Mine), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.3km (0.2 miles) ⓘSilver Bell Mine (Silver Bill Mine), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.4km (0.2 miles) ⓘHolland Mine, Duquesne Gulch, Nash Mines group (Duquesne-Washington group), Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.4km (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
0.6km (0.4 miles) ⓘ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
0.7km (0.4 miles) ⓘEstelle & Louise 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) ⓘPride of the West 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) ⓘSan Antonio Mine, Washington Gulch, Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
0.8km (0.5 miles) ⓘSmuggler & Texas Mine, Duquesne-Washington Camp, Patagonia Mining District, Patagonia Mountains, Santa Cruz County, Arizona, USA
References
Schrader, F.C. & J.M. Hill (1915), Mineral deposits of the Santa Rita and Patagonia Mountains, Arizona, USGS Bull. 582: 342
Keith, Stanton B. (1975), Arizona Bureau of Mines Bull. 191, Index of Mining Properties in Santa Cruz County Arizona: 77 (Table 4)
(n.d.) ADMMR Mines Database, Arizona Geological Survey.
 
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