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
Unnamed Occurrence (ARDF - MH362; on upper Alteration Creek), Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USA


Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view Unnamed Occurrence (ARDF - MH362; on upper Alteration Creek), Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:593239
Long-form Identifier:1:3:593239:9
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
6.7km (4.1 miles) ⓘUnnamed Occurrence (ARDF - GU040; near hill 5330; south of the Slana River), Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USA
7.8km (4.8 miles) ⓘUnnamed Occurrence (ARDF - GU039; near hill 5330; south of the Slana River), Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USA
8.9km (5.5 miles) ⓘUnnamed Occurrence (ARDF - MH357; west of Slana River), Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USA
11.0km (6.8 miles) ⓘJudy Prospect, Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USA
16.1km (10.0 miles) ⓘUnnamed Prospect (ARDF - GU037; upper Granite Creek), Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USA
16.9km (10.5 miles) ⓘUnnamed Occurrence (ARDF - GU035; headwaters of the East Fork of Indian Creek), Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USA
17.0km (10.6 miles) ⓘED Occurrence, Delta River Mining District, Southeast Fairbanks Census Area, Alaska, USA
17.2km (10.7 miles) ⓘLPP Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
17.2km (10.7 miles) ⓘUPP Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
17.4km (10.8 miles) ⓘCascade Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey
 
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