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 - UK012; west-northwest of Kettle Cape), Aleutian Islands Mining District, Aleutians West 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 - UK012; west-northwest of Kettle Cape), Aleutian Islands Mining District, Aleutians West Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:594658
Long-form Identifier:1:3:594658:7
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
2.3km (1.4 miles) ⓘWind prospect, Steeple Mountain Prospect, Aleutian Islands Mining District, Aleutians West Census Area, Alaska, USA
2.3km (1.4 miles) ⓘFog prospect, Steeple Mountain Prospect, Aleutian Islands Mining District, Aleutians West Census Area, Alaska, USA
4.8km (3.0 miles) ⓘRain prospect, Steeple Mountain Prospect, Aleutian Islands Mining District, Aleutians West Census Area, Alaska, USA
11.5km (7.2 miles) ⓘUnnamed Prospect (ARDF - UK001; on Cape Kigunak), Aleutian Islands Mining District, Aleutians West Census Area, Alaska, USA
58.2km (36.1 miles) ⓘMt. Aspid Occurrence, Aleutians Mining District, Aleutians West Census Area, Alaska, USA
89.4km (55.5 miles) ⓘPumicestone Bay Prospect, Aleutians Mining District, Aleutians West Census Area, Alaska, USA
90.8km (56.4 miles) ⓘUnnamed Occurrence (ARDF - UN028), Aleutians West Census Area, Alaska, USA
95.6km (59.4 miles) ⓘUnnamed Occurrence (ARDF - UN021), Aleutians Mining District, Aleutians West Census Area, Alaska, USA
97.8km (60.7 miles) ⓘUnnamed Occurrence (ARDF - UN025), Aleutians Mining District, Aleutians West Census Area, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey
 
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