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
DD South Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA


Locality type:Prospect
Classification
Species:Chalcopyrite
Formula:CuFeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcopyrite data
Locality Data:Click here to view DD South Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:579397
Long-form Identifier:1:3:579397:6
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
1.1km (0.7 miles) ⓘDDX Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
1.3km (0.8 miles) ⓘDDY Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
1.7km (1.1 miles) ⓘDD North Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
2.4km (1.5 miles) ⓘTA Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
2.7km (1.7 miles) ⓘTiger Paw Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
5.3km (3.3 miles) ⓘMB Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
6.1km (3.8 miles) ⓘRum North Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
6.3km (3.9 miles) ⓘVal Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
6.5km (4.1 miles) ⓘDW Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
6.6km (4.1 miles) ⓘRum South Prospect, 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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