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 - MH283; northwest of the terminus of Chistochina Glacier), Chistochina Mining District, Southeast Fairbanks 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 - MH283; northwest of the terminus of Chistochina Glacier), Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:593174
Long-form Identifier:1:3:593174:3
GUID (UUID V4):0
Nearest other occurrences of Chalcopyrite
0.6km (0.3 miles) ⓘUnnamed Occurrence (ARDF - MH275; on divide between Chistochina Glacier and West Fork Chistochina glacier), Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
1.4km (0.9 miles) ⓘUnnamed Occurrence (ARDF - MH285; northwest of Chistochina Glacier), Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
2.0km (1.3 miles) ⓘUnnamed Occurrence (ARDF - MH276; east of glacier at the head of West Fork Chistochina River), Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
2.5km (1.5 miles) ⓘUnnamed Occurrence (ARDF - MH287; west of the terminus of Chistochina Glacier), Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
4.6km (2.9 miles) ⓘUnnamed Occurrence (ARDF - MH294; northeast of Slate Creek), Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
5.1km (3.2 miles) ⓘUnnamed Occurrence (ARDF - MH289; near the mouth of Slate Creek), Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
5.3km (3.3 miles) ⓘMiller Gulch Mine, Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
5.8km (3.6 miles) ⓘUnnamed Occurrence (ARDF - MH271; near the glacier at the head of the West Fork Chistochina River), Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
6.9km (4.3 miles) ⓘUnnamed Occurrence (ARDF - MH315; west of Powell Gulch northeast of peak 5950), Chistochina Mining District, Southeast Fairbanks Census Area, Alaska, USA
7.5km (4.7 miles) ⓘUnnamed Prospect (ARDF - MH273; near terminus of glacier at head of West Fork Chistochina River), Chistochina 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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