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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Arsenopyrite from
RC Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA


Locality type:Occurrence
Classification
Species:Arsenopyrite
Formula:FeAsS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view RC Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:588181
Long-form Identifier:1:3:588181:9
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
1.6km (1.0 miles) ⓘRC East Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
2.6km (1.6 miles) ⓘUnnamed Occurrence (ARDF - MH253; near peak 7360), Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
2.6km (1.6 miles) ⓘUnnamed Occurrence (ARDF - MH256; north of Kimball Glacier), Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
3.2km (2.0 miles) ⓘUnnamed Occurrence (ARDF - MH248; southwest of the head of Snowslide Creek), Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
3.2km (2.0 miles) ⓘUnnamed Occurrence (ARDF - MH257; northeast of peak 7360), Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
13.2km (8.2 miles) ⓘPGX Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
19.5km (12.1 miles) ⓘDD North Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
20.0km (12.4 miles) ⓘDDY Occurrence, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
21.2km (13.2 miles) ⓘDD South Prospect, Tok Mining District, Southeast Fairbanks Census Area, Alaska, USA
27.0km (16.8 miles) ⓘRum North 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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