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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Pyrrhotite from
Mt. Eielson prospects (Copper Mountain prospects), Kantishna Mining District, Denali Borough, Alaska, USA


Locality type:Prospect
Classification
Species:Pyrrhotite
Formula:Fe1-xS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrrhotite data
Locality Data:Click here to view Mt. Eielson prospects (Copper Mountain prospects), Kantishna Mining District, Denali Borough, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:586209
Long-form Identifier:1:3:586209:2
GUID (UUID V4):0
Nearest other occurrences of Pyrrhotite
14.7km (9.2 miles) ⓘUnnamed Occurrence (ARDF - MM154; upper East Fork of Clearwater Creek), Kantishna Mining District, Denali Borough, Alaska, USA
15.3km (9.5 miles) ⓘUnnamed Occurrence (ARDF - MM155; upper East Fork of Clearwater Creek), Kantishna Mining District, Denali Borough, Alaska, USA
15.9km (9.9 miles) ⓘTwin Hills Prospect, Kantishna Mining District, Denali Borough, Alaska, USA
30.7km (19.1 miles) ⓘMagnet; Old Sourdough Prospects, Kantishna Mining District, Denali Borough, Alaska, USA
31.1km (19.3 miles) ⓘHumboldt Mine, Kantishna Mining District, Denali Borough, Alaska, USA
32.0km (19.9 miles) ⓘGreenback; Terminus Prospects, Kantishna Mining District, Denali Borough, Alaska, USA
32.6km (20.2 miles) ⓘWhite Hawk Prospect, Kantishna Mining District, Denali Borough, Alaska, USA
32.9km (20.5 miles) ⓘIron Dome Occurrence, Kantishna Mining District, Denali Borough, Alaska, USA
35.8km (22.2 miles) ⓘLast Chance; Caribou Mine, Kantishna Mining District, Denali Borough, Alaska, USA
35.9km (22.3 miles) ⓘCopper Lode Prospect, Kantishna Mining District, Denali Borough, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey
 
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