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
Porcupine Creek Occurrence, Hope Mining District, Kenai Peninsula Borough, 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 Porcupine Creek Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:587641
Long-form Identifier:1:3:587641:9
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
2.1km (1.3 miles) ⓘPrimrose Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
4.0km (2.5 miles) ⓘPorcupine; Porcupine Gold Mining Co. Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
4.2km (2.6 miles) ⓘMizpah Ledge; Kennedy; Pullen; Davis Prospect, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
6.3km (3.9 miles) ⓘGrayson Lode, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
6.9km (4.3 miles) ⓘDevil Club Ledge; Lakeside Prospects, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
7.3km (4.5 miles) ⓘBrown Bear Prospect, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
8.5km (5.3 miles) ⓘBrewer Alaska; Brewster; Mile Seven; Sevenmile Prospect, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
9.1km (5.7 miles) ⓘPeak 5309 No. 2 Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
10.2km (6.3 miles) ⓘSeward Bonanza Gold Co.; Kenai Lode Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
10.8km (6.7 miles) ⓘMile Seven; Mile 7 1/2 Occurrence, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey
 
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