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
Peak 5309 No. 2 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 Peak 5309 No. 2 Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:587284
Long-form Identifier:1:3:587284:8
GUID (UUID V4):0
Nearest other occurrences of Arsenopyrite
9.1km (5.7 miles) ⓘPorcupine Creek Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
10.6km (6.6 miles) ⓘPrimrose Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
10.9km (6.8 miles) ⓘPorcupine; Porcupine Gold Mining Co. Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
12.4km (7.7 miles) ⓘMizpah Ledge; Kennedy; Pullen; Davis Prospect, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
13.9km (8.6 miles) ⓘGrayson Lode, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
14.2km (8.8 miles) ⓘBrown Bear Prospect, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
14.6km (9.1 miles) ⓘDevil Club Ledge; Lakeside Prospects, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
15.2km (9.4 miles) ⓘSeward Bonanza Gold Co.; Kenai Lode Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
15.8km (9.8 miles) ⓘBrewer Alaska; Brewster; Mile Seven; Sevenmile Prospect, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
18.0km (11.2 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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