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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Calcite from
California-Alaska; Falls Creek Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA


Locality type:Mine
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view California-Alaska; Falls Creek Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:577981
Long-form Identifier:1:3:577981:9
GUID (UUID V4):0
Nearest other occurrences of Calcite
1.0km (0.6 miles) ⓘSkeen-Lechner Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
2.0km (1.2 miles) ⓘEast Point Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
2.5km (1.6 miles) ⓘCrown Point; Kenai-Alaska Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
10.5km (6.5 miles) ⓘBrown Bear Prospect, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
13.0km (8.1 miles) ⓘPorcupine; Porcupine Gold Mining Co. Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
15.3km (9.5 miles) ⓘPrimrose Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
17.0km (10.5 miles) ⓘPorcupine Creek Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
18.2km (11.3 miles) ⓘSchoonover; Porcupine Quartz No. 1 Prospect, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
18.8km (11.7 miles) ⓘPeak 5309 No. 1 Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
19.3km (12.0 miles) ⓘJ and J 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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