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
Snow Bird Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA


Locality type:Prospect
Classification
Species:Calcite
Formula:CaCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Snow Bird Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:589672
Long-form Identifier:1:3:589672:1
GUID (UUID V4):0
Nearest other occurrences of Calcite
0.8km (0.5 miles) ⓘWestover Mine, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
7.5km (4.6 miles) ⓘUnnamed Prospect (ARDF - MC156; south of lower Glacier Creek), Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
7.5km (4.6 miles) ⓘRadovan; Low Contact Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
9.0km (5.6 miles) ⓘRadovan; Greenstone claims Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
10.5km (6.5 miles) ⓘUnnamed Occurrence (ARDF - MC148; on Chitistone Mountain), Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
11.4km (7.1 miles) ⓘUnnamed Occurrence (ARDF - MC170; north of upper Eagle Creek), Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
11.5km (7.2 miles) ⓘNikolai Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
17.0km (10.6 miles) ⓘGreen Butte Mine, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
21.1km (13.1 miles) ⓘIndependence Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
21.6km (13.4 miles) ⓘJumbo Mine, Kennecott, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey
 
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