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
Radovan; Greenstone claims 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 Radovan; Greenstone claims Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:588019
Long-form Identifier:1:3:588019:5
GUID (UUID V4):0
Nearest other occurrences of Calcite
2.7km (1.7 miles) ⓘRadovan; Low Contact Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
2.8km (1.7 miles) ⓘUnnamed Prospect (ARDF - MC156; south of lower Glacier Creek), Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
8.2km (5.1 miles) ⓘWestover Mine, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
9.0km (5.6 miles) ⓘSnow Bird Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
9.3km (5.8 miles) ⓘUnnamed Occurrence (ARDF - MC170; north of upper Eagle Creek), Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
10.2km (6.3 miles) ⓘUnnamed Occurrence (ARDF - MC148; on Chitistone Mountain), Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
17.7km (11.0 miles) ⓘNikolai Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
22.2km (13.8 miles) ⓘUnnamed Occurrence (ARDF - MC096; east of lower Nizina Glacier), Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
23.0km (14.3 miles) ⓘGreen Butte Mine, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
23.3km (14.5 miles) ⓘUnnamed Occurrence (ARDF - MC095; east of lower Nizina Glacier), 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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