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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Cuprite from
Erickson; Erickson and Madden Mine, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA


Locality type:Mine
Classification
Species:Cuprite
Formula:Cu2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Cuprite data
Locality Data:Click here to view Erickson; Erickson and Madden Mine, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:580232
Long-form Identifier:1:3:580232:6
GUID (UUID V4):0
Nearest other occurrences of Cuprite
5.6km (3.5 miles) ⓘRadovan; Greenstone claims Prospect, Nizina Mining District, Valdez-Cordova Census Area, Alaska, USA
43.1km (26.8 miles) ⓘUnnamed Prospect (ARDF - MC105; head of Sheep Creek), Chisana Mining District, Valdez-Cordova Census Area, Alaska, USA
56.2km (34.9 miles) ⓘUnnamed Occurrence (ARDF - MC008; near head of Geohenda Creek), Chisana Mining District, Valdez-Cordova Census Area, Alaska, USA
97.8km (60.8 miles) ⓘGood Enough Prospect, Chistochina Mining District, Valdez-Cordova Census Area, Alaska, USA
99.2km (61.6 miles) ⓘHomestake and New Home Prospect, Chistochina 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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