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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Native Copper from
Napoleon Mine (Nepolean Mine), Telegraph City, Foothill Copper Belt, Calaveras County, California, USA


Locality type:Mine
Classification
Species:Native Copper
Formula:Cu
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Native Copper data
Locality Data:Click here to view Napoleon Mine (Nepolean Mine), Telegraph City, Foothill Copper Belt, Calaveras County, California, USA
Data Identifiers
Mindat Occurrence Record ID:100733
Long-form Identifier:1:3:100733:6
GUID (UUID V4):0
Nearest other occurrences of Native Copper
9.8km (6.1 miles) ⓘNorth Keystone Mine (Keystone Mine), Copperopolis Mines (Copperopolis group), Copperopolis, Foothill Copper Belt, Calaveras County, California, USA
10.1km (6.3 miles) ⓘUnion Mine, Copperopolis, Foothill Copper Belt, Calaveras County, California, USA
33.3km (20.7 miles) ⓘCaldwell Mine (Edna), Campo Seco, Campo Seco Mining District, Foothill Copper Belt, Calaveras County, California, USA
36.2km (22.5 miles) ⓘPenn Mine (Happy Jack; West Constellation; Satellite; Big Satellite; Hinkcley; Blue Jay; Meteor; Hecla; Little Satellite; Copper Hill; Penn Chemical Works; Campo Seco), Campo Seco, Campo Seco Mining District, Foothill Copper Belt, Calaveras County, California, USA
37.5km (23.3 miles) ⓘLancha Plana Mine, Camanche, Camanche Mining District, Calaveras County, California, USA
42.6km (26.4 miles) ⓘBig Oak Flat No. 1 Mine (Conrad Mine), Big Oak Flat, Big Oak Flat Mining District, East Belt, Tuolumne County, California, USA
48.1km (29.9 miles) ⓘNewton Mine (Newton Copper Mine; Jackson Mine), Sunnybrook, Pardee Mining District, Amador County, California, USA
76.3km (47.4 miles) ⓘCosumnes Copper Mine, Fair Play, Fairplay Mining District, El Dorado County, California, USA
86.0km (53.4 miles) ⓘCopper Queen I Mine, Mariposa, Bagby-Mariposa-Mount Bullion-Whitlock Mining District, Mariposa County, California, USA
93.9km (58.3 miles) ⓘPennsylvania Mine, Sugarloaf Mountain, Black Wonder Mining District, Santa Clara County, California, USA
References
Dana, Edward Salisbury; Dana, James Dwight (1892) A System of Mineralogy (6th ed.). John Wiley & Sons, Inc.
 
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