Apache Mine
California · Kern County
Unconfirmed Copper Past Producer
Historical mapped workings available
Underground Copper Mines in California
514 underground-eligible catalog records with Copper as a primary commodity in source data.
Top counties by record count
- San Bernardino County · 90
- Shasta County · 84
- Siskiyou County · 37
- Inyo County · 33
- Plumas County · 27
- Mariposa County · 26
- Calaveras County · 22
- Nevada County · 22
- Kern County · 17
- Riverside County · 16
- Fresno County · 15
- Amador County · 13
Archer
California · Sonoma County
Unconfirmed Copper Past Producer Underground
Argus-Sterling
California · Inyo County
Unconfirmed Copper Past Producer
Documented shaft/adit evidence
Arpa Group
California · Shasta County
Unconfirmed Copper Producer
Arps Group
California · Shasta County
Unconfirmed Copper Past Producer Underground
Aurora
California · Del Norte County
Unconfirmed Copper Occurrence Underground
Ayer
California · Yuba County
Unconfirmed Copper Occurrence Underground
B. Copper Prospect
California · Kern County
Unconfirmed Copper Occurrence Underground
Documented shaft evidence
Bach
California · Madera County
Unconfirmed Copper Past Producer Underground
Backbone
California · Shasta County
Unconfirmed Copper Past Producer Underground
Badders
California · Fresno County
Unconfirmed Copper Occurrence Underground
Bagdad-Chase Mine
California · San Bernardino County
Unconfirmed Copper Plant
Historical mapped workings available
Balaklala
California · Shasta County
Unconfirmed Copper Past Producer Underground
Historical mapped workings available
Balaklava Mine
California · Shasta County
Unconfirmed Copper Past Producer
Bald Eagle
California · Shasta County
Unconfirmed Copper Occurrence Underground
Barnes
California · Plumas County
Unconfirmed Copper Occurrence Underground
Baxter Winthrope
California · Shasta County
Unconfirmed Copper Past Producer Mixed Underground/Surface
Bear Mountain
California · Siskiyou County
Unconfirmed Copper Occurrence Underground
Beardsley Mine
California · Plumas County
Unconfirmed Copper Past Producer
Documented shaft/adit evidence
Beardsley Mine
California · Plumas County
Unconfirmed Copper Past Producer Underground
Documented shaft/adit evidence
Beehive
California · San Diego County
Unconfirmed Copper Occurrence Underground
Bell Prince
California · Calaveras County
Unconfirmed Copper Occurrence Underground
Historical mapped workings available
Belt Mine
California · Riverside County
Unconfirmed Copper Past Producer
Berkeley Prospect
California · Nevada County
Unconfirmed Copper Past Producer Underground