(Facility) Inyo Copper Mines and Smelter Co.
California · Inyo County
Unconfirmed Copper Plant
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
- Nevada County · 22
- Calaveras County · 22
- Kern County · 17
- Riverside County · 16
- Fresno County · 15
- Amador County · 13
A. C. Smith
California · Mariposa County
Unconfirmed Copper Past Producer Underground
Documented adit evidence
Ackers
California · Fresno County
Unconfirmed Copper Occurrence Underground
Afterthought
California · Shasta County
Unconfirmed Copper Past Producer Underground
Historical mapped workings available
Akere Group
California · Shasta County
Unconfirmed Copper Producer
Akers Group
California · Shasta County
Unconfirmed Copper Past Producer Underground
Alabaster Cave
California · El Dorado County
Unconfirmed Copper Past Producer Underground
Alexander
California · Mono County
Unconfirmed Copper Past Producer Underground
Documented adit evidence
Algol Mine Argall?
California · Placer County
Unconfirmed Copper Past Producer Underground
Allured
California · San Bernardino County
Unconfirmed Copper Past Producer Underground
Historical mapped workings available
Allured Copper Mine
California · San Bernardino County
Unconfirmed Copper Past Producer
Historical mapped workings available
Alma
California · Alameda County
Unconfirmed Copper Past Producer Underground
Alta
California · Del Norte County
Unconfirmed Copper Past Producer
Historical mapped workings available
Alta
California · Del Norte County
Unconfirmed Copper Past Producer Underground
Historical mapped workings available
Amazon
California · San Bernardino County
Unconfirmed Copper Past Producer Underground
Historical mapped workings available
Amazon
California · San Bernardino County
Unconfirmed Copper Past Producer
Historical mapped workings available
American
California · Inyo County
Unconfirmed Copper Past Producer
American Eagle
California · San Bernardino County
Unconfirmed Copper Past Producer Underground
Documented shaft/adit evidence
American Eagle
California · Mariposa County
Unconfirmed Copper Past Producer Mixed Underground/Surface
Historical mapped workings available
American Girl
California · Shasta County
Unconfirmed Copper Past Producer
Americus
California · Shasta County
Unconfirmed Copper Occurrence Underground
Anderson
California · Riverside County
Unconfirmed Copper Occurrence Underground
Documented shaft evidence
Antelope
California · San Benito County
Unconfirmed Copper Past Producer Underground
Anton and Pabst
California · Inyo County
Unconfirmed Copper Past Producer Underground