Records
61
Trinity County Underground Mines
California · 61 underground-eligible records
Verified
0
Unconfirmed
61
With photos
0
Major commodities
- Gold · 41
- Copper · 5
- Chromium · 4
- Mercury · 4
- Silica · 3
- Manganese · 2
- Calcium · 2
Working types (source)
- Other / unspecified · 42
- Underground · 14
- Mixed Underground/Surface · 5
Related mining districts
- Deadwood · 5
Mines in this county
Blue Jacket
California
Unconfirmed Gold
Brown Bear Mine
California
Unconfirmed Gold
Historical mapped workings available
Cinderella
California
Unconfirmed Copper
Eureka Group
California
Unconfirmed Copper
Golden Chest
California
Unconfirmed Gold
Documented adit evidence
Island Mountain
California
Unconfirmed Copper
Documented shaft/adit evidence
Jackson and Carter
California
Unconfirmed Gold
Jacoby
California
Unconfirmed Gold
Laurel
California
Unconfirmed Gold
Historical mapped workings available
Mason and Thayer
California
Unconfirmed Gold
Documented adit evidence
North Star
California
Unconfirmed Gold
Historical mapped workings available
Ridgeway
California
Unconfirmed Gold
Historical mapped workings available
Shasta Lily Mine
California
Unconfirmed Mercury
Smith
California
Unconfirmed Gold
Altoona Mine
California
Unconfirmed Mercury Mixed Underground/Surface
Documented shaft/adit evidence
Blue Jacket
California
Unconfirmed Gold
Bonanza King
California
Unconfirmed Gold
Documented adit evidence
Boomer
California
Unconfirmed Gold
Documented adit evidence
Brown Bear
California
Unconfirmed Gold
Historical mapped workings available
Chanchelulla Prospect
California
Unconfirmed Gold Mixed Underground/Surface
Dorleska
California
Unconfirmed Gold
Documented adit evidence
Double A.Mine
California
Unconfirmed Silica
Fairview
California
Unconfirmed Gold
Five Pines
California
Unconfirmed Gold
Documented adit evidence
Exact protected coordinates are never shown on county pages. Report a page issue