Grass Valley, CA Copper Mines
Copper Mines in Grass Valley, California
| Mine |
Owner |
Land Status |
Work Type |
Minerals |
| Allison Ranch Qtz. |
|
|
Underground |
Copper |
| Boundary |
|
|
Unknown |
Copper |
| Brunswick |
|
|
Underground |
Copper |
| Crown Point Con. Qtz. |
|
|
Underground |
Copper |
| Empire Mines Co. |
|
|
Underground |
Copper |
| Eureka Gold Qtz |
|
|
Underground |
Copper |
| Glennan |
|
Unknown |
|
Copper |
| Golden Center |
|
Unknown |
|
Copper |
| Golden Center Gp |
|
|
Underground |
Copper |
| Great Bear |
|
|
|
Copper |
| Green Mountain |
|
Unknown |
|
Copper |
| Idaho - Maryland |
|
|
Surface/Underground |
Copper |
| Idaho Maryland |
Emperor Gold Corp. |
Unknown |
|
Copper |
| Jordan |
|
|
|
Copper |
| Mcdonald Ranch |
|
|
|
Copper |
| Mcdonald Ranch |
|
|
|
Copper |
| Patty Craney |
|
|
|
Copper |
| Patty Craney |
|
Unknown |
|
Copper |
| Pioneer |
|
|
Underground |
Copper |
| Spring Hill |
|
|
Underground |
Copper |
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