Mines of California

Copper Mines of California
- Engels Copper Mine (Plumas County)
- Napolean Mine (6 miles SW of Copperopolis, Calaveras County)
- Copperopolis History
- Copperopolis Town Square

Gold Mines of California
- Empire Mine State Historic Park (1850-1956)
- Argonaut Gold Mine(Jackson, Amador county)
- Golden Fleece Tunnel Mine (Placer County)
- Iron Mountain Mine / Richmond Mine (Shasta County)
- Kennedy Mine (Jackson, Amador County)
- Mesquite Mine (Glamis, Imperial County)
- Monte Cristo Gold Mine (Los Angeles County)
- North Star Mine (near Grass Valley)
- Map of Historic Gold Mines in California (PDF)
- Active Gold Mines in California
- California Geological Survey: Gold in California

Quicksilver / Cinnabar / Mercury Mines of California
- Helen Mercury Mine (Lake County)
- Hastings Mine (Solano County)
- Saint John's Mine (Solano County)
- California's Mercury Problem
- Mercury Mines are Polluting California's Waterways

Minerals Mined in California
PDF map on the Web site of the United States Geological Survey show the locations of many different types of mineral mines in California.

California State...
- California State Gem: Benitoite (PDF)
- California State Mineral: Gold (PDF)
- California State Rock: Serpentine (PDF)