California Bureau of Mines

Siskiyou County Mines and Pocket Gold

Tolumne County, California Mines and Minerals

Sierra County, California Mines and Minerals

Yuba County, California Mines and Minerals

Shasta County, California Mines and Minerals

Nevada County, California Mines and Minerals

Mariposa County, California Mines and Minerals

Trinity County, California Mines and Minerals

Plumas County, California Mines and Minerals

Santa Barbara County, California Mines and Minerals

Placer County, California Mines and Minerals

San Bernadino County, California Mines and Minerals

San Diego County, California Mines and Minerals

Siskiyou County, California Mines and Minerals

Calaveras County, California Mines and Minerals

Inyo County, California Mines and Minerals

Lake County, California Mines and Minerals

Kern County, California Mines and Minerals

Mines and Minerals of Siskiyou County California

Gold Placer Mining in California

Placer Mining For Gold In California

Gold Dredging in California

Mines of Colusa, Glenn, Lake, Marin, Napa, Solano, Sanoma and Yolo Counties

Mines of Trinity County California