Siskiyou County Library - Gold Mining History Digital Collection - Mine List With Brief History
Source - California State Mining Bureau. Report XIV of the State Mineralogist (1916). Used by permission.

Key to Mine Types
Clay Coal Copper Dredge Drift Gold-Quartz Gold-Hydraulic Lime Macadam
Marble Mineral Water QuickSilver Sandstone Silver Sluice Soapstone Ornamental Stone Talc