U.S. Geological Survey Photographic Library
ID. Gilbert, G.K. 3240
Tailings from hydraulic mining, Shady, near Patterson. The tailings were deposited in the creek valley as an alluvial fan, and were afterward partly eroded. Trees buried by the gravels were killed, but their stumps remained erect. Nevada County, California. 1909.
Image file: /htmlorg/lpb198/land/ggk03240.jpg