U.S. Geological Survey Photographic Library

ID. Gilbert, G.K. 2817

Badland topography, North San Juan. Altitude 1,800 feet. The material is decomposed granite, in situ, exposed by hydraulic mining. Compare 273-2737. Nevada County, California, n.d.

Badland topography, North San Juan. Altitude 1,800 feet. The material is decomposed granite, in situ, exposed by hydraulic mining. Compare 273-2737. Nevada County, California, n.d.

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