USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Placer County
Unconfirmed Copper Mixed Underground / Surface
Mindat locality description
A former Cu-Au occurrence/mine located in sec. 32, T13N, R9E, MDM, 1.4 km (0.9 mile) SW of Grizzly Bear House, on the Forest Hill Divide (6 miles E of Auburn). Owned by A.C. Shock. MRDS database stated accuracy for this location is 500 meters. Miner…
Every underlying record used to build the summary above, for research/verification use.
Unconfirmed
Source records support underground workings, but UndergroundMines has not yet independently verified this mine.
Source records document both underground and surface mining.
No community field reports yet.
I Visited This MineType: Historical mine record
Supports:
Type: Mineralogical locality database
Record: Mindat Locality: 85500
Supports:
A Mindat locality match does not by itself establish underground workings.
California · Placer County
Unconfirmed Gold Past Producer Underground
California · Placer County
Unconfirmed Copper Past Producer Mixed Underground/Surface
California · Placer County
Unconfirmed Copper Past Producer Underground
California · Placer County
Unconfirmed Copper Occurrence Underground