USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Placer County
Unconfirmed Gold Underground
Mindat locality description
A former lode Au-Cu occurrence/mine located in the E½SE¼ sec. 33 and in the W½SW¼, 34, T15N, R9E, MDM, 1.5 km (0.9 mile) WNW of Colfax, in the headwaters area of Campbell Creek, on private land. Discovered in 1866. MRDS database stated accuracy for thi…
USGS historical topographic mapping. Features may no longer exist.
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.
USGS source data documents underground workings for this record.
No community field reports yet.
I Visited This MineType: Historical mine record
Supports:
Type: Historical mapped physical features
Dataset: DOI 10.5066/P9TAALR6
Supports:
Historical mapped features may no longer exist.
Type: Mineralogical locality database
Record: Mindat Locality: 85738
Supports:
A Mindat locality match does not by itself establish underground workings.
California · Placer County
Unconfirmed Gold Past Producer Underground
Documented shaft evidence
California · Placer County
Unconfirmed Gold Past Producer Mixed Underground/Surface
Historical mapped workings available
California · Placer County
Unconfirmed Gold Past Producer Underground
California · Placer County
Unconfirmed Gold Past Producer Underground