USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Sierra County
Unconfirmed Gold Underground
Mindat locality description
A former lode Au occurrence/mine located in sec. 26, T20N, R10E, MDM, 1.4 km (0.8 mile) NNE of Downieville (adjoins the Downieville townsite on the N), along the W canyon wall of the Downie River, on National Forest land. MRDS database stated accuracy …
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: 93109
Supports:
A Mindat locality match does not by itself establish underground workings.
California · Sierra County
Unconfirmed Gold Past Producer Underground
California · Sierra County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
California · Sierra County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
California · Sierra County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available