USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Calaveras County
Unconfirmed Gold Underground
Mindat locality description
A former lode Au mine located in sec. 1, T6N, R13E, MDM, 1.1 km (0.7 mile) E of Bummerville (2½ miles E of West Point). MRDS database stated accuracy for this location is 500 meters. Mineralization is a narrow vein deposit hosted in granodiorite. Su…
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: Mineralogical locality database
Record: Mindat Locality: 75452
Supports:
A Mindat locality match does not by itself establish underground workings.
California · Calaveras County
Unconfirmed Gold Past Producer Underground
Documented adit evidence
California · Calaveras County
Unconfirmed Gold Past Producer Underground
California · Calaveras County
Unconfirmed Gold Past Producer Underground
Documented shaft evidence
California · Calaveras County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available