Underground mines
63
Grass Valley Mining District
California · 63 underground-eligible mines · USGS MRDS district assignment
Verified
0
Relationship confidence
AUTHORITATIVE (USGS dep_id)
District overview
Mining district documented in USGS MRDS for underground-eligible catalog records.
Major commodities
- Gold
Mines in this district
Alaska
California · Nevada County
Unconfirmed Gold Past Producer Underground
Allison Ranch Mine
California · Nevada County
Unconfirmed Gold Past Producer
Alpha Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Belle Union
California · Nevada County
Unconfirmed Gold Past Producer Underground
Ben Franklin
California · Nevada County
Unconfirmed Gold Past Producer Underground
Black Hawk Ext.
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Brunswick
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Bullion Con
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Cassidy Cons. Qtz.
California · Nevada County
Unconfirmed Gold Past Producer Mixed Underground/Surface
Historical mapped workings available
Centennial
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Central North Star
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Cincinnatti Hill Qtz.
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Coe Mines
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Conlon
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Crown Point Con. Qtz.
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Daisy Hill
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Dakota Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Defiance Qtz.
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Diamond
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Diamond - Bullion - Alaska
California · Nevada County
Unconfirmed Gold Past Producer
Empire - North Star Mine
California · Nevada County
Unconfirmed Gold Past Producer
Historical mapped workings available
Empire West
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Eureka Gold Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Gold Hill Mine
California · Nevada County
Unconfirmed Gold Past Producer
Historical mapped workings available
Related districts
- Nevada City · 39
- Ophir · 32
- East Shasta Copper-Zinc · 32
- French Gulch · 24
- New Almaden · 20
- East Mayacmas · 20
- West Shasta Copper-Zinc · 20
- Mother Lode Belt · 19
Sources
- USGS Mineral Resources Data System (MRDS) — District assignment from USGS MRDS Districts table joined by dep_id.
No district boundary polygons are shown. Membership is not inferred from map proximity.