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
Golden Center Gp
California · Nevada County
Unconfirmed Gold Past Producer Underground
Documented shaft evidence
Golden Center Mine
California · Nevada County
Unconfirmed Gold Past Producer
Documented shaft evidence
Golden Gate Gp
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Good Hope Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
Documented shaft evidence
Goodall Con
California · Nevada County
Unconfirmed Gold Past Producer Underground
Grant Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Green Mountain
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Hartery
California · Nevada County
Unconfirmed Gold Past Producer Underground
Houston Hill
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Hudson Bay Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Idaho - Maryland Mine
California · Nevada County
Unconfirmed Gold Past Producer
Documented shaft evidence
Independence Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Inkmargue Gp.
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Kentucky Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Kirkham
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Lamarque Con
California · Nevada County
Unconfirmed Gold Past Producer Underground
Historical mapped workings available
Le Duc
California · Nevada County
Unconfirmed Gold Past Producer Underground
Lucky Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
Mary Ann
California · Nevada County
Unconfirmed Gold Past Producer Underground
Massachusetts Hill Mine
California · Nevada County
Unconfirmed Gold Past Producer
Historical mapped workings available
New Ophir
California · Nevada County
Unconfirmed Gold Past Producer Mixed Underground/Surface
Historical mapped workings available
New York Hill Mine
California · Nevada County
Unconfirmed Gold Past Producer
Historical mapped workings available
Norambagua
California · Nevada County
Unconfirmed Gold Past Producer Underground
Northern Belle Qtz
California · Nevada County
Unconfirmed Gold Past Producer Underground
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.