Underground mines
9
New Idria Mining District
California · 9 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
- Mercury
Mines in this district
Alpine
California · San Benito County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Documented adit evidence
Aurora Mine
California · San Benito County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Historical mapped workings available
New Idria
California · San Benito County
Unconfirmed Mercury Producer Underground
Historical mapped workings available
New Idria - Creek Pit
California · San Benito County
Unconfirmed Mercury Producer Mixed Underground/Surface
Historical mapped workings available
New Idria - Molina Mine
California · San Benito County
Unconfirmed Mercury Past Producer Underground
Documented adit evidence
New Idria - San Carlos Mine
California · San Benito County
Unconfirmed Mercury Producer Mixed Underground/Surface
Historical mapped workings available
New Idria - Sulfur Spring
California · San Benito County
Unconfirmed Mercury Past Producer Underground
Historical mapped workings available
Picacho
California · San Benito County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Documented adit evidence
Wonder
California · San Benito County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Historical mapped workings available
Related districts
- Grass Valley · 63
- Nevada City · 39
- Ophir · 32
- East Shasta Copper-Zinc · 32
- French Gulch · 24
- New Almaden · 20
- East Mayacmas · 20
- West Shasta Copper-Zinc · 20
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.