Abbott
California · Lake County
Unconfirmed Mercury Past Producer Underground
Historical mapped workings available
Underground Mercury Mines in California
202 underground-eligible catalog records with Mercury as a primary commodity in source data.
Top counties by record count
- San Luis Obispo County · 28
- Santa Clara County · 28
- San Benito County · 28
- Sonoma County · 23
- Lake County · 20
- Napa County · 15
- Merced County · 8
- Monterey County · 7
- Santa Barbara County · 6
- Kern County · 5
- Kings County · 5
- Trinity County · 4
Aetna
California · Napa County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Documented adit evidence
Aetna Extension
California · Napa County
Unconfirmed Mercury Occurrence Mixed Underground/Surface
Historical mapped workings available
Alpine
California · San Benito County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Documented adit evidence
Altoona Mine
California · Trinity County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Documented shaft/adit evidence
America Mine
California · Santa Clara County
Unconfirmed Mercury Past Producer
Historical mapped workings available
American
California · Santa Clara County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Historical mapped workings available
Anderson Springs
California · Lake County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Historical mapped workings available
Anita
California · Fresno County
Unconfirmed Mercury Past Producer
Documented adit evidence
Ann Belcher
California · Sonoma County
Unconfirmed Mercury Occurrence Underground
Arrambide Mine
California · Fresno County
Unconfirmed Mercury Past Producer Underground
Documented adit evidence
Aurora Mine
California · San Benito County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Historical mapped workings available
Bacon Consolidated
California · Sonoma County
Unconfirmed Mercury Past Producer
Historical mapped workings available
Baker
California · Lake County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Historical mapped workings available
Baxter
California · Lake County
Unconfirmed Mercury Past Producer Underground
Bella Oak
California · Napa County
Unconfirmed Mercury Past Producer Underground
Documented adit evidence
Bernal
California · Santa Clara County
Unconfirmed Mercury Past Producer Underground
Documented shaft/adit evidence
Bernard Property
California · El Dorado County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Documented adit evidence
Big Injun
California · Lake County
Unconfirmed Mercury Past Producer Underground
Documented adit evidence
Bitter Water
California · San Benito County
Unconfirmed Mercury Past Producer Mixed Underground/Surface
Documented adit evidence
Bitter Water Mine
California · San Benito County
Unconfirmed Mercury Past Producer
Documented adit evidence
Black Bear
California · Sonoma County
Unconfirmed Mercury Past Producer Underground
Buckeye
California · San Luis Obispo County
Unconfirmed Mercury Past Producer Underground
Historical mapped workings available
Buckeye
California · Sonoma County
Unconfirmed Mercury Past Producer Underground
Documented adit evidence