Records
10
Ventura County Underground Mines
California · 10 underground-eligible records
Verified
0
Unconfirmed
10
With photos
0
Major commodities
- Gold · 7
- Boron-Borates · 3
Working types (source)
- Other / unspecified · 10
Mines in this county
Castac Mine
California
Unconfirmed Gold
Documented adit evidence
Columbus Mine
California
Unconfirmed Boron-Borates
Frazier Borax Mine
California
Unconfirmed Boron-Borates
Frazier Mine
California
Unconfirmed Gold
Long Dave Mine
California
Unconfirmed Gold
Documented adit evidence
Maule Mines
California
Unconfirmed Gold
Historical mapped workings available
Red Rock Claims
California
Unconfirmed Gold
Historical mapped workings available
Russell Mine
California
Unconfirmed Boron-Borates
Brown Mine
California
Unconfirmed Gold Mixed Underground/Surface
Esperanza Mine
California
Unconfirmed Gold Mixed Underground/Surface
Historical mapped workings available
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