USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Eureka County
California Tunnel
Mindat Confirmed Silver Underground
Key facts
- State
- Nevada
- County
- Eureka
- Mining district
- Eureka District
- Development status
- Past Producer
- Mine type
- Underground
- Primary commodity
- Silver
- Verification
- Mindat Confirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
Structure: Northeast-Striking Transverse Faults More Abundant Alteration: Local Silicification Deposit: Replacement orebodies in fractured zones of dolomite worked intermitantly from 1879 to 1917, 3,378 ton of ore valued at $108,644 were produced (no…
Additional documented workings
-
Tunnel
— documented in 1 source record.
Mindat
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 23 shaft symbols
- 39 adit symbols
View individual source records (3)
Every underlying record used to build the summary above, for research/verification use.
-
Tunnel
Documented in Mindat locality data. Evidence: Structure: Northeast-Striking Transverse Faults More Abundant Alteration: Local Silicification Deposit: Replacement orebodies in frac…
- Derived from MRDS oper_type (existing operation): Underground
- MRDS oper_type documents existing underground operation (dev_stat=Past Producer): Underground · oper_type
Verification
Mindat Confirmed
Mindat locality corroborates underground workings.
Why confirmed?
Mindat locality corroborates underground workings.
Why it's listed
USGS source data documents underground workings for this record.
History & operations
Historical record
- Development status: Past Producer
Commodities & minerals
Reported minerals
- Anglesite
- commodity:Copper
- commodity:Gold
- commodity:Lead
- commodity:Silver
- Dolostone
Access & recent conditions
- Land
- unknown
Community reports
No community field reports yet.
I Visited This MineSources & evidence
USGS Historical Topographic Mine Features
Type: Historical mapped physical features
Dataset: DOI 10.5066/P9TAALR6
Supports:
- mapped shaft symbols (23)
- mapped adit symbols (39)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 60729
Supports:
- locality identity
- reported minerals (6)
- underground workings
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