USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Lyon County
West Willys Group
Unconfirmed Silver Mixed Underground / Surface
Key facts
- State
- Nevada
- County
- Lyon
- Mining district
- Washington District
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Silver
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
Structure: Shear Zones Alteration: Silicification, Argillization Deposit: First production year: for silver about 1880 west willys group consist of 7 claims on both sides of an unnamed canyon 1/2 mi to 1 1/2 miles west of the east walker river, locat…
View individual source records (2)
Every underlying record used to build the summary above, for research/verification use.
- USGS MRDS working type: Surface/Underground
- MRDS work_type documents underground workings: Surface/Underground · work_type
Verification
Unconfirmed
Source records support underground workings, but UndergroundMines has not yet independently verified this mine.
Why it's listed
Source records document both underground and surface mining.
History & operations
Historical record
- Development status: Past Producer
Commodities & minerals
Reported minerals
- Barite
- Epidote
- Quartz
- Sericite
- Argentite
- Chalcocite
- Chalcopyrite
- Chrysocolla
View all 30 reported minerals
- Barite
- Epidote
- Quartz
- Sericite
- Argentite
- Chalcocite
- Chalcopyrite
- Chrysocolla
- Galena
- Pitchblende
- Torbernite
- Acanthite
- Baryte
- Chalcocite
- Chalcopyrite
- Chrysocolla
- commodity:Copper
- commodity:Silver
- commodity:Uranium
- Epidote
- Galena
- Kasolite
- Muscovite
- Pitchblende
- Pyrite
- Quartz
- Quartz-monzonite
- Sericite
- Torbernite
- Uraninite
Access & recent conditions
- Land
- unknown
Community reports
No community field reports yet.
I Visited This MineSources & evidence
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 61808
Supports:
- locality identity
- reported minerals (19)
A Mindat locality match does not by itself establish underground workings.
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