USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Lyon County
Blue Jay Mine
Unconfirmed Copper Mixed Underground / Surface
Key facts
- State
- Nevada
- County
- Lyon
- Mining district
- Yerington
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Copper
- Verification
- Unconfirmed
Also known as
- NBMG # 4239
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
4 miles east of Yerington. Structure: Faulting Alteration: Argillization, Sericitization (Large Amount ) Deposit: Metasomatic vein new copper king claims may cover this area sample site # 4239 15,000 cu ??? 200 W ???? ; info.src : 1 pub lit Develo…
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 9 shaft symbols
- 10 adit symbols
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
- Chlorite
- Brochantite
- Chalcopyrite
- Brochantite
- Chalcopyrite
- Chalcosiderite
- Chlorite Group
- commodity:Copper
View all 14 reported minerals
- Chlorite
- Brochantite
- Chalcopyrite
- Brochantite
- Chalcopyrite
- Chalcosiderite
- Chlorite Group
- commodity:Copper
- Copper Stain
- Cornetite
- Diorite
- Libethenite
- Pseudomalachite
- Sampleite
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 (9)
- mapped adit symbols (10)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 61154
Supports:
- locality identity
- reported minerals (11)
A Mindat locality match does not by itself establish underground workings.
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