USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Esmeralda County
Constellation Claims
Unconfirmed Tungsten Mixed Underground / Surface 1 mapped adit
Key facts
- State
- Nevada
- County
- Esmeralda
- Development status
- Occurrence
- Mine type
- Mixed underground / surface
- Primary commodity
- Tungsten
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
Geology: Stringers of crystalline calcite cut crystalline calcite/marble. Entire ridge and surrounding area is skarn of varying intensity. Rock formation(s): Campeto
Additional documented workings
-
Adit
— documented in 1 source record.
USGS Historical Topographic Mine Features
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 1 adit symbol
- Adit : Miller Mountain , 1967
View individual source records (3)
Every underlying record used to build the summary above, for research/verification use.
-
Adit
Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field.
- 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: Occurrence
Commodities & minerals
Reported minerals
- Calcite
- Epidote
- Idocrase
- Scheelite
- Calcite
- Chert
- commodity:Molybdenum
- commodity:Tungsten
View all 11 reported minerals
- Calcite
- Epidote
- Idocrase
- Scheelite
- Calcite
- Chert
- commodity:Molybdenum
- commodity:Tungsten
- Epidote
- Scheelite
- Vesuvianite
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 adit symbols (1)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 428694
Supports:
- locality identity
- reported minerals (7)
A Mindat locality match does not by itself establish underground workings.
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Documented shaft evidence