USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Clark County
Double Standard Mine
Unconfirmed Silver Underground
Key facts
- State
- Nevada
- County
- Clark
- Mining district
- Crescent
- Development status
- Past Producer
- Mine type
- Underground
- Primary commodity
- Silver
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
Sed 31 T27S R61E. Gold silver copper lead Structure: Late Tert And Recent Normal Faults Deposit type: Polymetallic veins Geology: The ore is in quartz lenses 4 to 10 inches wide within a shear zone 20 feet wide.
View individual source records (2)
Every underlying record used to build the summary above, for research/verification use.
- USGS MRDS working type: Underground
- MRDS work_type documents underground workings: Underground · work_type
Verification
Unconfirmed
Source records support underground workings, but UndergroundMines has not yet independently verified this mine.
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
- Chalcopyrite
- Galena
- Tetrahedrite
- Baryte
- Chalcopyrite
- commodity:Copper
- commodity:Gold
- commodity:Lead
View all 14 reported minerals
- Chalcopyrite
- Galena
- Tetrahedrite
- Baryte
- Chalcopyrite
- commodity:Copper
- commodity:Gold
- commodity:Lead
- commodity:Silver
- Galena
- Gneiss
- Pyrargyrite
- Quartz
- Tetrahedrite Subgroup
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: 61324
Supports:
- locality identity
- reported minerals (11)
A Mindat locality match does not by itself establish underground workings.
Related underground mines
Cumberland Group
Nevada · Clark County
Unconfirmed Gold Past Producer Underground
Big Tiger Prospect
Nevada · Clark County
Unconfirmed Silver Occurrence Underground
Historical mapped workings available
Calavada Group
Nevada · Clark County
Unconfirmed Gold Occurrence Mixed Underground/Surface
Colonel Sellers
Nevada · Clark County
Unconfirmed Gold Occurrence Underground