USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Lander County
Two Widows Claim
Unconfirmed Silver Underground
Key facts
- State
- Nevada
- County
- Lander
- Mining district
- Bullion
- Development status
- Past Producer
- Mine type
- Underground
- Primary commodity
- Silver
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
Structure: Deposit In Upper Plats Of Roberts Mtn Thrust Alteration: Sediments Have Been Pyrometasomitized To Hornfels And Calc-Silicate Skarn Adjacent To The Intrusive. Deposit: Veinlets, joint planes development consists of an incline sunk at 70 for…
Additional documented workings
-
Incline
— documented in 1 source record.
Mindat
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 20 shaft symbols
- 2 adit symbols
View individual source records (3)
Every underlying record used to build the summary above, for research/verification use.
-
Incline
Documented in Mindat locality data. Evidence: licate Skarn Adjacent To The Intrusive. Deposit: Veinlets, joint planes development consists of an incline sunk at 70 for...
- 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
- Chert
- commodity:Gold
- commodity:Silver
- Diorite
- Quartzite
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 (20)
- mapped adit symbols (2)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 430656
Supports:
- locality identity
- reported minerals (5)
A Mindat locality match does not by itself establish underground workings.
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Documented shaft evidence