USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Mineral County
Last Hope Mine
Unconfirmed Gold Underground 3 mapped shafts
Key facts
- State
- Nevada
- County
- Mineral
- Development status
- Past Producer
- Mine type
- Underground
- Primary commodity
- Gold
- Verification
- Unconfirmed
Also known as
- Green Shaft
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
Deposit: Joint plane near contact of andesite and rhyolite Deposit type: Epithermal vein, Comstock Development: In 1913, the company was doing development work and had shipped 7 tons ore. A small lot of siliceous ore was shipped in 1921. Ore(s): Join…
Additional documented workings
-
Shaft
— documented in 1 source record.
USGS Historical Topographic Mine Features
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 3 shaft symbols
- Shaft : Allen Springs , 1951
View individual source records (3)
Every underlying record used to build the summary above, for research/verification use.
-
Shaft
Mapped on historical USGS topographic data (Mine Shaft). Historical map features may no longer exist in the field.
- 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
- Calcite
- Gypsum
- Pyrite
- Quartz
- Cerargyrite
- Gold
- Hematite
- Specularite
View all 22 reported minerals
- Calcite
- Gypsum
- Pyrite
- Quartz
- Cerargyrite
- Gold
- Hematite
- Specularite
- Andesite
- Calcite
- Chlorargyrite
- commodity:Gold
- commodity:Iron
- commodity:Lead
- commodity:Silver
- commodity:Zinc
- Gypsum
- Hematite
- Native Gold
- Pyrite
- Quartz
- Specularite
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 (3)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 431745
Supports:
- locality identity
- reported minerals (14)
A Mindat locality match does not by itself establish underground workings.
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