USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Nevada · Clark County
Boulder City Deposit
Unconfirmed Manganese Underground 2 mapped shafts
Key facts
- State
- Nevada
- County
- Clark
- Development status
- Occurrence
- Mine type
- Underground
- Primary commodity
- Manganese
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
Sec 23 24 T23S R64E Deposit: Owned by the city of boulder city nevada in 1975. Whitehead owned claims containing the deposit in 19?? unidentified manganese minerals in wad ore. Manganese is dispersed in pockets and lenses throu. Grade quantity matrix …
Additional documented workings
-
Shaft
— documented in 2 source records.
USGS Historical Topographic Mine Features
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 2 shaft symbols
- Shaft : Boulder City , 1958
- Shaft : Boulder City , 1958
View individual source records (4)
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. -
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: Occurrence
Operators / organizations
- Sr. Whitehead ( 1959 ) · Source-reported owner
Commodities & minerals
Reported minerals
- commodity:Iron
- commodity:Magnesite
- commodity:Manganese
- commodity:Silica
- commodity:Sulfur
- Gypsum
- Kaolinite
- Limonite
View all 11 reported minerals
- commodity:Iron
- commodity:Magnesite
- commodity:Manganese
- commodity:Silica
- commodity:Sulfur
- Gypsum
- Kaolinite
- Limonite
- Quartz
- Selenite
- Wad
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 (2)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 61487
Supports:
- locality identity
- reported minerals (11)
A Mindat locality match does not by itself establish underground workings.
Related underground mines
Virgin River Deposit
Nevada · Clark County
Unconfirmed Manganese Occurrence Mixed Underground/Surface