USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Arizona · Yuma County
Mcmahan Prospect
Mindat Confirmed Copper Underground
Key facts
- State
- Arizona
- County
- Yuma
- Mining district
- La Posa District
- Development status
- Occurrence
- Mine type
- Underground
- Primary commodity
- Copper
- Verification
- Mindat Confirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A Cu-Pb-Fe-Mo prospect with underground workings located in sec. 22, T10S, R18W, ¾ mile North of the Double Eagle shaft, near the southern tip of a low ridge on the West side of Coyote Wash, on federal land. Mineralization is ore zone 0.3 meters wid…
Additional documented workings
-
Shaft
— documented in 1 source record.
Mindat
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 1 shaft symbol
- 7 adit symbols
View individual source records (4)
Every underlying record used to build the summary above, for research/verification use.
-
Shaft
Documented in Mindat locality data. Evidence: rospect with underground workings located in sec. 22, T10S, R18W, ¾ mile North of the Double Eagle shaft, near the southern tip of a…
- USGS MRDS working type: Underground
- Documented in Mindat locality data. Evidence: A Cu-Pb-Fe-Mo prospect with underground workings located in sec. 22, T10S, R18W, ¾ mile North of the Double Eagle shaft, near the southern tip of a low ridge on the West sid…
- MRDS work_type documents underground workings: Underground · work_type
Verification
Mindat Confirmed
Mindat locality corroborates underground workings.
Why confirmed?
Mindat locality corroborates underground workings.
Why it's listed
USGS source data documents underground workings for this record.
History & operations
Historical record
- Development status: Occurrence
Commodities & minerals
Reported minerals
- Calcite
- Quartz
- Sericite
- Iron
- Wulfenite
- Calcite
- Muscovite
- Quartz
View all 10 reported minerals
- Calcite
- Quartz
- Sericite
- Iron
- Wulfenite
- Calcite
- Muscovite
- Quartz
- Sericite
- Wulfenite
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 (1)
- mapped adit symbols (7)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 51857
Supports:
- locality identity
- reported minerals (5)
- underground workings
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