USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Arizona · Pima County
Senator Morgan Mine
Unconfirmed Copper Mixed Underground / Surface
Key facts
- State
- Arizona
- County
- Pima
- Mining district
- Pima District
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Copper
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
‡Ref.: Ransome, F.L. (1922) Ore deposits of the Sierrita Mountains, Pima County, Arizona, in Contributions to Economic Geology (Short Papers and Preliminary Reports), 1921 - Part I.--Metals and Nonmetals except Fuels: U.S. Geological Survey Bulletin 7…
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 13 shaft symbols
- 1 adit symbol
View individual source records (2)
Every underlying record used to build the summary above, for research/verification use.
- USGS MRDS working type: Surface/Underground
- MRDS work_type documents underground workings: Surface/Underground · work_type
Verification
Unconfirmed
Source records support underground workings, but UndergroundMines has not yet independently verified this mine.
Why it's listed
Source records document both underground and surface mining.
History & operations
Historical record
- Development status: Past Producer
Operators / organizations
- Baxter · Source-reported owner
Commodities & minerals
Reported minerals
- Chlorite
- Diopside
- Garnet
- Hedenbergite
- Quartz
- Tremolite
- Powellite
- Pyrite
View all 19 reported minerals
- Chlorite
- Diopside
- Garnet
- Hedenbergite
- Quartz
- Tremolite
- Powellite
- Pyrite
- Scheelite
- Chalcopyrite
- Chlorite Group
- Diopside
- Epidote
- Garnet Group
- Hedenbergite
- Powellite
- Pyrite
- Scheelite
- Tremolite
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 (13)
- mapped adit symbols (1)
Historical mapped features may no longer exist.
Arizona Geological Survey / ADMMR
Type: Historical mine documents
Record: 1 historical document
Supports:
- historical mine identity
- historical mine documentation
Senator Morgan (1943)
Historical documentation does not imply current access or open workings.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 36271
Supports:
- locality identity
- reported minerals (10)
A Mindat locality match does not by itself establish underground workings.
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