USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Arizona · Cochise County
San Diego Mine
Unconfirmed Lead Underground
Key facts
- State
- Arizona
- County
- Cochise
- Mining district
- Tombstone District
- Development status
- Producer
- Mine type
- Underground
- Primary commodity
- Lead
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A former small underground Pb-Ag-Au-Cu occurrence/mine located in East-central sec. 13, T20S, R22E and sec. 18, T20S, R23E, G&SRM, about a ¼ mile SE of the Tombstone Extension Mine, 1½ miles SE of Tombstone, on private land. Owned at times, or in part,…
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 5 shaft symbols
View individual source records (2)
Every underlying record used to build the summary above, for research/verification use.
- 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: Producer
Commodities & minerals
Reported minerals
- Galena
- Silver
- Anglesite
- Augite
- Calcite
- Caledonite
- Cerussite
- Chalcedony
View all 36 reported minerals
- Galena
- Silver
- Anglesite
- Augite
- Calcite
- Caledonite
- Cerussite
- Chalcedony
- Chalcopyrite
- Chlorargyrite
- commodity:Copper
- commodity:Gold
- commodity:Lead
- commodity:Silver
- Covellite
- Cryptomelane
- Dolomite
- Galena
- Hematite
- Hemimorphite
- Jarosite
- Limonite
- Malachite
- Manganese Dendrites
- Manganese Oxides
- Mimetite
- Phosphohedyphane
- Pyrite
- Quartz
- Quartzite
- Rosasite
- Sandstone
- Shale
- Silver-bearing Galena
- Slag
- 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 (5)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 32995
Supports:
- locality identity
- reported minerals (34)
A Mindat locality match does not by itself establish underground workings.
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