USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Arizona · Greenlee County
Brunswick Mine
Unconfirmed Copper Underground
Key facts
- State
- Arizona
- County
- Greenlee
- Mining district
- Copper Mountain District
- Development status
- Producer
- Mine type
- Underground
- Primary commodity
- Copper
- Verification
- Unconfirmed
Also known as
- Stevens Lease, Stevens Group Mine
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A former underground Cu mine located in the SE¼ sec. 28 and in the NE¼ sec. 33, T3S, R29E, in Garfield Gulch, ¼ mile above the mouth, 6½ miles NW of Clifton, on private land. This property is comprised of 2 patented claims (Stella, Little Stella). Disc…
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 4 shaft symbols
- 52 adit 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
Operators / organizations
- Harles E Stevens Jr · Historical operator
- Phelps Dodge Corp., Morenci Branch ) · Source-reported owner
Commodities & minerals
Reported minerals
- Chalcocite
- Chalcopyrite
- Chrysocolla
- Cuprite
- Malachite
- Pyrite
- Chalcocite
- Chalcopyrite
View all 12 reported minerals
- Chalcocite
- Chalcopyrite
- Chrysocolla
- Cuprite
- Malachite
- Pyrite
- Chalcocite
- Chalcopyrite
- Chrysocolla
- Cuprite
- Malachite
- Pyrite
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 (4)
- mapped adit symbols (52)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 131503
Supports:
- locality identity
- reported minerals (6)
A Mindat locality match does not by itself establish underground workings.
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