USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Arizona · Pinal County
Black Jewel Claim
Unconfirmed Manganese Mixed Underground / Surface
Key facts
- State
- Arizona
- County
- Pinal
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Manganese
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A former surface and underground Mn mine located in sec. 13, T8S, R5E, about 1¾ miles S of Chuichu, and about 12 miles W of Eloy, on Indian Reservation land. Discovered in 1955 and produced 1955-1956 by Bethel I. Richardson, Ernest Wilkinson, and Leona…
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 2 shaft symbols
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
Commodities & minerals
Reported minerals
- Hematite
- Psilomelane
- Hematite
- Psilomelane
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: 130441
Supports:
- locality identity
- reported minerals (2)
A Mindat locality match does not by itself establish underground workings.
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