USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Arizona · Graham County
Voelckel Claims
Mindat Confirmed Manganese Underground
Key facts
- State
- Arizona
- County
- Graham
- Development status
- Occurrence
- Mine type
- Underground
- Primary commodity
- Manganese
- Verification
- Mindat Confirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A group of manganese claims with underground workings located in secs. 7 & 18, T4S, R24E, 4½ miles NE of Fort Thomas, at 3,800 feet of altitude on the western slopes of the Gila Mountains, on BLM-administered land. Discovered by Louis Voelckel in 1914…
View individual source records (3)
Every underlying record used to build the summary above, for research/verification use.
- USGS MRDS working type: Underground
- Documented in Mindat locality data. Evidence: A group of manganese claims with underground workings located in secs. 7 & 18, T4S, R24E, 4½ miles NE of Fort Thomas, at 3,800 feet of altitude on the western slopes of the…
- 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
- Manganite
- Psilomelane
- Calcite
- Manganite
- Psilomelane
Access & recent conditions
- Land
- unknown
Community reports
No community field reports yet.
I Visited This MineSources & evidence
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 56187
Supports:
- locality identity
- reported minerals (3)
- underground workings
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