USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Arizona · Coconino County
Last Chance Mine
Unconfirmed Manganese Mixed Underground / Surface
Key facts
- State
- Arizona
- County
- Coconino
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Manganese
- Verification
- Unconfirmed
Also known as
- Shafer Manganese, Patent Claims MS 4291, Unpatent Claims MS 4383 4466 4467, J.Reed Denison, Baxter Denison, Mccloskey Group, Linesba, Bosley Mining Co., Denison Manganese, Shoup Manganese, Black Diamond
Mine Location
Approximate AreaDocumented underground workings
Source classification: Underground operation documented
Specific physical workings are not yet documented in discrete records.
View individual source records (2)
Every underlying record used to build the summary above, for research/verification use.
- Derived from MRDS oper_type (existing operation): Surface-Underground
- MRDS oper_type documents existing underground operation (dev_stat=Past Producer): Surface-Underground · oper_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-Denison Estate · Historical operator · 1958
Commodities & minerals
Access & recent conditions
- Land
- unknown
Community reports
No community field reports yet.
I Visited This MineSources & evidence
Arizona Geological Survey / ADMMR
Type: Historical mine documents
Record: 1 historical document
Supports:
- historical mine identity
- historical mine documentation
Historical documentation does not imply current access or open workings.
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