USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
Arizona · Maricopa County
Gold Nugget
Multiple Sources Confirmed Gold Mixed Underground / Surface
Key facts
- State
- Arizona
- County
- Maricopa
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Gold
- Verification
- Multiple Sources Confirmed
Mine Location
Approximate AreaDocumented underground workings
-
Incline
— documented in 2 source records.
Arizona Geological Survey / ADMMR — "Gold Nugget"
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 7 shaft symbols
- 4 adit symbols
View individual source records (4)
Every underlying record used to build the summary above, for research/verification use.
-
Incline
Documented in Arizona Geological Survey / ADMMR PDF (“Gold Nugget”). Evidence: PDF: a shaft in the Canyon City dyke on the incline, and follow its course into the contact with the…
-
Incline
Gold Nugget
- 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
Multiple Sources Confirmed
Independent historical source evidence corroborates underground workings.
Why confirmed?
Confirmed by independent Arizona Geological Survey / ADMMR historical documentation describing underground workings, in addition to USGS MRDS catalog eligibility. Not a member field verification.
Why it's listed
Source records document both underground and surface mining.
History & operations
Historical record
- Development status: Past Producer
Operators / organizations
- Edward B. Ashurst, And Son · Source-reported owner · 1960
Commodities & minerals
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 (7)
- mapped adit symbols (4)
Historical mapped features may no longer exist.
Arizona Geological Survey / ADMMR
Type: Historical mine documents
Record: 1 historical document
Supports:
- historical mine identity
- historical mine documentation
- documented workings
Historical documentation does not imply current access or open workings.
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