USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Mariposa County
Nutmeg
Unconfirmed Gold Mixed Underground / Surface 1 mapped shaft 1 mapped adit
Key facts
- State
- California
- County
- Mariposa
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Gold
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A former Au (and Pb-Cu-Ag) mine located in the NW¼SE¼ sec. 30, T4S, R18E, MDM, about 1,500 feet NNW of Whitlock Gulch and about 4 miles NNE of Mount Bullion (1 mile N of the Permit Mine), on unpatented land. Discovered before 1900. Property consisted o…
Additional documented workings
-
Shaft
— documented in 1 source record.
USGS Historical Topographic Mine Features
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 1 shaft symbol
- 1 adit symbol
- Shaft : Bear Valley , 1947
View individual source records (3)
Every underlying record used to build the summary above, for research/verification use.
-
Shaft
Mapped on historical USGS topographic data (Mine Shaft). Historical map features may no longer exist in the field.
- 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
Commodities & minerals
Reported minerals
- Native Gold
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 (1)
- mapped adit symbols (1)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 82400
Supports:
- locality identity
- reported minerals (1)
A Mindat locality match does not by itself establish underground workings.
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