USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · El Dorado County
Sugar Loaf
Unconfirmed Gold Mixed Underground / Surface 2 mapped shafts
Key facts
- State
- California
- County
- El Dorado
- 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 lode Au-Pb occurrence/mine located in the SW¼ sec. 1 & in the NW¼NW¼ sec. 12, T8N, R9E, MDM, 1.8 km (1.1 miles) SSW of Brandon Corner, SSE of Sugarloaf (summit) (1¾ miles NE of El Dorado), on private land. First worked in the early days of the…
Additional documented workings
-
Shaft
— documented in 2 source records.
USGS Historical Topographic Mine Features
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 2 shaft symbols
- Shaft : Placerville , 1949
- Shaft : Latrobe , 1949
View individual source records (4)
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. -
Shaft
Mapped on historical USGS topographic data (Mine Shaft). Historical map features may no longer exist in the field.
- 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
- Quartz
- Talc
- Galena
- Gold
- Pyrite
- Galena
- Native Gold
- Pyrite
View all 10 reported minerals
- Quartz
- Talc
- Galena
- Gold
- Pyrite
- Galena
- Native Gold
- Pyrite
- Quartz
- Talc
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: 78241
Supports:
- locality identity
- reported minerals (5)
A Mindat locality match does not by itself establish underground workings.
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