USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Santa Clara County
Santa Teresa
Unconfirmed Mercury Underground 3 mapped adits
Key facts
- State
- California
- County
- Santa Clara
- Mining district
- New Almaden
- Development status
- Past Producer
- Mine type
- Underground
- Primary commodity
- Mercury
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A former Hg occurrence/mine located in the NE¼NE¼SW¼ sec. 24, T8S, R1E, MDM, about 4.8 km N of New Almaden and 4.9 km (3.1 miles) S of the Edenvale neighborhood of San Jose proper, along the N slope of the Santa Teresa Hills. Discovered and worked in 1…
Additional documented workings
-
Adit
— documented in 3 source records.
USGS Historical Topographic Mine Features
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 3 adit symbols
- Adit : Santa Teresa Hills , 1953
- Adit : Santa Teresa Hills , 1953
- Adit : Santa Teresa Hills , 1953
View individual source records (5)
Every underlying record used to build the summary above, for research/verification use.
-
Adit
Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field. -
Adit
Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field. -
Adit
Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field.
- USGS MRDS working type: Underground
- MRDS work_type documents underground workings: Underground · work_type
Verification
Unconfirmed
Source records support underground workings, but UndergroundMines has not yet independently verified this mine.
Why it's listed
USGS source data documents underground workings for this record.
History & operations
Historical record
- Development status: Past Producer
Commodities & minerals
Reported minerals
- Quartz
- Cinnabar
- Cinnabar
- commodity:Mercury
- Quartz
- Sandstone
- Serpentine Subgroup
- Serpentinite
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 adit symbols (3)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 92326
Supports:
- locality identity
- reported minerals (6)
A Mindat locality match does not by itself establish underground workings.
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