USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Santa Clara County
Pulse Prospect
Unconfirmed Manganese Mixed Underground / Surface
Key facts
- State
- California
- County
- Santa Clara
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Manganese
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A former Mn occurrence/mine located in the SW¼ sec. 26, T5S, R4E, MDM, 4.8 km (3.0 miles) ESE of Eylar Mountain (coordinates of record), along the N canyon wall of Pulse Canyon, E of Arroyo Mocho, in the NE corner of the county, on private land. Discov…
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 2 adit symbols
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
- Pulse, Jack · Historical operator · 1974
Commodities & minerals
Reported minerals
- Chert
- commodity:Manganese
- Manganese Oxides
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 (2)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 92301
Supports:
- locality identity
- reported minerals (3)
A Mindat locality match does not by itself establish underground workings.
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