USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Santa Clara County
Guadalupe Mine
Unconfirmed Mercury Mixed Underground / Surface
Key facts
- State
- California
- County
- Santa Clara
- Mining district
- New Almaden
- Development status
- Past Producer
- Mine type
- Mixed underground / surface
- Primary commodity
- Mercury
- Verification
- Unconfirmed
Also known as
- Guadalupe, Unnamed Location (MAS 0060850111)
Mine Location
Approximate AreaDocumented underground workings
Source classification: Underground operation documented
Specific physical workings are not yet documented in discrete records.
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 5 shaft symbols
- 10 adit symbols
View individual source records (4)
Every underlying record used to build the summary above, for research/verification use.
- USGS MRDS working type: Surface/Underground
- USGS MRDS working type: Underground
- MRDS work_type documents underground workings: Surface/Underground · work_type
- 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
- Guadalupe Rubbish Disposal Inc. · Source-reported owner · 1982
- James Rolfe, Iii · Source-reported owner
- Rancho de Guadalupe Inc. · Source-reported owner · 1982
Commodities & minerals
Reported minerals
- Dolomite
- Pyrite
- Quartz
- Cinnabar
- Mercury
- Bornite
- Chalcopyrite
- Galena
View all 10 reported minerals
- Dolomite
- Pyrite
- Quartz
- Cinnabar
- Mercury
- Bornite
- Chalcopyrite
- Galena
- Sphalerite
- Stibnite
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 (5)
- mapped adit symbols (10)
Historical mapped features may no longer exist.
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