USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Siskiyou County
Yellow Butte
Unconfirmed Copper Underground
Key facts
- State
- California
- County
- Siskiyou
- Development status
- Occurrence
- Mine type
- Underground
- Primary commodity
- Copper
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A Cu-Mo occurrence/mine located in sec. 25, T43N, R4W, MDM, 0.7 km (2,400 feet) ESE of Yellow Butte (coordinates of record), and 17.3 km (10.8 miles) NE of Weed. Mineralization is hosted in diorite. Related tectonic structures include the Cascade…
View individual source records (2)
Every underlying record used to build the summary above, for research/verification use.
- 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: Occurrence
Commodities & minerals
Reported minerals
- Quartz
- Chalcopyrite
- Molybdenite
- Pyrite
- Chalcocite
- Chalcopyrite
- commodity:Copper
- commodity:Molybdenum
View all 11 reported minerals
- Quartz
- Chalcopyrite
- Molybdenite
- Pyrite
- Chalcocite
- Chalcopyrite
- commodity:Copper
- commodity:Molybdenum
- Molybdenite
- Pyrite
- Quartz
Access & recent conditions
- Land
- unknown
Community reports
No community field reports yet.
I Visited This MineSources & evidence
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 95597
Supports:
- locality identity
- reported minerals (7)
A Mindat locality match does not by itself establish underground workings.
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Historical mapped workings available