The Preston Peak is a copper mine located in Siskiyou county, California at an elevation of 5,200 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 5,200 Feet (1,585 Meters)
Commodity: Copper
Lat, Long: 41.8625, -123.62222
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Preston Peak MRDS details
Site Name
Primary: Preston Peak
Commodity
Primary: Copper
Secondary: Gold
Location
State: California
County: Siskiyou
Land Status
Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Type: Underground
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: Klamath Mountains
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR
Structure
Type: L
Description: Quartz-Diorite Dike, 30 Ft. Wide, Strikes S 36 E And Dips 80 Ne.
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: 8 FT. VEIN OF CHALCOPYRITE AVERAGED 16 % CU AND $2/TON IN AU.
Materials
Ore: Bornite
Ore: Pyrite
Ore: Chalcopyrite
Ore: Covellite
Gangue: Quartz
Comments
Comment (Production): NO KNOWN VALUES
Comment (Deposit): 2 VEINS, ONE; 8 FT. THICK LOCATED 250 FT. FROM PORTAL OF MAIN ADIT, SECOND; LOCATED 30 FT. WEST OF THE FIRST ONE, IT IS 12 FT. THICK.
Comment (Workings): MAIN ADIT 405 FT. S 16 W WITH CROSSCUTS EAST AND WEST AT 150 FT., A WINZE 40 FT. DEEP FROM EAST CROSSCUT, AND A CROSSCUT S 30 E 32 FT. FROM THE BOTTOM. SHORT ADIT 20 FT. N 80 W.
References
Reference (Deposit): ERIC, J. H., 1948 , COPPER IN CALIFORNIA BULL. 144 , DIV. OF MINES, P. 345
Reference (Deposit): MAXSON, J. H., 1933 , ECONOMIC GEOLOGY OF DEL NORTE AND SISKIYOU COUNTIES; CALIF. JOUR. OF MINES AND GEOLOGY, VOL. 29 , NO. 1 & 2 , P. 146.
Reference (Deposit): O'BRIEN, J. C., 1947 , MINES AND MINERAL RESOURCES OF SISKIYOU COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 43 , NO. 4 , P. 427 - 428.
California Gold
"Where to Find Gold in California" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in California. Read more: Where to Find Gold in California.
