The Copper Strand is a copper mine located in San Bernardino county, California at an elevation of 5,000 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: 5,000 Feet (1,524 Meters)
Commodity: Copper
Lat, Long: 34.63833, -116.62306
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.
Copper Strand MRDS details
Site Name
Primary: Copper Strand
Secondary: Independence
Secondary: Henry and Lee
Commodity
Primary: Copper
Secondary: Silver
Location
State: California
County: San Bernardino
District: Ord Mountain
Land Status
Not available
Holdings
Not available
Workings
Type: Surface/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: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Analytical Data
Not available
Materials
Ore: Pyrite
Ore: Chalcopyrite
Ore: Malachite
Comments
Comment (Production): ABOUT 50 TONS OF ORE HAVE BEEN EXTRACTED, REPORTED ASSAYING 6 % CU, SOME SILVER, LAST PRODUCED 1940.
Comment (Geology): GEOL.DESC: ROCKS AT NORTH END OF FRY MTS. CONSISTS OF A SERIES OF INTERBEDDED MARBLES AND QUARTZITES WITH ASSOCIATED GARNET AND DIOPSIDE GARNET ROCKS. IMMEDIATE VICINITY, CONTAIN DENSE FINE-GRAINED ROCKS OCCURING AS A BELT ABOUT 150 FT. THICK, STRIKING PARALLEL TO RIDGE, INTRUDED BY QUARTZ MONZONITE. HANGING WALL LIMESTONE, FOOTWALL PORPHYRY.
Comment (Deposit): NUMBER OF VEINS IN MINERALIZED ZONE ALONG CONTACT BETWEEN QUARTZ MONZONITE AND PALEOZOIC MARBLE AND QUARTZITE
Comment (Workings): 1900 ; INCLINED SHAFT 500 FT. IN DEPTH, CROSSCUT ADIT DRIVEN WEST 600 FT. NUMBER OF CUTS MADE NORTH OF THESE WORKINGS SHOWING SAME ORE
References
Reference (Deposit): TUCKER, W. B. AND SAMPSON, R. J., 1943 , MINERAL RESOURCES, SAN BERNARDINO COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 39 , NO. 4 ; DIV OF MINES, P. 432
Reference (Deposit): WRIGHT, L. A., ETAL, MINES AND MINERAL DEPOSITS, SAN BERNARDINO COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 49 , NOS. 1 & 2 ; DIV OF MINES, P. 7 - 8 (AP.)
Reference (Production): TUCKER, W. B., 1943 , P. 432 (SEE REF.)
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.
