The Crescent Copper Group is a copper mine located in Riverside county, California at an elevation of 1,519 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: 1,519 Feet (463 Meters)
Commodity: Copper
Lat, Long: 33.86889, -114.75833
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.
Crescent Copper Group MRDS details
Site Name
Primary: Crescent Copper Group
Secondary: Badger State Group
Secondary: Eagle Nest
Commodity
Primary: Copper
Secondary: Gold
Secondary: Silver
Location
State: California
County: Riverside
District: Ironwood
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Not available
Production
Year: 1909
Time Period: - 1909
Material type: ORE
Description: Cp_Grade: ^Au .4 Oz/Ton, Ag: 8 Oz/Ton Cu: 23.42 % Cu
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
Not available
Analytical Data
Not available
Materials
Ore: Malachite
Ore: Cuprite
Ore: Chalcocite
Gangue: Quartz
Gangue: Calcite
Comments
Comment (Deposit): SHEAR ZONE IN GRANITE 20 - 30 FT. WIDE ZONE STRIKES N 70 W, DIPS 35 N , HAS LENGTH ON SURFACE OF 12,000 FT. MINERALIZATION OCCURS IN SERIES OF CROSS FRACTURES WITHIN SHEAR ZONE. VEINS ARE OF QUARTZ-CALCITE.
Comment (Workings): PRINCIPAL DEVELOPMENT ON EAGLE NEST NO. 7 CLAIM: TUNNEL DRIVEN EAST FOR 200 FT. CUT A SERIES OF PARALLEL VEINS 75 FT. FROM PORTAL. NUMEROUS OTHER WORKINGS ON PROPERTY TOTALING 3000 FT.
Comment (Deposit): SAID TO HAVE FAVORABLE POSSIBILITIES
Comment (Geology): GEOL.DESC: SCHIST BETWEEN GRANITE WALLS
Comment (Production): TOTAL PRODUCTION HAS BEEN $7000
References
Reference (Deposit): ERIC, J.H., 1948 : COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 292
Reference (Deposit): TUCKER, W.B. AND SAMPSON, R.J., 1945 ; MINERAL RESOURCES, RIVERSIDE COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 41 , NO. 3 ; DIV. OF MINES, P. 124 - 125
Reference (Deposit): OF INCA SIDING, ON THE SANTA FE RRELEV 1000-1500 . ASO IN SEC 30 4S/20E
Reference (Production): TUCKER, W.B., 1945 , P. 124 - 125
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.
