The Copper Hill is a copper mine located in Amador county, California at an elevation of 600 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: 600 Feet (183 Meters)
Commodity: Copper
Lat, Long: 38.50194, -120.96667
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 Hill MRDS details
Site Name
Primary: Copper Hill
Secondary: Cosumnes
Secondary: Hobo
Commodity
Primary: Copper
Secondary: Zinc
Secondary: Gold
Secondary: Silver
Location
State: California
County: Amador
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: L
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Model Name: Massive sulfide, kuroko
Orebody
Form: LENTICULAR
Structure
Not available
Alterations
Not available
Rocks
Name: Schist
Role: Host
Age Type: Host Rock Unit
Age Young: Late Jurassic
Name: Schist
Role: Host
Age Type: Host Rock
Age Young: Late Jurassic
Analytical Data
Not available
Materials
Ore: Chalcopyrite
Ore: Pyrite
Ore: Bornite
Ore: Malachite
Comments
Comment (Production): LARGE COPPER PRODUCER IN THE PAST. U. S. BUREAU OF MINES DISCLOSED THREE SEPARATE LENSES OF ORE IN AN UNDEVELOPED BLOCK DURING 1943 BY 2864 FT. OF DIAMOND DRILLING. ONE DRILL HOLE NE OF JACKASS SHAFT ASSAYED 22.37 % ZN, .43 % CU, 9.31 OZ/TON AG, AND .02 OZ/TON AU.
Comment (Deposit): GOSSAN CAPPED
Comment (Workings): OVER 1200 FT. OF SHAFTS, AND OVER 1800 FT. OF DRIFTS. MAIN SHAFT ON THE COSUMNES.
Comment (Deposit): AS OF 1954 , THE JACKASS SHAFT WAS SURVEYED AND REOPENED.
References
Reference (Deposit): CARLSON, D. W. AND CLARK, W. B., 1954 , MINES AND MINERAL RESOURCES, AMADOR COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 50 , NO. 1 , P. 159
Reference (Deposit): GOODWIN, J. G., 1957 , LEAD AND ZINC IN CALIFORNIA; CALIF. JOUR. MINES AND GEOLOGY, VOL. 53 , NO. 3 & 4 , P. 417
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.
