The Murphy Mine is a mine located in El Dorado county, California at an elevation of 981 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
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.
Murphy Mine MRDS details
Site Name
Primary: Murphy Mine
Commodity
Tertiary: Chromium
Tertiary: Iron
Location
State: California
County: El Dorado
District: Latrobe District
Land Status
Land ownership: Private
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
Type: Private Lease
Type: Patented
Workings
Not available
Ownership
Owner Name: Edward Hadsel And Jerry Grant Sub-Lease 1953
Home Office: California
Info Year: 1976
Owner Name: El Dorado Chrome Co, Lease 1953
Home Office: California
Info Year: 1976
Owner Name: Eglopf, William And Laura
Percent: 100.0
Home Office: California
Info Year: 1976
Years: 1976 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Surface
Mining Method: Unknown
Year First Production: 1918
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Unknown: Morganite
Unknown: Pyroxene
Unknown: Serpentine
Unknown: Chromite
Unknown: Magnetite
Comments
Comment (Deposit): CR TO FE RATIO 27:1 GRADE,CR2O3 14%,(1953)CAL JOUR OF MINE RESERVE ESTIM.1500 TONS.RECORD 701. PAST PRODUCTION 3000 TONS UPTO 1918, 2000 TON PROD 1942,AN XIMATELY 1500 TONS IN 1953. -INSUFFICENT RESOURCE FOR COSTIN DERABLE PROMISE FOR FURTHER DISCOVERIES WITH EXPLOR AT DEPTH ANALYSIS BY CDMG IN 1976 GAVE FOLLOWING PERCENTAGES-DISSEMIN E,COARSE GRAINED=S102 2.86,CR2O3 52.98,FEO 15.10,TOTAL FE 17 03 9.45,MGO 9.95,CR/FE 2.64.DISSEMINATED ORE,FINEDGRAINED=S1 CR2O3 51.15,FEO 14.93,TOTAL FE 16.08,AL203 9.45,MGO 11.19,CR
References
Reference (Deposit): CDM AND G BULL 134 PT3 SIERRA NEVADA,CHAP4 PP123-124, 194
Reference (Deposit): CALF JOUR MINE & GEOL,V52,P387, 1956
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.
