The Oneida is a gold mine located in Amador county, California at an elevation of 1,299 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: 1,299 Feet (396 Meters)
Commodity: Gold
Lat, Long: 38.37361, -120.78722
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.
Oneida MRDS details
Site Name
Primary: Oneida
Commodity
Primary: Gold
Location
State: California
County: Amador
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
Not available
Workings
Type: Underground
Ownership
Owner Name: South Eureka Mining Co.
Home Office: C/O A. J. Mayman
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: M
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Gold
Comments
Comment (Workings): VERTICAL SHAFT IN HANGING WALL 2280 FT; VEIN CUT AT 1900 FT. INCLINED SHAFT 1350 FT AND 2 OTHER SHALLOW INCLINED SHAFTS. ONEIDA MINE CONNECTED WITH ADJACENT SOUTH EUREKA MINE AT 1800 FT LEVEL.
Comment (Geology): GEOL.DESC: QUARTZ ORE VEIN IN SLATE NEAR CONTACT WITH GREENSTONE; MAIN ORE SHOOT 8 FT X 150 FT., SMALL RICH ORE BODY DISCOVERED AT 1000 FT LEVEL, BEST ORE AT 1500 FT LEVEL, PRODUCTION ORE TO 2000 FT LEVEL WITH COARSE GOLD IN THIN QUARTZ SEAMS. SLATE EAST OF CONTACT, GREENSTONE (META-ANDESITE).
Comment (Production): ONE OF THE IMPORTANT EARLY-DAY LODE MINES, PRODUCING ORE AVERAGING AS HIGH AS $40 PER TON IN THE 1860'S. OPERATED INTERMITTENTLY UNTIL LATE 1890'S WHEN EXTENSIVE DEVELOPMENT WORK WAS DONE AND NEW MILL ERECTED. AFTER THIS WORK OPERATED UNTIL 1914; IDLE SINCE. TOTAL PRODUCTION WAS IN EXCESS OF $2,500,000, BEFORE ITS SALE TO SO. EUREKA MNG. CO. HOLDINGS OF 283 ACRES. THIS MINE WAS CONNECTED WITH THE SOUTH EUREKA MINE ON THE 1800 FT. LEVEL.
Comment (Deposit): VEIN DEPOSIT
References
Reference (Deposit): CARLSON, D.W. AND CLARK, W.B., 1954 , MINES AND MIN. RES. OF AMADOR COUNTY, CAL.: CJMG VOL. 50 , P.
Reference (Deposit): CRAWFORD, J.J., 1896 , THIRTEENTH REPT. OF THE STATE MINERALOGIST: CMB REPT. 13 , P. 75
Reference (Deposit): IRELAN, WM. JR., 1890 , TENTH REPT. OF THE STATE MINERALOGIST: CMB REPT. 10 , P. 109 - 110
Reference (Deposit): TUCKER, W.B., 1914 , AMADOR COUNTY: CMB REPT. 14 , P. 39
Reference (Production): CARLSON, D.W. AND CLARK, W.B., 1954
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.
