The American Bar is a gold mine located in Placer county, California at an elevation of 1,801 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: 1,801 Feet (549 Meters)
Commodity: Gold
Lat, Long: 39.01278, -120.75472
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.
American Bar MRDS details
Site Name
Primary: American Bar
Commodity
Primary: Gold
Secondary: Lead
Location
State: California
County: Placer
District: Michigan Bluff
Land Status
Land ownership: National Forest
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
Not available
Production
Year: 1925
Time Period: 1923 - 1925
Material type: ORE
Description: Cp_Grade: ^0.5 Oz Au/Ton
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
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
Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Pennsylvanian
Analytical Data
Not available
Materials
Ore: Gold
Ore: Galena
Ore: Pyrite
Gangue: Quartz
Comments
Comment (Location): UTM EST. SW 1/4
Comment (Production): SULFIDE REPORTEDLY LOW GRADE. LATER PRODUCTION IN 1934 - 1935 .
Comment (Deposit): VEINS, 1 - 3 FT. THICK
Comment (Workings): SHAFT, TUNNEL, ADITS
Comment (Geology): DIKES CONTAIN MUCH PYRITE AND WEATHER RUSTY RED
References
Reference (Deposit): LOGAN, C. A., 1936 , GOLD MINES OF PLACER COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 32 , NO. 1 , P. 11 - 12 .
Reference (Deposit): WARING, CLARENCE A., 1917 , PLACER COUNTY: REPORT 15 OF THE STATE MINERALOGIST, CALIFORNIA STATE MINING BUREAU, P. 332 .
Reference (Deposit): LOGAN, C. A., 1922 , REPORT 18 OF THE STATE MINERALOGIST, CALIFORNIA DIVISION OF MINES, P. 261 - 3 .
Reference (Production): LOGAN ( 1936 )
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.
