American Bar

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

Name: American Bar  

State:  California

County:  Placer

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.


Satelite image of the American Bar

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

"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.