Groundhog Bar Placer

The Groundhog Bar Placer is a gold mine located in Idaho county, Idaho at an elevation of 2,300 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.

Site Name

Primary: Groundhog Bar Placer
Secondary: Fall Creek Bar Placer

Commodity

Primary: Gold
Tertiary: Garnet
Tertiary: Iron
Tertiary: Titanium

Location

State: Idaho
County: Idaho
District: Salmon River District

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.
Administrative Organization: Payette National Forest

Holdings

Not available

Workings

Not available

Ownership

Owner Name: U.S. Forest Service

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Placer
Operation Type: Unknown
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Salmon River Mountains

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Not available

Alterations

Not available

Rocks

Name: Sand and Gravel
Role: Host
Age Type: Host Rock
Age Young: Holocene

Analytical Data

Analytical Data: BLACK SANDS AVERAGE 2.5 LB/CY OF GRAVEL.

Materials

Ore: Rutile
Ore: Magnetite
Ore: Ilmenite
Ore: Zircon
Ore: Gold
Gangue: Feldspar
Gangue: Quartz
Gangue: Apatite
Gangue: Biotite

Comments

Comment (Workings): BAR HAS BEEN PROSPECTED BY 4 OLD SHALLOW PITS.

Comment (Development): WITHDRAWN FROM MINERAL ENTRY BY U.S. FOREST SERVICE ; ECON.COM: GOLD VALUES AVERAGE LESS THAN 2 CENTS/CY BUT ONE PANNED SAMPLE CONTAINED A VALUE OF 39 CENTS/CY

Comment (Deposit): 220,000 CY; 22 ACRES

Comment (Commodity): GOLD VALUES BASED ON $47.85/TOZ

Comment (Production): EVIDENCE OF OLD PLACER WORKINGS EXISTS

Comment (Geology): FLAT ALLUVIAL TERRACE 10 - 25 FT. ABOVE RIVER

References

Reference (Production): WEIS, P. L., SCHMITT, L. J., AND TUCHEK, E. T., 1972, USGS BULL. 1353 - C, P. 36

Reference (Deposit): WEIS, P. L., SCHMITT, L. J., AND TUCHEK, E. T., 1972, MINERAL RESOURCES OF THE SALMON RIVER BREAKS PRIMITIVE AREA, IDAHO: USGS BULL. 1353 - C, P. 55

Reference (Deposit): CATER, F. W., AND OTHERS, 1973, MINERAL RESOURCES OF THE IDAHO PRIMITIVE AREA AND VICINITY, IDAHO: USGS BULL. 1304, 431 P.

Reference (Deposit): 1970 RECON P. L. WEIS AND OTHERS, BULL. 1353 - C

Reference (Deposit): 1973 RECON F. W. CATER AND OTHERS, BULL. 1304

Idaho Gold

"Where to Find Gold in Idaho" 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 Idaho. Read more: Where to Find Gold in Idaho.