The Rocky Bar is a gold mine located in Elmore county, Idaho at an elevation of 5,249 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: 5,249 Feet (1,600 Meters)
Commodity: Gold
Lat, Long: 43.6908, -115.29220
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.
Rocky Bar MRDS details
Site Name
Primary: Rocky Bar
Commodity
Primary: Gold
Tertiary: Silver
Tertiary: Platinum
Location
State: Idaho
County: Elmore
District: Bear Creek And Red Warrior Districts
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: Boise National Forest
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Stream Placer
Operation Type: Placer
Discovery Year: 1862
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Mineral Deposit Model
Model Name: Placer Au-PGE
Orebody
Form: STREAM SEDIMENT DEPOSITS
Structure
Not available
Alterations
Not available
Rocks
Name: Gravel
Role: Host
Age Type: Host Rock
Age Young: Holocene
Analytical Data
Analytical Data: RECALCULATES TO PT=0.00013 OZ/TON (3 PPB), AU=0.0018 OZ/TON (62 PPB)
Analytical Data: PT=$2.27/TON, AU=$22.32/TON OF CONCENTRATES AT 5 LB/YD
Materials
Ore: Platinum
Ore: Gold
Ore: Chromite
Ore: Magnetite
Ore: Ilmenite
Gangue: Quartz
Comments
Not available
References
Reference (Deposit): Ross, C.P., 1941, The Metal And Coal Mining Districts Of Idaho, With Notes On The Nonmetallic Mineral Resources Of The State: Idaho Bureau Of Mines And Geology Pamphlet 57, P. 47.
Reference (Deposit): Staley, W.W., 1946, Gold In Idaho, Idaho Bureau Of Mines And Geology Pamphlet 68, P. 19, Fig. 15.
Reference (Deposit): Savage, C.N., 1961, Economic Geology Of Central Idaho Blacksand Placers: Idaho Bureau Of Mines And Geology Bulletin 17, P. 71-75.
Reference (Deposit): Ballard, S.M., 1928, Geology And Ore Deposits Of The Rocky Bar Quadrangle: Idaho Bureau Of Mines And Geology Pamphlet 26, P. 17, 22-26.
Reference (Deposit): Day, D.T., And Richards, R.H., 1906, Useful Minerals In The Black Sands Of The Pacific Slope: U.S. Geological Survey Mineral Resources Of The United States, Calendar Year 1905, P. 1195-1196.
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.
