Cliff Prospect

The Cliff Prospect is a gold mine located in Adams county, Idaho at an elevation of 4,199 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: Cliff Prospect  

State:  Idaho

County:  Adams

Elevation: 4,199 Feet (1,280 Meters)

Primary Mineral: Gold

Lat, Long: 45.2458, -116.66170

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 Cliff Prospect

Cliff Prospect MRDS details

Site Name

Primary: Cliff Prospect
Secondary: Gaarden Mine


Primary: Gold
Tertiary: Copper
Tertiary: Silver


State: Idaho
County: Adams
District: Hells Canyon Area

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


Type: Located Claim


Type: Surface/Underground


Not available


Not available


Record Type: Site
Operation Category: Prospect
Operation Type: Underground
Discovery Method: Unknown
Years of Production:
Significant: N
Deposit Size: S


General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Seven Devils Mountains

Mineral Deposit Model

Not available


Not available


Type: L
Description: Gouge


Alteration Type: L
Alteration Text: Oxidation, Bleached, Pyritization


Name: Andesite
Role: Associated
Age Type: Associated Rock
Age Young: Late Triassic

Analytical Data

Analytical Data: IN 1947, AU .26 OZ/TON, AG 1.6 OZ/TON, CU 2.46% ( FROM WEIGHTED AVERAGES OF ASSAYS IN 1947


Ore: Chalcocite
Ore: Covellite
Ore: Chalcopyrite
Ore: Bornite
Gangue: Pyrite
Gangue: Calcite
Gangue: Quartz


Comment (Location): Located 1 Mi N Of Red Ledge Mine High On S Side Of Cliff Mountain; On N Side Oxbow Creek About 1 Mi Above Its Mouth

Comment (Deposit): Vein Averages 16 In Thick

Comment (Workings): Vein Averages 16 In Thick.


Reference (Deposit): Cook, E. F., 1954, Mining Geology Of The Seven Devils Region: Idaho Bureau Of Mines And Geology, Pamphlet 97, 22 P.

Reference (Deposit): Long, R.C., 1976 , Geology And Mineral Deposits Of The Red Ledge Mine Area, Adams County, Idaho: Corvallis, Oregon, Oregon State Univ., M.S. Thesis, 115 P.

Reference (Deposit): Livingston, D.C., And Laney, F.B., 1920 , The Copper Deposits Of The Seven Devils And Adjacent Districts: Idaho Bureau Of Mines And Geology Bulletin 1 , P. 39

Reference (Deposit): 1920 Compile Idaho Bureau Of Mines And Geol. Bulletin 1

Reference (Deposit): 1954 Geolmap Idaho Bureau Of Mines And Geol., Pamp. 97

Reference (Deposit): 1975 Compile 1st Ann. Rept. Add., Idaho Dept. Labo

Reference (Deposit): Close, T.J., And Others, Mineral Resources Of The Hells Canyon Wilderness Area And Portions Of The Hells Canyon National Recreation Study Area, Adams, Idaho, And Nez Perce Counties, Idaho, And Wallowa County, Oregon: Unpublished U.S. Bureau Of Mines Open File Report MLA 9-93, P. 98-100.

Idaho Gold

Where to Find Gold in Idaho

"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 at Where to Find Gold in Idaho.