South Butte Mine

The South Butte Mine is a silver and lead mine located in Custer county, Idaho at an elevation of 6,401 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: South Butte Mine  

State:  Idaho

County:  Custer

Elevation: 6,401 Feet (1,951 Meters)

Primary Mineral: Silver, Lead

Lat, Long: 44.2869, -114.45220

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 South Butte Mine

South Butte Mine MRDS details

Site Name

Primary: South Butte Mine


Primary: Silver
Primary: Lead
Tertiary: Copper
Tertiary: Gold
Tertiary: Zinc


State: Idaho
County: Custer
District: Bayhorse District

Land Status

Land ownership: BLM Administrative Area
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.


Not available


Type: Underground


Owner Name: South Butte Silver Mines


Not available


Record Type: Site
Operation Category: Past Producer
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: Salmon River Mountains

Mineral Deposit Model

Not available


Not available


Type: R
Description: Clayton Anticline


Not available


Name: Quartzite
Role: Host
Age Type: Host Rock Unit
Age Young: Late Ordovician

Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Late Ordovician

Analytical Data

Analytical Data: DUMP ORE 8% PB, 8 OZ AG/TON
Analytical Data: CRUDE SHIPPING ORE: 50% PB, 600 OZ AG/TON


Ore: Galena
Gangue: Pyrite


Comment (Location): Adjoins Red Bird To South

Comment (Workings): Assessment Work

Comment (Production): Intermittent Production


Reference (Deposit): Umpleby, J. B., 1913, Some Ore Deposits In Northwestern Custer County, Idaho: USGS Bulletin 589, 104 P.

Reference (Deposit): Ross, C. P., 1937, Geology And Ore Deposits Of The Bayhorse Region, Custer County, Idaho: USGS Bulletin 877, 161 P.

Reference (Deposit): Campbell, A., 1945, Forty-Sixth Annual Report Of The Mining Industry Of Idaho For The Year 1944.

Reference (Deposit): Campbell, A., 1947 , Forty-Eighth Annual Report Of The Mining Industry Of Idaho For The Year 1946

Reference (Deposit): McDowell, G.A., 1948 , Forty-Ninth Annual Report Of The Mining Industry Of Idaho For The Year 1947

Reference (Deposit): Bell, R.N., 1935 , The Gold Resources Of Idaho: Mining And Contracting Review, V. 37 , No. 33 , P. 6 - 7

Reference (Deposit): Idaho Dept. Of Labor And Industrial Services, 1975 , First Annual Report Addendum, 95 P.

Reference (Deposit): 1913 Geolmap Umpleby, J. B., Bulletin 539

Reference (Deposit): 1937 Geolmap Ross, C. P., Bulletin 877

Reference (Deposit): 1945 Compile 46th Ann. Idaho State Mine Inspector's Rept., 1944

Reference (Deposit): 1948 Compile 49th Ann. Idaho State Mine Inspector's Rept., 1947

Reference (Deposit): 1975 Compile Idaho Dept. Labor Ann. Rept. Addendum

Reference (Production): Ross, C.P., 1937 , USGS Bulletin 877 , P. 144; Campbell, A., 1945 , 46th Annual Report, P. 202; Campbell, A., 1947 , 48th Annual Report, P. 240; McDowell, G.A., 1948 , 49th Annual Report, P. 234

Reference (Deposit): 1947 Compile 48th Ann. Idaho State Mine Inspector's Rept., 1946

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.