Big Falls Creek Deposit

The Big Falls Creek Deposit is a tungsten mine located in Custer county, Idaho at an elevation of 6,601 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: Big Falls Creek Deposit  

State:  Idaho

County:  Custer

Elevation: 6,601 Feet (2,012 Meters)

Primary Mineral: Tungsten

Lat, Long: 43.8592, -114.23560

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 Big Falls Creek Deposit

Big Falls Creek Deposit MRDS details

Site Name

Primary: Big Falls Creek Deposit
Secondary: White Elephant
Secondary: Giant Quartz No. 1


Primary: Tungsten
Tertiary: Silver
Tertiary: Molybdenum
Tertiary: Gold


State: Idaho
County: Custer
District: Alto 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: Challis National Forest


Not available


Type: Surface/Underground


Not available


Not available


Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Surface-Underground
Discovery Method: Ore-Mineral In Place
Years of Production:
Significant: N
Deposit Size: S


General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Sawtooth Mountains

Mineral Deposit Model

Not available




Not available


Alteration Type: L
Alteration Text: Fe Stains


Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Ordovician

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Pliocene

Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Ordovician

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene

Analytical Data

Not available


Ore: Wolframite
Gangue: Quartz


Comment (Location): Near the Junction of Big Falls Cr. and Summit Cr.

Comment (Development): Econ.Com: Selective Mining Necessary As Ore Is Spotty


Reference (Deposit): 1955 Geolmap Idaho Bureau Of Mines & Geol. Pamphlet 10

Reference (Deposit): Cook, E. F., 1956, Tungsten Deposits Of South - Central Idaho; Idaho Bureau Of Mines And Geology Pamphlet 108, P. 31-32

Reference (Deposit): U.S. Geological Survey Bulletin 1497-D, 1981, Table 18, No. 11, P. 219.

Reference (Deposit): U.S. Bureau Of Mines Open-File Report MLA 6-91, 1991, Table A-3, No. 544, P. 234.

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.