Miller Brothers Mine

The Miller Brothers Mine is a silver and lead mine located in Boundary county, Idaho at an elevation of 2,999 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: Miller Brothers Mine  

State:  Idaho

County:  Boundary

Elevation: 2,999 Feet (914 Meters)

Primary Mineral: Silver, Lead

Lat, Long: 48.9489, -116.29750

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 Miller Brothers Mine

Miller Brothers Mine MRDS details

Site Name

Primary: Miller Brothers Mine
Secondary: Lucky Charlie Mine


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


State: Idaho
County: Boundary
District: Queen Mountain Or Harvey Mountain 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: Kaniksu National Forest


Not available


Type: Surface/Underground


Not available


Not available


Record Type: Site
Operation Category: Past Producer
Operation Type: Surface-Underground
Year First Production: 1937
Discovery Method: Unknown
Years of Production:
Significant: N
Deposit Size: S


General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Purcell Range

Mineral Deposit Model

Not available




Type: R
Description: Occurrence On East - Dipping Limb Of Large Fold With N - Trending Axis; Purcell Trench, Kaniksu Batholith; Moyie - Leonia Fault.

Type: L
Description: Shear Zone At Upper Contact Of Sill.


Alteration Type: L
Alteration Text: Iron Stains, Silicified


Name: Gabbro
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic

Name: Gabbro
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic

Name: Gabbro
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic

Analytical Data

Analytical Data: PB ISOTOPES: PB206/PB204 = 18.533 PB207/PB204 = 15.618 PB208/PB204 = 38.505


Ore: Chalcopyrite
Ore: Sphalerite
Ore: Galena
Gangue: Magnetite
Gangue: Pyrite


Comment (Location): Southwest Base Of Harvey Mountain 500 Ft North Of Highway 95.

Comment (Production): $300,000 Late 1930'S


Reference (Deposit): Brackebusch, Fred W., 1969, Economic Geology Of The Queen Mountain Area, A Part Of The Purcell Range, Boundary County, Idaho: Unpublished Thesis, Univ. Idaho 76 P.

Reference (Deposit): Zartman, R. E., And Stacey, J. S., 1971, Lead Isotopes And Mineralization Ages In Belt Supergroup Rocks, Northwestern Montana And Northern Idaho: Econ. Geol., V. 66, P. 849 - 860.

Reference (Deposit): Kiilsgaard, T. H., 1949, Descriptions Of Some Ore Deposits And Their Relationships To The Purcell Sills, Boundary County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 85, 31 P.

Reference (Deposit): 1951 Other Idaho Bureau Of Mines & Geol. Pamphlet 8

Reference (Production): Brackebusch, F. W. 1969, Univ. Of Idaho Thesis, 76 P.

Reference (Deposit): V.E. Mitchell, Et. Al; Mines And Prospects Map Series, 1981, Sandpoint Quad, Location No. 10.

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.