American Flag Mine

The American Flag Mine is a silver and lead mine located in Lewis and Clark county, Montana at an elevation of 6,299 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: American Flag Mine  

State:  Montana

County:  Lewis and Clark

Elevation: 6,299 Feet (1,920 Meters)

Primary Mineral: Silver, Lead

Lat, Long: 46.47083, -112.23722

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 American Flag Mine

American Flag Mine MRDS details

Site Name

Primary: American Flag Mine


Commodity

Primary: Silver
Primary: Lead
Secondary: Copper
Secondary: Zinc
Secondary: Gold


Location

State: Montana
County: Lewis and Clark
District: Rimini 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.


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

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


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: R
Description: Boulder Batholith

Type: L
Description: Red Mountain Fault


Alterations

Alteration Type: L
Alteration Text: Oxidized


Rocks

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

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

Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous


Analytical Data

Analytical Data: 36 OZ/TON AG, 0.31 OZ/TON AU, 6-8% PB, 6% ZN.


Materials

Ore: Silver
Ore: Gold


Comments

Comment (Location): NEAR FOOT OF STEEP SHOULDER OF RED MOUNTAIN ; INFO FROM LAND.ST :(1950)

Comment (Production): SMALL SHIPMENTS OF RICH AG-PB ORE SENT TO SWANSEA, WALES, 1889, 1906.

Comment (Deposit): VEIN DIPS VERTICALLY TO SOUTHWARD WITH DEPTH

Comment (Workings): SHAFT


References

Reference (Production): USGS BULL 842, P. 52.

Reference (Deposit): USGS BULL 428, PL. 1.

Reference (Deposit): USGS BULL 842, P. 251-52, PL. 41.