Evergreen Mine

The Evergreen Mine is a silver and lead mine located in Lewis and Clark county, Montana at an elevation of 5,850 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: Evergreen Mine  

State:  Montana

County:  Lewis and Clark

Elevation: 5,850 Feet (1,783 Meters)

Primary Mineral: Silver, Lead

Lat, Long: 46.46722, -112.24778

Map: View on Google Maps

Satelite View


Satelite image of the Evergreen Mine

Evergreen Mine MRDS details

Site Name

Primary: Evergreen Mine


Commodity

Primary: Silver
Primary: Lead
Secondary: Gold
Secondary: Zinc
Secondary: Copper
Tertiary: Arsenic
Tertiary: Antimony
Tertiary: Uranium


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 indicate a claim status and does not necessarily indicate an area is open to prospecting.


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Year: 1942
Time Period: 1942-?
Description: Cp_Grade: ^655 Tons At 0.29 Oz/Ton Au, 20.2 Oz/Ton Ag, 13.4 % Pb, 5.4 % Zn, 5 % As, 0.5 % Cu.


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: Sericitization


Rocks

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

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


Analytical Data

Analytical Data: 5% AS, 0.5% CU.
Analytical Data: 5.4% ZN
Analytical Data: 13.4% PB
Analytical Data: 20.2 OZ/TON AG
Analytical Data: 0.29 OZ/TON AU


Materials

Ore: Galena
Ore: Gold
Ore: Tetrahedrite
Ore: Sphalerite
Ore: Chalcopyrite
Gangue: Quartz
Gangue: Tourmaline
Gangue: Pyrite


Comments

Comment (Production): $30,000 TO 1950. USGS PP 428, P. 59.

Comment (Deposit): SEVERAL UNCONNECTED BUT OVERLAPING VEINS

Comment (Workings): 1 OLD ADIT (1880), ANOTHER ADIT (1942), A LEVEL WAS DRIVEN 100 FT LOWER AND ORE WAS STOPED BETWEEN THE LEVELS AND 50 FT ABOVE UPPER LEVEL.

Comment (Geology): WEATHERED AND ALTERED ROCK IN THE EVERGREEN VEIN ZONE IS SLIGHTLY RADIOACTIVE

Comment (Location): E SIDE OF BANNER CREEK. ; INFO FROM LAND.ST :(1950)


References

Reference (Deposit): USGS PP 428, P. 33, 59.

Reference (Deposit): MBMG MEM 31, P. 51

Reference (Production): MBMG MEM 31, P. 51.