Silver Coin Mine

The Silver Coin Mine is a silver mine located in Lewis and Clark county, Montana.

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: Silver Coin Mine  

State:  Montana

County:  Lewis and Clark

Elevation:

Primary Mineral: Silver

Lat, Long: 46.61333, -112.14306

Map: View on Google Maps

Satelite View


Satelite image of the Silver Coin Mine

Silver Coin Mine MRDS details

Site Name

Primary: Silver Coin Mine


Commodity

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


Location

State: Montana
County: Lewis and Clark
District: Blue Cloud District


Land Status

Not available


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: Owen Byrnes And Others

Owner Name: Louis Peura
Home Office: 1124 6th Ave., Helena, Mt.


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year Last Production: 1958
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

Form: ORE BODIES IRREGULAR AND INDEFINITELY BOUNDED


Structure

Type: R
Description: Boulder Batholith


Alterations

Alteration Type: L
Alteration Text: Oxidation


Rocks

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

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

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

Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic


Analytical Data

Analytical Data: ASSAY SAMPLES REPORTEDLY RUN AS HIGH AS 1,000 OZ/TON AG


Materials

Ore: Cerargyrite
Ore: Argentite
Ore: Gold
Ore: Stibiconite
Ore: Cuprodescloizite
Gangue: Quartz
Gangue: Nontronite
Gangue: Calcite


Comments

Comment (Workings): 2 TUNNELS, DRIFTS, AND CROSSCUTS

Comment (Location): 1.5 KM S OF STEMWINDER HILL.


References

Reference (Deposit): USGS BULL 842, P. 58, 40.

Reference (Deposit): MBMG BULL 10, P. 35