Bismark Mine

The Bismark Mine is a copper, molybdenum, lead, zinc, and gold mine located in Madison county, Montana at an elevation of 7,598 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: Bismark Mine  

State:  Montana

County:  Madison

Elevation: 7,598 Feet (2,316 Meters)

Commodity: Copper, Molybdenum, Lead, Zinc, Gold

Lat, Long: 45.6125, -112.04611

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 Bismark Mine

Bismark Mine MRDS details

Site Name

Primary: Bismark Mine


Commodity

Primary: Copper
Primary: Molybdenum
Primary: Lead
Primary: Zinc
Primary: Gold


Location

State: Montana
County: Madison
District: So. Boulder District


Land Status

Land ownership: Private
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

Owner Name: Lambert, Robert
Home Office: Sheridan
Years: 1959 -


Production

Not available


Deposit

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


Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Tobacco Root Mountains


Mineral Deposit Model

Not available


Orebody

Form: SMALL, NARROW SHOOTS


Structure

Type: R
Description: Tobacco Root Batholith

Type: L
Description: Fault Zones Trend N35e, 90, And N75w, 70s. Bismark Fault Trends N45 To 50w, With High Angle Dip


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: Associated Rock Unit
Age Young: Late Cretaceous

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


Analytical Data

Not available


Materials

Ore: Chalcopyrite
Ore: Gold
Ore: Bornite
Ore: Molybdenite
Ore: Galena
Ore: Sphalerite
Gangue: Pyrite
Gangue: Hematite
Gangue: Chrysocolla
Gangue: Malachite
Gangue: Quartz
Gangue: Limonite


Comments

Comment (Production): ACTIVE IN 1958

Comment (Location): SW 1/4, SW 1/4, SECTION 36.

Comment (Deposit): VEIN IS DISPLACED 10 FT. BY N 30W, 60 E TRENDING FAULT. VEINS ARE NUMEROUS, BUT DISCONTINUOUS


References

Reference (Deposit): TANSLEY, W., SCHAFER, P.A., AND HART, L.H., 1933, A GEOLOGICAL RECONNAISSANCE-TOBACCO ROOT MTNS., MADISON CO., MT: MT. BUREAU OF MINES AND GEOL., MEM. 9, P. 31

Reference (Deposit): USGS BULL 574, P. 171-172.

Reference (Deposit): REID, R.R., 1957, BEDROCK GEOLOGY-NORTH END OF TOBACCO RT. MTNS., MADISON CO., MT: MT. BUREAU OF MINES AND GEOL., MEMOIR 36, P. 20

Reference (Deposit): CONSV. DIV. COMP. DATE, 03-10-1961

Reference (Deposit): 1914 RECON WINCHELL, A.N., U.S.G.S. BULLETIN 57


Principal Gold Districts of Montana

Principal Gold Districts of Montana

In Montana, 54 mining districts have each have produced more than 10,000 ounces of gold. The largest producers are Butte, Helena, Marysville, and Virginia City, each having produced more than one million ounces. Twenty seven other districts are each credited with between 100,000 and one million ounces of gold production. Read more: Principal Gold Districts of Montana.