Silver Bow Deposits

The Silver Bow Deposits is a fluorine-fluorite mine located in Silver Bow 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 Bow Deposits  

State:  Montana

County:  Silver Bow

Elevation:

Commodity: Fluorine-Fluorite

Lat, Long: 46.00556, -112.65139

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 Silver Bow Deposits

Silver Bow Deposits MRDS details

Site Name

Primary: Silver Bow Deposits
Secondary: Bull Moose
Secondary: Merrimac
Secondary: Wrong Font
Secondary: Eva
Secondary: Superior
Secondary: Delia
Secondary: Little Jack,


Commodity

Primary: Fluorine-Fluorite
Secondary: Gold
Secondary: Silver
Secondary: Barium-Barite


Location

State: Montana
County: Silver Bow
District: Butte 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

Owner Name: Bull Moose -John Clark And Helehan Family; Merrimac-Silver Bow Copper Co; Wrong Font-John Helehan


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Year: 1944
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: BANDS


Structure

Type: R
Description: Boulder Batholith


Alterations

Alteration Type: L
Alteration Text: Oxidation, Sericitization


Rocks

Name: Granite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous

Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous


Analytical Data

Analytical Data: AVERAGE SAMPLE 83.34% CAF2


Materials

Ore: Fluorite
Gangue: Quartz
Gangue: Pyrite
Gangue: Barite


Comments

Comment (Workings): PITS AND TRENCHES

Comment (Deposit): BEST EXPOSURES NOW UNDER HIGHWAY, POSSIBLE ENOUGH GOLD AND SILVER PRESENT TO RECOVER FLOURITE ; INFO.SRC : 1 PUB LIT

Comment (Location): INFO FROM LAND.ST :(1971)

Comment (Production): FLUORITE PRODUCTION FOR METALLUGICAL PURPOSES (SMALL)

Comment (Deposit): PRINCIPAL EXPOSURE ON BULL MOOSE, AND MERRIMAC, BULL MOOSE ZONE 650 FT LONG

Comment (Deposit): Discovery Year: WRONG FONT - 1944


References

Reference (Deposit): USGS BULL 955-E, P. 214-217.

Reference (Deposit): KNECHTEL 1946, WRITTEN COMM.

Reference (Deposit): MBMG BULL 28, P. 6, 19-22


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.