Sam Gaty Mine

The Sam Gaty Mine is a silver and gold 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: Sam Gaty Mine

State:  Montana

County:  Lewis and Clark

Elevation:

Commodity: Silver, Gold

Lat, Long: 46.63889, -112.07361

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 Sam Gaty Mine

Sam Gaty Mine MRDS details

Site Name

Primary: Sam Gaty Mine
Secondary: No. 1 Shaft
Secondary: Franklin Mine


Commodity

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


Location

State: Montana
County: Lewis and Clark
District: Scratchgravel Hills District


Land Status

Not available


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: C. E. Pew And Others
Home Office: C/O Monida Vaughn, 937 11th Ave.Helena, Mt. 59601

Owner Name: Helena Minerals Co., Inc.
Home Office: C/O Chester Leirness 1900 11th Ave. Helena, Mt.


Production

Not available


Deposit

Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year First Production: 1870
Year Last Production: 1971
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: Scratchgravel Quartz Monzonite Stock


Alterations

Alteration Type: L
Alteration Text: Oxidation


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: (1900'S)


Materials

Ore: Gold
Ore: Galena
Gangue: Pyrite
Gangue: Quartz


Comments

Comment (Workings): MOST WORK WAS DONE THROUGH THE FRANKLIN AND SCRATCH GRAVEL MINES FROM 1914-1919.

Comment (Development): 150T/D MILL CAPACITY.

Comment (Deposit): IN 1914 THE SAM GATY AG-PB VEIN WAS FOUND TO CONTAIN RICH AU ORE. THE GATY VEIN CUTS AND DISPLACES THE GOLD VEIN.


References

Reference (Production): MBMG BULL 82, P. 14.

Reference (Deposit): MBMG BULL 82, P. 14

Reference (Deposit): USGS BULL 842, P. 36, 41-2.


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.