Molly Mcgregor Mine

The Molly Mcgregor Mine is a silver and lead mine located in Jefferson county, Montana at an elevation of 6,401 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: Molly Mcgregor Mine  

State:  Montana

County:  Jefferson

Elevation: 6,401 Feet (1,951 Meters)

Commodity: Silver, Lead

Lat, Long: 46.29361, -112.14972

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 Molly Mcgregor Mine

Molly Mcgregor Mine MRDS details

Site Name

Primary: Molly Mcgregor Mine
Secondary: Emma Bell Adolphus


Commodity

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


Location

State: Montana
County: Jefferson
District: Boulder District


Land Status

Not available


Holdings

Not available


Workings

Type: Surface/Underground


Ownership

Not available


Production

Not available


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


Alterations

Not available


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

Not available


Materials

Ore: Galena
Ore: Gold
Gangue: Pyrite


Comments

Comment (Location): 2.4 KM SE OF COMET.

Comment (Deposit): VEIN CAN BE TRACED FOR ABOUT 3000 FT.

Comment (Development): RECENT WORKINGS ARE IN THE BOTTOM OF BOOMERANG CREEK CANYON, MAIN MINE WORKINGS ARE ABOUT 0.25 MI W OF THE CREEK AT AN ALTITUDE OF 6400 FT.

Comment (Workings): FIVE ADITS, FIVE SHAFTS. ADITS RANGE FROM 50 TO 500 FT. SHAFTS RANGE FROM 40 TO 100 FT. ALL UNDERGROUND WORKINGS INACCESSIBLE. SHALLOW PITS ALONG VEIN


References

Reference (Production): MBMG BULL 16, P. 100.

Reference (Deposit): USGS PP 428, PL.1.

Reference (Deposit): MBMG BULL 16, P. 40, 100.


Colorized Mining Photos

Drumlummon Mine at Marysville, Montana late 1880s

Western Mining History's collection of colorized mining photos includes incredible scenes from Montana: Best Historical Photos: Colorized Mining Scenes.