Magpie Group

The Magpie Group is a silver and lead 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: Magpie Group  

State:  Montana

County:  Lewis and Clark

Elevation:

Primary Mineral: Silver, Lead

Lat, Long: 46.64806, -112.06667

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 Magpie Group

Magpie Group MRDS details

Site Name

Primary: Magpie Group


Commodity

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


Location

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


Land Status

Not available


Holdings

Not available


Workings

Type: Surface/Underground


Ownership

Owner Name: Calvin Stevens


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

Type: L
Description: Fault Trends North, Dips 35e Scratchgravel Quartz Monzonite Stock


Alterations

Not available


Rocks

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

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

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


Analytical Data

Not available


Materials

Ore: Lead
Ore: Gold
Ore: Chrysocolla
Ore: Chalcopyrite
Ore: Galena
Gangue: Quartz
Gangue: Hornblende


Comments

Comment (Location): 2.8 MI NW OF ABANDONED STATE FAIRGROUND.

Comment (Deposit): SECOND VEIN TO NE OF FIRST VEIN STRIKES NW, DIPS 25 SW THIRD VEIN OUTCROPS IN SOUTHERN PART OF THE GROUP

Comment (Workings): INCLINED SHAFT FLOODED TO WITHIN 16 FT. OF SURFACE. OPEN PITS EAST OF SHAFT EXPOSE VEIN ALONG A DISTANCE OF 400 FT.


References

Reference (Deposit): USGS BULL 842, P. 43-4, PL. 3