Edgerton Mine

The Edgerton Mine is a gold, silver, copper, and lead mine located in Madison county, Montana at an elevation of 5,200 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

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.

Site Name

Primary: Edgerton Mine

Commodity

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

Location

State: Montana
County: Madison
District: Silver Star 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: J. And A. Barkell
Home Office: Twin Bridges
Years: 1940 -

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: Highland Mountains

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Type: R
Description: Boulder Batholith

Alterations

Alteration Type: L
Alteration Text: Oxidation

Rocks

Name: Lamprophyre
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoarchean

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

Name: Lamprophyre
Role: Associated
Age Type: Host Rock
Age Young: Neoarchean

Analytical Data

Not available

Materials

Ore: Chalcopyrite
Ore: Galena
Gangue: Quartz
Gangue: Serpentine
Gangue: Chlorite
Gangue: Pyrite

Comments

Comment (Location): SE 1/4, NW 1/4, SECTION 3

Comment (Deposit): OXIDIZED FISSURE DEPOSIT SIMILAR TO GREEN CAMPBELL MINE.

Comment (Workings): OPENED BY ADIT, SHAFT, CROSSCUTS AND STOPES.

Comment (Geology): GEOL.DESC: NEAR QUARTZ MONZONITE; PARTLY OXIDIZED SULFIDE ORE

References

Reference (Deposit): MBMG MEM 19, P. 48.

Reference (Deposit): TRAUERMAN, C.J., 1940, DIRECTORY OF MONTANA MINING PROPERTIES: MT. BUREAU OF MINES AND GEOL., MEMOIR 20, P. 66

Reference (Deposit): CONSV. DIV. COMP. DATE, 05-23-1963

Reference (Deposit): 1950 GEOLMAP MBMG MEM. 1

Reference (Production): MBMG MEM. 20.

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.