Ajax Mine

The Ajax Mine is a lead and zinc mine located in Jefferson county, Montana at an elevation of 5,801 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: Ajax Mine  

State:  Montana

County:  Jefferson

Elevation: 5,801 Feet (1,768 Meters)

Primary Mineral: Lead, Zinc

Lat, Long: 46.10472, -112.18333

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 Ajax Mine

Ajax Mine MRDS details

Site Name

Primary: Ajax Mine
Secondary: Big Four


Commodity

Primary: Lead
Primary: Zinc
Secondary: Silver
Secondary: Gold
Secondary: Copper
Tertiary: Arsenic
Tertiary: Antimony


Location

State: Montana
County: Jefferson
District: Big Foot (State Creek) 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

Type: Underground


Ownership

Owner Name: O. W. Humphrey, Santa Anna, Ca., Fred Morgan, Tucson, Az., Mary Drake, Salt Lake City, Ut.


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: 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: Associated Rock Unit
Age Young: Late Cretaceous


Analytical Data

Not available


Materials

Ore: Covellite
Ore: Tetrahedrite
Ore: Sphalerite
Ore: Galena
Gangue: Pyrite
Gangue: Quartz
Gangue: Anglesite


Comments

Comment (Workings): 100 FT SHAFT, INACESSIBLE 1959.

Comment (Location): INFO FROM LAND.ST :(1954)

Comment (Production): PRODUCTION INCLUDED WITH BIG FOUR GROUP.

Comment (Development): 6 PATENTED CLAIMS: HOOSIER BOY, BIG FOUR, TERROR, NICKEL PLATE, SEARCHLIGHT, AND AJAX.


References

Reference (Deposit): MBMG BULL 30, P. 26.

Reference (Deposit): MBMG BULL 16, P. 38, 99.

Reference (Production): MBMG BULL 16, P. 38.


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.