Lady Hennessey Mine

The Lady Hennessey Mine is a silver and lead mine located in Jefferson 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: Lady Hennessey Mine  

State:  Montana

County:  Jefferson

Elevation:

Primary Mineral: Silver, Lead

Lat, Long: 46.41833, -112.28194

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 Lady Hennessey Mine

Lady Hennessey Mine MRDS details

Site Name

Primary: Lady Hennessey Mine


Commodity

Primary: Silver
Primary: Lead
Secondary: Gold
Secondary: Zinc
Tertiary: Uranium


Location

State: Montana
County: Jefferson
District: Basin (Cataract, Comet) 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

Not available


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

Not available


Alterations

Not available


Rocks

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

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


Analytical Data

Analytical Data: RADIOACTIVITY. WESTERN DUMP .023 MR/HR. EASTERN DUMP .016 MR/HR. BACKGROUND IS .005 MR/HR. RADIOACTIVE MATERIAL UNIDENTIFIED.


Materials

Ore: Galena
Ore: Sphalerite
Ore: Gold
Ore: Chalcopyrite
Gangue: Quartz
Gangue: Pyrite


Comments

Comment (Location): 1.8 KM SE OF PAUPER MTN. ; INFO FROM LAND.ST :(1954)

Comment (Production): MBMG BULL 16, P. 103.

Comment (Workings): TWO CAVED VERTICAL SHAFTS, SHORT ADITS, AND SHALLOW PITS


References

Reference (Deposit): MBMG BULL 16, P. 103

Reference (Deposit): USGS BULL 1151, P. 111, PL. 1.


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.