General Harris Prospect

The General Harris Prospect is a manganese 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: General Harris Prospect  

State:  Montana

County:  Jefferson

Elevation:

Primary Mineral: Manganese

Lat, Long: 46.37, -112.13750

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 General Harris Prospect

General Harris Prospect MRDS details

Site Name

Primary: General Harris Prospect


Commodity

Primary: Manganese


Location

State: Montana
County: Jefferson
District: Colorado (Corbin-Wickes) District


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
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: Andesite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous

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


Analytical Data

Analytical Data: PROBABLY ASSAY AT 15-20% OF BOTH MANGANESE AND IRON


Materials

Gangue: Quartz


Comments

Comment (Location): 1 MI E OF BLACKBIRD GROUP.

Comment (Workings): SHALLOW TRENCHES

Comment (Deposit): FRACTURED MINERALIZED ZONE 75 FT. WIDE.


References

Reference (Deposit): USGS PP 428, P. 53, 77, 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.