Montana Mine

The Montana Mine is a gold and silver mine located in Lawrence county, South Dakota at an elevation of 5,741 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: Montana Mine

Commodity

Primary: Gold
Primary: Silver

Location

State: South Dakota
County: Lawrence
District: Rochford 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.
Administrative Organization: Black Hills National Forest

Holdings

Not available

Workings

Type: Underground

Ownership

Owner Name: Dr. R. A. Vallier Of Deadwood, South Dakota

Owner Name: Francis C. Lincoln

Production

Not available

Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Interior Plains
Physiographic Province: Great Plains Province
Physiographic Section: Black Hills

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Type: L
Description: Strongly Folded Rocks With General Strike N 20 Deg W

Alterations

Not available

Rocks

Name: Schist
Role: Host
Age Type: Host Rock
Age Young: Paleoproterozoic

Name: Schist
Role: Host
Age Type: Host Rock Unit
Age Young: Paleoproterozoic

Analytical Data

Not available

Materials

Ore: Gold
Ore: Pyrite
Gangue: Cummingtonite
Gangue: Quartz

Comments

Comment (Workings): A 6 BY 8, 101 FT SHAFT; 495 FT ADIT AT N 15 W TO THE BASE OF THE SHAFT; 444 FT OF LATERAL DRIFTING ON THE 100 FT LEVEL; 25 FT OF DRIFTING ON THE 60 FT LEVEL.

Comment (Location): NW 1/4, SE 1/4 ON THE MAP. (ONE SOURCE, HOWEVER, PLACES IT IN SEC. 2 - WEST EDGE)

Comment (Production): SMALL PRODUCTION REPORTED FOR 1906 AT WHICH TIME THE GREGORY MINING COMPANY OWNED THE MINE

Comment (Development): 11 PATENTED CLAIMS TOTALING 193.82 AC ; ECON.COM: 20 - TON MILL ON RAPID CREEK (0.5 MI SOUTH OF NAHANT)

References

Reference (Production): U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688

Reference (Deposit): U. S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688

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