Grizzly Bear

The Grizzly Bear is a gold and silver mine located in Pennington county, South Dakota at an elevation of 5,390 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: Grizzly Bear  

State:  South Dakota

County:  Pennington

Elevation: 5,390 Feet (1,643 Meters)

Commodity: Gold, Silver

Lat, Long: 43.87861, -103.56139

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 Grizzly Bear

Grizzly Bear MRDS details

Site Name

Primary: Grizzly Bear


Commodity

Primary: Gold
Primary: Silver
Tertiary: Tantalum


Location

State: South Dakota
County: Pennington
District: Unorganized 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

Not available


Ownership

Owner Name: Dakota Gold Mining And Milling Co.


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


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Ore: Gold
Ore: Silver
Gangue: Columbite
Gangue: Tantalite


Comments

Comment (Location): NE 1/4, CENTRAL

Comment (Development): ECON.COM: 5- AND 20- STAMP MILLS

Comment (Workings): 2200 FEET OF DEVELOPMENT: 24 SHAFTS, 15 CUTS, 6 TUNNELS, AND 4 DRIFTS


References

Reference (Deposit): U. S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707

Reference (Deposit): ROBERTS, W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY BULLETIN 18

Reference (Production): U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707


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