Dorothy V Prospect

The Dorothy V Prospect is a mica mine located in Custer county, South Dakota at an elevation of 5,381 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: Dorothy V Prospect  

State:  South Dakota

County:  Custer

Elevation: 5,381 Feet (1,640 Meters)

Commodity: Mica

Lat, Long: 43.75806, -103.64083

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 Dorothy V Prospect

Dorothy V Prospect MRDS details

Site Name

Primary: Dorothy V Prospect


Commodity

Primary: Mica
Secondary: Beryllium


Location

State: South Dakota
County: Custer
District: Custer 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


Holdings

Not available


Workings

Type: Surface


Ownership

Owner Name: Max Husabee Of Prouo, Sd


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

Type: L
Description: Schist Inclusions, Associated With Quartz Masses, Cut The Pegmatite Diagonally


Alterations

Alteration Type: L
Alteration Text: Air Stained


Rocks

Name: Pegmatite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic

Name: Pegmatite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic


Analytical Data

Not available


Materials

Ore: Muscovite
Ore: Biotite
Ore: Beryl
Gangue: Quartz
Gangue: Plagioclase
Gangue: Tourmaline
Gangue: Microcline


Comments

Comment (Production): NO YEAR GIVEN (1930'S)

Comment (Commodity): BOOKS ARE SO SMALL ONLY PUNCH MICA CAN BE RECOVERED

Comment (Deposit): 16 ACRES, NOT PATENTED

Comment (Workings): THE CUT IS LOCATED ALONG ONE OF THE SCHIST-QUARTZ BODIES.


References

Reference (Deposit): USBM INFO CIRC 7707, P. 118.

Reference (Deposit): USGS PP 247, P. 100.


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