Ferguson Lode Claim

The Ferguson Lode Claim is a feldspar and beryllium mine located in Pennington county, South Dakota at an elevation of 4,400 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: Ferguson Lode Claim  

State:  South Dakota

County:  Pennington

Elevation: 4,400 Feet (1,341 Meters)

Commodity: Feldspar, Beryllium

Lat, Long: 43.87639, -103.36722

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 Ferguson Lode Claim

Ferguson Lode Claim MRDS details

Site Name

Primary: Ferguson Lode Claim


Commodity

Primary: Feldspar
Primary: Beryllium


Location

State: South Dakota
County: Pennington
District: Unorganized District


Land Status

Administrative Organization: Black Hills


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


Mineral Deposit Model

Not available


Orebody

Form: TABULAR DIKE


Structure

Type: R
Description: The Pegmatite Is On The Southern End Extremity Of A N-S Ridge.


Alterations

Alteration Type: L
Alteration Text: Iron-Stained


Rocks

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

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


Analytical Data

Analytical Data: FELDSPAR = 13.1% K2O AND 2.0% NA2O.


Materials

Ore: Feldspar
Ore: Beryl
Gangue: Tourmaline
Gangue: Uranophane
Gangue: Opal
Gangue: Vivianite
Gangue: Zircon
Gangue: Goethite
Gangue: Graphite
Gangue: Cassiterite
Gangue: Columbite
Gangue: Muscovite
Gangue: Plagioclase
Gangue: Spodumene
Gangue: Microcline
Gangue: Quartz
Gangue: Cleavelandite
Gangue: Uraninite
Gangue: Albite
Gangue: Apatite


Comments

Comment (Location): ABOUT 0.5 MILE NW OF THE WOOD TIN LODE.

Comment (Deposit): THE FERGUSON PEGMATITES CONSIST OF 2 TABULAR SUB-PARALLEL PEGMATITES. FOUR ZONES ARE PRESENT.


References

Reference (Deposit): USBM INFO CIRC 7707, P. 71-72.

Reference (Deposit): DANAS SYSTEM OF MINERALOGY, ED VOL 2, P. 952-953.

Reference (Deposit): ENCYCLOPEDIA OF MINERALS

Reference (Deposit): SPRING, S. G., AND ANDERSON, D. W., 1957, A GEOLOGIC INVESTIGATION OF THE FERGUSON PEGMATITE, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY.

Reference (Production): USBM INFO CIRC 7707, P. 72.


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