The Smith Mine is a feldspar mine located in Custer county, South Dakota at an elevation of 4,629 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
Elevation: 4,629 Feet (1,411 Meters)
Commodity: Feldspar
Lat, Long: 43.62194, -103.52694
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.
Smith Mine MRDS details
Site Name
Primary: Smith Mine
Commodity
Primary: Feldspar
Tertiary: Beryllium
Location
State: South Dakota
County: Custer
District: Pringle District
Land Status
Administrative Organization: Black Hills
Holdings
Not available
Workings
Type: Surface
Ownership
Owner Name: Smith
Owner Name: Consolidated Feldspar Corp.
Home Office: Trenton, N.J.
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
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: Beryl
Gangue: Tourmaline
Gangue: Quartz
Comments
Comment (Commodity): FELDSPAR IS NEARLY PURE IN THE CENTER. NEAR THE WALLS THE FELDSPAR IS MIXED WITH TOURMALINE.
Comment (Location): NEAR THE SOUTH QUARTER CORNER OF THE SECTION, ON THE SMITH RANCH. ON THE LINE BETWEEN THE TWO SECTIONS.
Comment (Production): TOTAL PRODUCTION IS NOT KNOWN, THIS IS ONE OF THE LARGEST FELDSPAR MINES IN THE AREA.
Comment (Deposit): NEAR THE CENTER OF THE PEGMATITE IS A LENS OF NEARLY PURE FELDSPAR.
Comment (Workings): FOUR CUTS WERE MADE INTO THE DEPOSIT.
References
Reference (Deposit): FISHER, D. JEROME, 1945, PRELIMINARY REPORT ON THE MINERALOGY OF SOME PEGMATITES NEAR CUSTER, SOUTH DAKOTA GEOLOGICAL SURVEY REPORT OF INVESTIGATIONS 50.
Reference (Production): USBM INFO CIRC 7707.
Reference (Deposit): U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707.
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