The Cassiterite Tin Prospect is a tin mine located in Pennington county, South Dakota at an elevation of 5,200 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.
Name: Cassiterite Tin Prospect
State: South Dakota
Elevation: 5,200 Feet (1,585 Meters)
Lat, Long: 43.93667, -103.58389
Map: View on Google Maps
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.
Cassiterite Tin Prospect MRDS details
Primary: Cassiterite Tin Prospect
State: South Dakota
District: Hill City District
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
Owner Name: G. W. Coats, H. G. Mills And E. C. Mills
Home Office: Hill City, S.D.
Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Deposit Size: S
General Physiographic Area: Interior Plains
Physiographic Province: Great Plains Province
Physiographic Section: Black Hills
Mineral Deposit Model
Description: Schists Strike N 20 E And Dip 50 Nw
Age Type: Host Rock
Age Young: Neoproterozoic
Comment (Location): ADJOINS THE TIN BOOM AND MOHAWK PROPERTIES
Comment (Deposit): CASSITERITE-BEARING QUARTZ VEINS WITH MUSCOVITE, AND A FEW BERYL CRYSTALS, 24 INCHES = AVERAGE THICKNESS. DIP IS 45 TO 70 DEG NE. THE CASSITERITE TIN PROSPECT CONSISTS OF THE SOUTH 900 FT OF THE CASSITERITE PATENTED TEN LODE, CONTAINING 6.12 ACRES.
Comment (Workings): 2 SHAFTS, 12 AND 25 FT WITH A SHORT CROSSCUT OFF THE BOTTOM OF THE DEEPER ONE. TRENCHES EXPOSE THE VEIN FOR ABOUT 75 FT. A 30 FOOT VERTICAL SHAFT IS SUNK IN THE SCHIST 75 FT SOUTHEAST OF THE VEIN.
Comment (Geology): CASSITERITE OCCURS AS IRREGULAR MASSES UP TO 2 INCHES IN DIAMETER, ASSOCIATED WITH THE MICA AND BERYL
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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