South Dakota · Harding County
Occurrence

Cedar Canyon

Harding County, South Dakota, United States
Uranium
⌖ Show on mapUSGS source ↗
Commodities
TertiaryUranium
Commodity typeM
Deposit
Deposit sizeN
Ore controlPerched Water Table; Differences In Permeability And Porosity Affecting Ground Water Migration
Materials
Ore mineralsCarnotite
Geology
Host rockBentonite,Siltstone,Sandstone · Paleo Ludlow Formation;Oligo Chadron Formation;Arikaree Formation;Landslide Material
StructureHomocline Dips To The Northeast Generally Less Than 1 Deg In The Hell Creek And Ludlow Formations; Chadron And Arikaree Formations Are A Gentle Syncline; Two Major Unconformities - One At The Base Of Oligocene And The Other At The Base Of Miocene; Many Landslide Blocks
Economic & production
Development statusOccurrence
Discovery year1953
Identification
Deposit ID10092995
MRDS IDSD01748
RegionNA
Data scoreC
Coordinates45.37107, -103.15917
References
PETSCH, BRUNO C., 1955 , GOVERT QUAD, SOUTH DAKOTA GEOLOGICAL SURVEYGILL, JAMES R. AND MOORE, GEORGE W., 1955 , CARNOTITE-BEARING SANDSTONE IN CEDAR CANYON, SLIM BUTTES, HARDING COUNTY, SOUTH DAKOTA, USGS BULLETIN 1009 - I