Results of USGS oil-shale core drilling in the eastern Uinta Basin, Utah

"Two oil-shale core holes were drilled in the eastern Uinta Basin, Utah, by the U.S. Geological Survey (USGS) during the fall and winter of 1981-1982. These holes were drilled for the purpose of oil-shale resource evaluation in the presumed depositional center of the rich oil-shale sequence in the basin"--Page 1.