| Reference | {Deposit:: SHARPS, J.A., 1976, GEOLOGIC MAP OF THE LAMAR QUADRANGLE, COLORADO AND KANSAS: USGS MAP I-944.}{Deposit:: NELSON-MOORE, J.L., AND OTHERS, 1978, RADIOACTIVE MINERAL OCCURRENC ES OF COLORADO AND BIBLIOGRAPHY: CGS BULL. 40, P. 115-117.}{Deposit:: LANDIS, E.R., 1959, RADIOACTIVITY AND URANIUM CONTENT, SHARON SPRIN GS MEMBER OF THE PIERRE SHALE, KANSAS AND COLORADO: USGS BULL. 1046-L9} |