Copper and uranium in Pennsylvanian and Permian sedimentary rocks, northern Sangre de Cristo Range, Colorado /
Lindsey, David A.
Clark, Reino F.
Washington : U.S. G.P.O.,
1995.
Includes bibliographical references (p. 21-23).
Copper ores
Uranium ores
Geology, Stratigraphic
Geology, Stratigraphic