Geochemical prospecting for thorium and uranium deposits / R.W. Boyle. Boyle, R. W. (Robert William), 1920- Geochemical prospecting. Thorium. Uranium. TN271.T4 B68 1982 622.184932 23 BOG Includes index. Includes bibliographical references and index. New York : Elsevier Scientific Pub. Co. ; Distributors for the U.S. and Canada, Elsevier Science Pub. Co., c1982. c1982. 1982 Text ix, 498 p. : eng Developments in economic geology ; 16