01344cam a22002891  4500001001300000003000400013005001700017008004100034010001700075035001900092040002600111050002200137100004500159245027200204260004800476300008800524410005600612500006200668504002800730650003000758650002500788650002800813650002000841700006300861700010900924740002101033gs 65000218 DLC20260227111416.0780204s1965    dcuab    b   f000 0 eng    ags 65000218   a(OCoLC)3603842  aDLCcOClUdOCoLCdDLC00aQE75b.P9 no. 4631 aDenson, N. M.q(Norman MacLaren),d1914-10aUranium-bearing lignite and carbonaceous shale in the southwestern part of the Williston Basin;ba regional study,cby N. M. Denson and J. R. Gill.  With a section on Heavy minerals in Cretaceous and Tertiary rocks associated with uranium occurrences, W. A. Chisholm.  aWashington,bU.S. Govt. Print. Off.,c1965.  a75 p.billus., maps. and portfolio (8 fold. illus., 11 fold. maps (8 col.))c29 cm.20aGeological Survey (U.S.).tProfessional paper,v463  aPrepared on behalf of the U. S. Atomic Energy Commission.  aBibliography: p. 67-71. 0aUranium oreszWest (U.S.) 0aGeologyzWest (U.S.) 0aMineralogyzWest (U.S.) 0aRocksxAnalysis1 aGill, James R.q(James Rogers),d1922-1972,ejoint author.1 aChisholm, Wayne A.tHeavy minerals in Cretaceous and Tertiary rocks associated with uranium occurrences.0 aWilliston Basin.