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The Precambrian of the Rocky Mountain region
Lithology, distribution, correlation, and isotope ages of exposed Precambrian rocks in the Rocky Mountain region
Erzwiss. FB -- PRECAMBRIAN Rocky-Mountain-region -- The Precambrian of the Rocky Mountain region. -- By Carl E.Hedge[u.a.].Ed.by Jack E.Harrison -- and Zell E.Peterman.Lithology,distribution,cor- -- relation,and isotope ages of exposed Precam- -- brian rocks in the Rocky Mountain region.(With -- abstr.) - Washington:U.S.Government Print. -- Office 1986. 17 S.m.6 Fig.,1 Faltkt.als Beil.4° -- (Correlation of Precambrian rocks of the United -- States and Mexico.) -- (U.S.Geological Survey professional Paper.1241- -- 1987:276/Ge. -- Web.
U.S. Geological Survey professional Paper 1241