LEADER 01842oam 2200457 450 001 9910708641003321 005 20170413073002.0 035 $a(CKB)5470000002470817 035 $a(OCoLC)954280777$z(OCoLC)889716106 035 $a(EXLCZ)995470000002470817 100 $a20160730d1994 ua 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aIsotopic ages and stratigraphy of Cenozoic rocks of the Marysvale volcanic field and adjacent areas, west-central Utah /$fby Peter D. Rowley [and eight others] 210 1$aWashington :$cUnited States Government Printing Office ;$aDenver, CO :$cFor sale by U.S. Geological Survey, Map Distribution,$d1994. 215 $a1 online resource (iii, 35 pages) $cillustrations, maps 225 1 $aU.S. Geological Survey bulletin ;$v2071 300 $a"An update of the Cenozoic stratigraphy of the Marysvale volcanic field, basded on new and published K-Ar, fission-track, and ??Ar/³?Ar ages on igneous rocks." 320 $aIncludes bibliographical references (pages 29-35). 606 $aGeology, Stratigraphic$yCenozoic 606 $aIgneous rocks$zUtah$zMarysvale Region 606 $aRadioactive dating$zUtah$zMarysvale Region 615 0$aGeology, Stratigraphic 615 0$aIgneous rocks 615 0$aRadioactive dating 676 $a557.3 s 676 $a551.7/8/09792 700 $aRowley$b Peter D.$01403891 712 02$aGeological Survey (U.S.), 801 0$bOCLCE 801 1$bOCLCE 801 2$bCOP 801 2$bOCLCQ 801 2$bGPO 906 $aBOOK 912 $a9910708641003321 996 $aIsotopic ages and stratigraphy of Cenozoic rocks of the Marysvale volcanic field and adjacent areas, west-central Utah$93505549 997 $aUNINA