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035   $a(EXLCZ)995470000002472471
100   $a20141123d1990      ua             0
101 0 $aeng
135   $aurbn|||||||||
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 10$aGeology of volcanic and subvolcanic rocks of the Raton-Springer area, Colfax and Union counties, New Mexico /$fby Glenn R. Scott, Ray E. Wilcox, and Harald H. Mehnert
210  1$aWashington :$cDepartment of the Interior, U.S. Geological Survey,$d1990.
215   $a1 online resource (iv, 58 pages) $cillustrations, maps
225 1 $aU.S. Geological Survey professional paper ;$v1507
300   $a"Descriptions, chemical analyses, and ages for an alkalic sill complex and for mafic feldspathoidal and basaltic effusive rocks."
320   $aIncludes bibliographical references (pages 57-58).
606   $aVolcanic ash, tuff, etc$zNew Mexico$zColfax County
606   $aVolcanic ash, tuff, etc$zNew Mexico$zUnion County
606   $aPotassium-argon dating
606   $aGeology$zNew Mexico$zColfax County
606   $aGeology$zNew Mexico$zUnion County
606   $aGeology$2fast
606   $aPotassium-argon dating$2fast
606   $aVolcanic ash, tuff, etc$2fast
607   $aNew Mexico$zColfax County$2fast
607   $aNew Mexico$zUnion County$2fast
615  0$aVolcanic ash, tuff, etc.
615  0$aVolcanic ash, tuff, etc.
615  0$aPotassium-argon dating.
615  0$aGeology
615  0$aGeology
615  7$aGeology.
615  7$aPotassium-argon dating.
615  7$aVolcanic ash, tuff, etc.
700   $aScott$b Glenn R.$f1918-2012,$01387152
702   $aWilcox$b Ray E$g(Ray Everett),$f1912-2012,
702   $aMehnert$b Harald H.
712 02$aGeological Survey (U.S.),
801  0$bCOP
801  1$bCOP
801  2$bOCLCO
801  2$bOCLCF
801  2$bOCLCA
801  2$bGPO
906   $aBOOK
912   $a9910709777303321
996   $aGeology of volcanic and subvolcanic rocks of the Raton-Springer area, Colfax and Union counties, New Mexico$93527087
997   $aUNINA