01694oam 2200445Ia 450 991069307640332120041008085845.0(CKB)5470000002358738(OCoLC)56357471ocm56357471(OCoLC)995470000002358738(EXLCZ)99547000000235873820040826d2004 ua 0engurmn||||||txtrdacontentcrdamediacrrdacarrierPreliminary ⁴⁰Ar/³⁹Ar geochronology of igneous intrusions from Uvalde County, Texas[electronic resource] defining a more precise eruption history for the southern Balcones Volcanic Province /by Daniel P. Miggins, Charles D. Blome, and David V. SmithVersion 1.0.[Reston, Va.] :U.S Dept. of the Interior, U.S. Geological Survey,2004.U.S. Geological Survey open-file report ;2004-1031Title from PDF title screen (viewed on Aug. 26, 2004).Includes bibliographical references.Preliminary ⁴⁰Ar/³⁹Ar geochronology of igneous intrusions from Uvalde County, Texas Intrusions (Geology)TexasUvalde CountyArgon-argon datingTexasUvalde CountyIntrusions (Geology)Argon-argon datingMiggins Daniel P1385069Blome Charles D1385070Smith David V148124Geological Survey (U.S.)GISGISGPOBOOK9910693076403321Preliminary ⁴⁰Ar3432150UNINA