02048oam 2200661 450 991071169360332120181129110534.0(CKB)5470000002485121(OCoLC)1019734783(OCoLC)953258870(OCoLC)1059447370(OCoLC)995470000002485121(EXLCZ)99547000000248512120180116d1974 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierSelenium, fluorine, and arsenic in surficial materials of the conterminous United States /by Hansford T. Shacklette, Josephine G. Boerngen, and John R. KeithWashington :United States Department of the Interior, Geological Survey,1974.1 online resource (iii, 14 pages) mapsGeological Survey circular ;692Includes bibliographical references (page 11, 14).SeleniumUnited StatesArsenicUnited StatesFluorineGeochemistryGeologyUnited StatesArsenicfastFluorinefastGeochemistryfastGeologyfastSeleniumfastUnited StatesfastSeleniumArsenicFluorine.Geochemistry.GeologyArsenic.Fluorine.Geochemistry.Geology.Selenium.Shacklette Hansford T.1386075Boerngen Josephine G.Keith John R.Geological Survey (U.S.),OCLCEOCLCECOPOCLCFOCLCAOCLCQGPOBOOK9910711693603321Selenium, fluorine, and arsenic in surficial materials of the conterminous United States3485666UNINA