01911oam 2200493 450 991071208340332120190327092216.0(CKB)5470000002489265(OCoLC)985407875(OCoLC)1041735427(OCoLC)995470000002489265(EXLCZ)99547000000248926520170503d1988 ka 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierA modification of the U.S. Geological Survey one-sixth order semiquantitative spectrographic method for the analysis of geologic materials that improves limits of determination of some volatile to moderately volatile elements /by David E. Detra and Elmo F. Cooley[Reston, Virginia] :Department of the Interior, U.S. Geological Survey,1988.1 online resource (iii, 22 pages) illustrationsU.S. Geological Survey circular ;996Includes bibliographical references (page 22).Spectrum analysisAnalytical geochemistryAnalytical geochemistryfastSpectrum analysisfastSpectrum analysis.Analytical geochemistry.Analytical geochemistry.Spectrum analysis.Detra D. E.1400726Cooley E. F.Geological Survey (U.S.),COACOAOCLCOOCLCQOCLCACOPGPOBOOK9910712083403321A modification of the U.S. Geological Survey one-sixth order semiquantitative spectrographic method for the analysis of geologic materials that improves limits of determination of some volatile to moderately volatile elements3468177UNINA