TY - BOOK AU - Schaefer,Bruce F. TI - Radiogenic isotope geochemistry: a guide for industry professionals SN - 9781107039582 (hbk.) U1 - 551.9 23 PY - 2016/// CY - Cambridge PB - Cambridge University Press KW - Isotope geology KW - Geochemistry KW - Isotopes N1 - CONTENT Part I 'How': isotopes and how they are measured 1 Isotopes and geochemistry 1.1 Introduction 1.2 Elements and isotopes 2 Processes 2.1 Fractionation: chemical vs isotopic 2.2 Isotopic fractionation 3 Mass spectrometry 3.1 Principles of mass spectrometry 3.2 TIMS vs ICP-MS (PIMS) vs GS IRMS 3.3 In situ mass spectrometry 3.4 Noble gas mass spectrometry and irradiation for Ar analysis 3.5 Measurement of concentrations by mass spectrometry: isotope dilution 4 Stable isotopes 4.1 Nomenlature 4.2 Major element stable isotopes 4.3 Minor and trace element stable isotopes 5 Radioactivity, radioactive decay and isotope systems applied in the geosciences 5.1 Half life and decay constant 5.2 Equations 5.3 Geologically useful decay schemes 5.4 Closure temperature Part II 'When': geological time, ages and rates of geological phenomena 6 underpinnings of geochronology: background and principles 6.1 Accuracy and precision in geochronology 6.2 Statistical treatment of geochronological data 7 Isochron geochronology 7.1 Principles of isochrons 7.2 metamorphism and resetting of isochrons 8 U-Pb, Pb-Pb and Re-OS sulphide geochronology 8.1 Principles of U-Pb geochronology 8.2 U-series isotopes 8.3 EPMA and CHIME dating 8.4 Thermochronology: fission tracks and (U+Th)/He 8.5 Re-Os geochronology of molybdenite and LLHR (low-level highly radiogenic) sulphides 9 Argon geochronology Part III 'Where': tracking the course of material through the earth 10 Isotopes as tracers: general principles 10.1 Genetic model ages 10.2 Mixing 10.3 AFC 11 Applications of radiogenic tracers 11.1 Differentiation within the crust and crustal growth 11.2 Isotopic characteristics of the mantle 11.3 tracing petroleum migration and sources 12 New developments in radiogenic isotopes 12.1 Looking forward: the next generation of tools and techniques ; Glossary : p. 186 - 188 . _ Index : p. 194 - 196 ER -