Table of contents for Sedimentary processes : quantification using radionuclides / J. Carroll and I. Lerche.


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Preface                                                                   vii
Chapter 1. Introduction                                                    1
1. Non-radioactive dating methods                                          2
2. Stable nuclides and other indicators of relative age                    3
3. Radiometric dating                                                      4
4. Applications of radiometric dating                                      6
Chapter 2. Radiometric methods                                             9
1. Basic procedure                                                         9
2. Advanced procedures                                                    11
3. Synthetic tests of the SIT method                                      17
4. Method comparison                                                      24
Appendix A. Technical development of SIT method for unmixed sediments     26
Chapter 3. Single site studies                                            37
1. Lake sediments and 210pb geochronology                                 37
2. Marine sediments and multi-radionuclide geochronology                  41
3. Creel Bay and Main Bay, Devil's Lake, North Dakota                     49
4. Discussion and conclusions                                             56
Appendix A. Resolution and uncertainty for disentanglement procedures     57
Chapter 4. Multiple site studies                                          63
1. Amazon Delta test case                                                 63
2. 87Sr/ 86Sr sediment ages in stratigraphy studies                       72
3. Eastern Arabian Sea                                                    76
Appendix A                                                                79
Chapter 5. Sediment mixing                                                81
1. Introduction                                                           81
2. Basic model                                                            82
3. Organism-specific models                                               84
4. Physical turbation                                                     84




5. A sedimentation model with bioturbation                               86
6. Applications and limitations                                          92
Chapter 6. Biological mixing coefficients                                97
1. Simple linear adsorption                                              97
2. Diffusion                                                            105
3. Microscale diffusion                                                 105
4. Bulk diffusion                                                       106
5. Near surficial rapid mixing                                          109
6. Partition coefficient effects                                        112
Chapter 7. Marine contaminant studies                                   115
1. Sources of polyaromatic hydrocarbons in the White Sea                115
2. Burial history of radioactive waste in the Kara Sea                  118
3. Incorporation of uranium mill tailings into North Pond, Colorado     124
4. Organic carbon preservation in Lake Baikal sediments, Russia         127
Chapter 8. Concerning error estimates in age dating of stage boundaries  143
1. Introduction                                                         143
2. Minimum error interpolation                                          144
3. Combined absolute and stratigraphic radiometric errors               146
4. General age/stage interpolations                                     147
5. A corollary                                                          151
Chapter 9. Epilogue                                                     157
Appendix A: Sediment Isotope Tomography software, general requirements 
and operation                                                           159
Introduction                                                            159
1. Applications and general limitations                                 159
2. Model design                                                         160
3. SIT model usage                                                      168
4. Example simulations                                                  170
Sediment Isotope Tomography Code                                        187
References                                                              263
Subject Index                                                           271





Library of Congress Subject Headings for this publication: Rocks, Sedimentary Analysis, Rocks, Sedimentary Analysis Case studies, Sediments (Geology) Analysis, Sediments (Geology) Analysis Case studies, Marine sediments Analysis, Marine sediments Analysis Case studies, Radioactive dating, Radioisotopes in geology