Natural Analogues in Radioactive Waste Disposal

Front Matter....Pages i-xiv
Front Matter....Pages 1-1
Natural Analogues and Performance Assessments....Pages 3-11
The role of natural analogues in safety assessment and acceptability....Pages 12-22
Natural Analogues and Radionuclide Transport Model Validation....Pages 23-31
Application of Natural Analogue Studies to the Long-Term Prediction of Far Field Migration at Repository Sites....Pages 32-41
Natural and Archeological Analogues: A Review....Pages 42-55
Front Matter....Pages 57-57
Near-Field Analog Features from the Cigar Lake Uranium Deposit....Pages 59-72
Sandstone Uranium Deposits : Analogues for Surf Disposal in Some Sedimentary Rocks....Pages 73-81
Alligator Rivers Analogue Project Review of Research and Its Implications for Model Validation....Pages 82-91
Uranium in Selected Endorheic Basins as Partial Analogue for Spent Fuel Behavior in Salt....Pages 92-103
Natural Analogues of Radionuclide Migration in Sediments in Britain....Pages 104-115
Biogeochemical Studies of the Ra. U. Th and REE Deposit at Morro do Ferro: A Qualitative Application to improve Confidence in Radionuclide Immobilization Processes....Pages 116-117
The Poços de Caldas Project Feasibility Study: 1986–7....Pages 118-132
Front Matter....Pages 133-133
A 17th Century Bronze Cannon as Analogue for Radioactive Waste Disposal....Pages 135-139
Geochemical Controls on the Retention of Fission Products at the Oklo Natural Fission Reactors....Pages 140-141
The Use of Natural Analogues in the Long-Term Extrapolation of Glass Corrosion Processes....Pages 142-152
Glass Stability in the Marine Environment....Pages 153-164
Front Matter....Pages 165-165
Testing Geochemical Models in a Hyperalkaline Environment....Pages 167-178
Simulating the Movement of Radium and Lead Away from the Cigar Lake Uranium Deposit....Pages 179-190
Hydrothermal Alteration Systems as Analogues of Nuclear Waste Repositories in Granitic Rocks An example: The Langenberg hydrothermal system....Pages 191-204
Some Geochemical and Mineralogical Pecularities of Deposits of Radioactive Materials as Evidence for Radiolysis in Nature....Pages 205-216
Front Matter....Pages 165-165
Evidence of Fossil and Recent Diffusive Element Migration in Reduction Haloes from Permian Red-Beds of Northern Switzerland....Pages 217-238
Modelling Isotope Distributions in Borecores....Pages 239-248
Long-term solute diffusion in a granite block immersed in sea water....Pages 249-260
Element Distribution Accross Veins in the East Bull Lake Gabbro Anorthosite Layered Intrusion. Algoma District, Ontario - An Evaluation of Matrix Diffusion....Pages 261-274
Marysvale Natural Analog Study: Feasibility Phase Analytical Results....Pages 275-286
Front Matter....Pages 287-287
Natural Colloids and Generation of Actinide Pseudocolloids in Groundwater....Pages 289-299
Natural Analogue Study of the Distribution of Uranium Series Radionuclides between the Colloid and Solute Phases in the Hydrogeological System of the Koongarra Uranium Deposit N.T., Australia....Pages 300-313
Colloid Benchmark Exercise: An Interlaboratory Study of Sampling and Characterisation Techniques for Natural Colloids in Oxic Groundwater....Pages 314-327
Application of Open System Modelling to Studies of Secondary Mineralization (Koongarra) and Rock Matrix Diffusion (Kräkemäla)....Pages 328-341
A Natural Analogue for Near-Field Behaviour in a High Level Radioactive Waste Repository in Salt: The Salton Sea Geothermal Field, California, USA....Pages 342-353
The Geochemistry of Natural Technetium and Plutonium....Pages 354-355
The Use of Uranium-Series Disequilibrium for Site Characterization and as an Analogue for Actinide Migration....Pages 356-373
Redistribution of Natural 129 I among Mineral Phases and Ground Water in the Koongarra Uranium Ore Deposit, N.T., Australia....Pages 374-385
Mechanisms and Quantitative Evaluations of Radionuclide Fixation in Geosphere....Pages 386-396
Front Matter....Pages 397-397
In Laboratory, on Site, in Situ Sampling and Characterization of Grimsel Colloids - Phase I....Pages 409-419
Hydrological Model Studies and Natural Isotope Data as Indication for Groundwater Flow in Deep Sedimentary Basins....Pages 420-435
Natural Mineral Analogues from a Hydrothermally Altered Granite....Pages 436-441
A quantitative approach to exchange phenomena between low temperature hydrothermal solutions and granitic rocks: Methodology and preliminary studies in the Entraygues granite....Pages 442-443
Environmental Tracers for Validating Predictive Models....Pages 444-448
Hydrothermal Alteration in the Auriat Granite (Massif Central, France): Analogy with a Radwaste Disposal....Pages 449-461
Front Matter....Pages 397-397
Natural Analogue Study of Tono Sandstone Type Uranium Deposit in Japan....Pages 462-472
Natural Analogue Studies at Grimsel, Southern Switzerland....Pages 473-484
Back Matter....Pages 485-492