Table of Contents

Session 1: Why Natural Analogues (Rationale and Key Areas of Need).- "Natural analogues and performance assessments: a point of view based on the PAGIS experience".- "The role of natural analogues in safety assessment and acceptability".- "Natural analogues and radionuclide transport model validation".- "Application of natural analogues studies to the long-term prediction of far-field migration at repository sites".- "Natural and archaeological analogues: a review".- Session 2: Analogue Site Studies.- "Near-field analogue features from the Cigar Lake uranium deposit".- "Sandstone uranium deposits: analogues for SURF disposal in some sedimentary rocks".- "Alligator Rivers Analogue Project - Review of research and its implication for model validation".- "Uranium in selected endorheic basins as partial analogue for spent fuel disposal in salt".- "Natural analogues of radionuclide migration in sediments in Britain".- "Biogechemical studies of the Ra, U, Th and REE deposit at Morro do Ferro: a qualitative application to improve confidence in radionuclide immobilisation processes".- "The Pocos de Caldas project feasibility study: 1986-1987".- Session 3: Analogues for Waste Forms and Engineered Barriers.- "A 17th century bronze cannon as analogue for radioactive waste disposal".- "Geochemical controls on the retention of fission products at the Oklo natural fission reactors".- "The use of natural analogues in the long-term extrapolation of glass corrosion processes".- "Glass stability in the marine environment".- Session 4: Analogues of Processes Affecting Radionuclide Migration (Part 1).- "Testing geochemical models in a hyperalkaline environment".- "Simulating the movement of radium and lead away from the Cigar Lake uranium deposit".- "Hydrothermal alteration systems as analogues of nuclear waste repositories in granitic rocks".- "Some geochemical and mineralogical peculiarities of deposits of radioactive material as evidence for radiolysis in Nature".- "Evidence of fossil and recent diffusive element migration in reduction haloes from Permian red-beds of Northern Switzerland and UK".- "Modelling isotope distributions in borecores".- "Long-term solute diffusion in granitic blocks immersed in sea-water".- "Element distribution across veins in the East Bull Lake gabbro anorthosite layered intrusion, Algoma district, Ontario - an evaluation of matrix diffusion".- "Marysvale natural analogue study: feasibility phase results".- Session 4: Analogues of Processes Affecting Radionuclide Migration (Part 2).- "Natural colloids and generation of actinide pseudocolloids in groundwater".- "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".- "Colloid benchmark exercise: an interlaboratory study of sampling and characterization techniques for natural colloids in oxic groundwaters".- "Application of open-system modelling to studies of secondary mineralization (KOONGARRA) and rock matrix diffusion (KRAKEMALA)".- "A natural analogue for near-field behaviour in a high-level radioactive waste repository in salt: the Salton Sea geothermal field, California (USA)".- "The geochemistry of natural technetium and plutonium".- "The use of uranium series disequilibrium for site characterisation as an analogue for actinide migration".- "Redistribution of natural Iodine 129 among mineral phases and groundwaters in the Koongarra uranium ore deposit, N.T. Australia".- "Mechanisms and quantitative evaluations of radionuclide fixation in rocks and sediments".- Session 5 (Panel): "How Far are Wewith Natural Analogous?".- Poster Presentations.- "In-laboratory, on-site, in-situ sampling and characterization of GRIMSEL colloids - Phase I".- "Hydrological studies and natural isotope data as indication for groundwater flow in deep sedimentary basins".- "Natural mineral analogues from a hydrothermally altered granite".- "A quantitative approach to exchange phenomena between low temperature hydrothermal solutions and granitic rocks: methodology and preliminary studies in the Entraygues granite".- "Environmental tracers for validating predictive models".- "Hydrothermal alteration in the AURIAT granite, Massif Central".- "Natural analogue study of TONO sandstone type uranium deposit in Japan".- "Natural analogue studies at GRIMSEL, Southern Switzerland".- Displays - Slide Show.- List of Participants.