ALBERT

Note: Contents INTRODUCTION Objectives of the Investigations / FRANZ TESSENSOHN ARCHITECTURE OF THE FOLD-AND-THRUST BELT Northern Segment Explanatory Notes to the Geological Map of Brøggerhalvøya and Blomstrandhalvøya 1 : 40,000 / FRIEDHELM THIEDIG, KERSTIN SAALMANN & KARSTEN PIEPJOHN Nappe Stacking on Brøggerhalvøya, NW Spitsbergen / KARSTEN PIEPJOHN, FRIEDHELM THIEDIG & GEOFF M. MANBY Foreland-Thrust Belt Relationships SE of Kongsfjorden and the Function of the Pretender Fault / FRANZ TESSENSOHN, KARSTEN PIEPJOHN & FRIEDHELM THIEDIG Emergence of Basement-Dominated Nappes in Oscar II Land: Implications for Shortening Estimates / GEOFF M. MANBY & NIKOS LYBERIS The Southern Margin of the Belt of Emergent Thrusting on the North Coast of Isfjorden / KARSTEN PIEPJOHN & WERNER VON GOSEN Permo-Carboniferous Slivers Infolded in the Basement of Western Oscar II Land / FRANZ TESSENSOHN, WERNER VON GOSEN & KARSTEN PIEPJOHN Central Segment Basement-Cored Folds in Nordenskiold Land / NIKOS LYBERIS & GEOFF M. MANBY Involvement of Basal Tertiary Strata in the Fold-Belt Deformation in Nordenskiold Land / WERNER VON GOSEN, HANS-JURGEN PAECH & KARSTEN PIEPJOHN Thrust Tectonics North of Van Keulenfjorden / WERNER VON GOSEN & KARSTEN PIEPJOHN Structure of the West Spitsbergen Fold-and-Thrust Belt in Wedel Jarlsberg Land / GEOFF M. MANBY & NIKOS LYBERIS Southern Segment Polyphase Deformation in the Eastern Hornsund Area / WERNER VON GOSEN & KARSTEN PIEPJOHN Decollement Structures in the Triassic South of Hornsund / FRANZ TESSENSOHN, FRIEDHELM THIEDIG, GEOFF M. MANBY & NIKOS LYBERIS Involvement of the Hornsund High in the Fold-Belt Deformation / FRIEDHELM THIEDIG, GEOFF M. MANBY & KARSTEN PIEPJOHN Structural Setting of the West Spitsbergen Fold-and-Thrust Belt in Southern Sørkapp Land / WERNER VON GOSEN, KARSTEN PIEPJOHN & HANS-JÜRGEN PAECH Stress Patterns in the West Spitsbergen Fold-and-Thrust Belt / GEOFF M. MANBY & NIKOS LYBERIS Role of the Tertiary Compressive Structures in the Central Basin, Spitsbergen / HANS-JÜRGEN PAECH The Relationship of the Ny-Alesund Tertiary to the West Spitsbergen Fold-and-Thrust Belt / KARSTEN PIEPJOHN, KERSTIN SAALMANN, FRIEDHELM THIEDIG & HANS-JÜRGEN PAECH Structures in the Tertiary Sediments of the Forlandsundet Graben / WERNER VON GOSEN & HANS-JÜRGEN PAECH Coalification in Post-Caledonian Sediments on Spitsbergen / HANS-JÜRGEN PAECH & JOACHIM KOCH TIMING Paleontology Paleogene Calcareous Nannofossils from the Firkanten and Sarsbukta Formations on Spitsbergen / PAVEL CEPEK Conflicting Interpretations of the Tertiary Biostratigraphy of Spitsbergen and New Palynological Results / PAVEL CEPEK & WILFRIED KRUTZSCH New Biostratigraphic Data from West Spitsbergen Based on Conodonts / FRIEDRICH W. LUPPOLD Conodont Stratigraphy of the Carboniferous and Permian Strata from Brøggerhalvøya and the Billefjorden Trough / WERNER BUGGISCH, MICHAEL JOACHIMSKI, HARALD LÜTZNER, FRIEDHELM THIEDIG & HEIKO HÜNEKE An Upper Cretaceous Microflora from Spitsbergen / WILFRIED KRUTZSCH Isotope Geochronology K/Ar Dating Attempts on Rocks from the West Spitsbergen Fold-and-Thrust Belt and the Central Basin / FRANZ TESSENSOHN, FRIEDHELM HENJES-KUNST & STEFAN KRUMM CONCLUSION The Evolution of the West Spitsbergen Fold-and-Thrust Belt / CASE TEAM , Zusammenfassungen in englischer, deutscher und russischer Sprache

Note: Table of Contents: 1 The Solid Phase of Marine Sediments / DIETER K. FÜTTERER 1.1 Introduction 1.2 Sources and Components of Marine Sediments 1.2.1 Lithogenous Sediments 1.2.2 Biogenous Sediments 1.2.3 Hydrogenous Sediments 1.3 Classification of Marine Sediments 1.3.1 Terrigenous Sediments 1.3.2 Deep-Sea Sediments 1.4 Global Patterns of Sediment Distribution 1.4.1 Distribution Patterns of Shelf Sediments 1.4.2 Distribution Patterns of Deep-Sea Sediments 1.4.3 Distribution Patterns of Glay Minerals 1.4.4 Sedimentation Rates 2 Geophysical Perspectives in Marine Sediments 2.1 Physical Properties of Marine Sediments / MONIKA BREITZKE 2.1.1 Introduction 2.1.2 Porosity and Wet Bulk Density 2.1.2.1 Analysis by Weight and Volume 2.1.2.2 Gamma Ray Attenuation 2.1.2.3 Electrical Resistivity (Galvanic Method) 2.1.2.4 Electrical Resistivity (Inductive Method) 2.1.3 Permeability 2.1.4 Acoustic and Elastic Properties 2.1.4.1 Biot-Stoll Model 2.1.4.2 Full Waveform Ultrasonic Gore Logging 2.1.5 Sediment Classification 2.1.5.1 Full Waveform Gore Logs as Acoustic Images 2.1.5.2 P-and S-Wave Velocity, Attenuation, Elastic Moduli and Permeability 2.1.6 Sediment Echosounding 2.1.6.1 Synthetic Seismograms 2.1.6.2 Narrow-Beam Parasound Echosounder Recordings 2.2 Sedimentary Magnetism / ULRICH BLEIL 2.2.1 Introduction 2.2.2 Biogenie Magnetic Minerals in Marine Sediments 2.2.3 Reduction Diagenesis of Magnetic Minerals in Marine Environments 3 Quantification of Early Diagenesis: Dissolved Constituents in Marine Pore Water / HORST D. SCHULZ 3.1 Introduction: How to Read Pore Water Concentration Profiles 3.2 Calculation of Diffusive Fluxes and Diagenetic Reaction Rates 3.2.1 Steady State and Non-Steady State Situations 3.2.2 The Steady State Situation and Fick's First Law of Diffusion 3.2.3 Quantitative Evaluation of Steady State Concentration Profiles 3.2.4 The Non-Steady State Situation and Fick's Second Law of Diffusion 3.2.5 The Primary Redox-Reactions: Degradation of Organic Matter 3.3 Sampling of Pore Water for Ex-Situ Measurements 3.3.1 Obtaining Sampies of Sediment for the Analysis of Pore Water 3.3.2 Pore Water Extraction from the Sediment 3.3.3 Storage, Transport and Preservation of Pore Water 3.4 Analyzing Constituents in Pore Water, Typical Profiles 3.5 In-Situ Measurements 3.6 Influence of Bioturbation, Bioirrigation, and Advection 4 Organic Matter: The Driving Force for Early Diagenesis / JÜRGEN RULLKÖTTER 4.1 The Organic Carbon Cycle 4.2 Organic Matter Accumulation in Sediments 4.2.1 Productivity Versus Preservation 4.2.2 Primary Production of Organic Matter and Export to the Ocean Bottom 4.2.3 Transport of Organic Matter through the Water Column 4.2.4 The Influence of Sedimentation Rate on Organic Matter Burial 4.2.5 Allochthonous Organic Matter in Marine Sediments 4.3 Early Diagenesis 4.3.1 The Organic Carbon Content of Marine Sediments 4.3.2 Chemical Composition of Biomass 4.3.3 The Principle of Selective Preservation 4.3.4 The Formation of Fossil Organic Matter and its Bulk Composition 4.3.5 Early Diagenesis at the Molecular Level 4.3.6 Biological Markers (Molecular Fossils) 4.4 Organic Geochemical Proxies 4.4.1 Total Organic Carbon and Sulfur 4.4.2 Marine Versus Terrigenous Organic Matter 4.4.3 Molecular Paleo-Seawater Temperature and Climate Indicators 4.5 Analytical Techniques 4.5.1 Sam pie Requirements 4.5.2 Elemental and Bulk Isotope Analysis 4.5.3 Rock-Eval Pyrolysis and Pyrolysis Gas Chromatography 4.5.4 Organic Petrography 4.5.5 Bitumen Analysis 4.6 The Future of Marine Geochemistry of Organic Matter 5 Bacteria and Marine Biogeochemistry / Bo BARKER JORGENSEN 5.1 Role of Microorganisms 5.1.1 From Geochemistry to Microbiology - and back 5.1.2 Approaches in Marine Biogeochemistry 5.2 Life and Environments at Small Scale 5.2.1 Hydrodynamics of Low Reynolds Numbers 5.2.2 Diffusion at Small Scale 5.2.3 Diffusive Boundary Layers 5.3 Regulation and Limits of Microbial Processes 5.3.1 Substrate Uptake by Microorganisms 5.3.2 Temperature as a Regulating Factor 5.3.3 Other Regulating Factors 5.4 Energy Metabolism of Prokaryotes 5.4.1 Free Energy 5.4.2 Reduction-Oxidation Processes 5.4.3 Relations to Oxygen 5.4.4 Definitions of Energy Metabolism 5.4.5 Energy Metabolism of Microorganisms 5.4.6 Chemolithotrophs 5.4.7 Respiration and Fermentation 5.5 Pathways of Organic Matter Degradation 5.5.1 Depolymerization of Macromolecules 5.5.2 Aerobic and Anaerobic Mineralization 5.5.3 Depth Zonation of Oxidants 5.6 Methods in Biogeochemistry 5.6.1 Incubation Experiments 5.6.2 Radioactive Tracers 5.6.3 Example: Sulfate Reduction 5.6.4 Specific Inhibitors 5.6.5 Other Methods 6 Early Diagenesis at the Benthic Boundary Layer: Oxygen and Nitrate in Marine Sediments / CHRISTIAN HENSEN AND MATTHIAS ZABEL 6.1 Introduction 6.2 Oxygen and Nitrate Distribution in Seawater 6.3 The Role of Oxygen and Nitrate in Marine Sediments 6.3.1 Respiration and Redox Processes 6.3.1.1 Nitrification and Denitrification 6.3.1.2 Coupling of Oxygen and Nitrate to other Redox Pathways 6.3.2 Determination of Consumption Rates and Senthic Fluxes 6.3.2.1 Fluxes and Concentration Profiles Determined by In-Situ Devices 6.3.2.2 Ex-Situ Pore Water Data from Deep-Sea Sediments 6.3.2.3 Determination of Denitrification Rates 6.3.3 Oxic Respiration, Nitrification and Denitrification in Different Marine Environments 6.3.3.1 Quantification of Rates and Fluxes 6.3.3.2 Variation in Different Marine Environments: Case Studies 6.4 Summary 7 The Reactivity of Iron / RALF R. HAESE 7.1 Introduction 7.2 Pathways of Iron Input to Marine Sediments 7.2.1 Fluvial Input 7.2.2 Aeolian Input 7.3 Iron as a Limiting Nutrient for Primary Productivity 7.4 The Early Diagenesis of Iron in Sediments 7.4.1 Dissimilatary Iran Reductian 7.4.2 Solid Phase Ferric Iron and its Bioavailability 7.4.2.1 Properties of Iron Oxides 7.4.2.2 Bioavailability of Iron Oxides 7.4.2.3 Bioavailability of Sheet Silicate Sound Ferric lron 7.4.3 Iron and Manganese Redax Cycles 7.4.4 Iron Reactivity towards S, O2, Mn, NO3, P, HCO3, and Si-AI 7.4.4.1 lron Reduction by HS and Ligands 7.4.4.2 Iron Oxidation by O2, NO3, and Mn4+ 7.4.4.3 Iron-Sound Phosphorus 7.4.4.4 The Formation of Siderite 7.4.4.5 The Formation of lron Searing Aluminosilicates 7.4.5 Discussion: The Importance of Fe-and Mn-Reactivity in Various Enyironments 7.5 The Assay for Ferric and Ferrous Iron 8 Sulfate Reduction in Marine Sediments / SABINE KASTEN AND BO BARKER JØRGENSEN 8.1 Introduction 8.2 Sulfate Reduction and the Degradation of Organic Matter 8.3 Biotic and Abiotic Processes Coupled to Sulfate Reduction 8.3.1 Pyrite Formation 8.3.2 Effects of Sulfate Reduction on Sedimentary Solid Phases 8.4 Determination of Sulfate Reduction Rates 9 Marine Carbonates: Their Formation and Destruction / RALPH R. SCHNEIDER, HORST D. SCHULZ AND CHRISTIAN HENSEN 9.1 Introduction 9.2 Marine Environments of Carbonate Production and Accumulation 9.2.1 Shallow-Water Carbonates 9.2.2 Pelagic Calcareous Sediments 9.3 The Calcite-Carbonate-Equilibrium in Marine Aquatic Systems 9.3.1 Primary Reactions of the Calcite-Carbonate-Equilibrium with Atmospheric Contact in Infinitely Diluted Solutions 9.3.2 Primary Reactions of the Calcite-Carbonate-Equilibrium without Atmospheric Contact 9.3.3 Secondary Reactions of the Calcite-Carbonate-Equilibrium in Seawater 9.3.4 Examples for Calculation of the Calcite-Carbonate-Equilibrium in Ocean Waters 9.4 Carbonate Reservoir Sizes and Fluxes between Particulate and Dissolved Reservoirs 9.4.1 Production Versus Dissolution of Pelagic Carbonates 9.4.2 Inorganic and Organic Carbon Release trom Deep-Sea Sediments 10 Influences of Geochemical Processes on Stable Isotope Distribution in Marine Sediments / TORSTEN SICKERT 10.1 Introduction 10.2 Fundamentals 10.2.1 Principles of Isotopic Fractionation 10.2.2 Analytical Procedures 10.3 Geochemicallnfluences on 18O/16O Ratios 10.3.1 δ18O of Seawater 10.3.2 δ18O in Marine Carbonates 10.4 Geochemical Influences on 13C/12C Ratios 10.4.1

Note: Contents: Preface / Hans-Jürgen Paech. - Palaeomagnetic and geochronological study of late Pan-African and Mesozoic igneous and metamorphic rocks from Central Dronning Maud Land, East Antarctica / Christian Rolf & Friedhelm Henjes-Kunst. - Aeromagnetic survey in Central Dronning Maud Land, East Antarctica, during the 1995/1996 GeoMaud Expedition: layout, execution, and data processing / Detlef Damaske, Vera Marginkowski, & Heinz-Dieter Möller. - Magnetic susceptibility of rock samples from Central Dronning Maud Land, East Antarctica / Hans-Jürgen Paech & Vera Marginkowski. - 3-D Aeromagnetic modelling in the Grubergebirge Area, Central Dronning Maud Land, East Antarctica / Sunchan Choi. - Ice thickness and sub-ice topography in Central Dronning Maud Land deduced by Radio Echo Sounding / Volkmar Damm & Dieter Eisenburger. - Airborne Radio Echo Sounding Survey in Central Dronning Maud Land, East Antarctica / Uwe Meyer, Daniel Steinhage, Uwe Nixdorf & Heinz Miller. - Gravity survey in Central Dronning Maud Land, East Antarctica, during the 1995/96 GeoMaud Expedition / Gernot Reitmayr. - Gravimetric profiling in Central Dronning Maud Land, East Antarctica / Diedrich Fritzsche. - A compilation of geophysical data from the Lazarev Sea and the Riiser-Larsen Sea, off Central Dronning Maud Land, East Antarctica / Karl Hinz, Soenke Neben, Yulia B. Gouseva & G. A. Kudryavtsev. - Sub-ice topography of selected areas in Central Dronning Maud Land, East Antarctica (Ground-based RES survey) / Georg Delisle. - Observations of the temperature field of glaciers at the margin of the Polar Plateau, Central Dronning Maud Land, East Antarctica / Georg Delisle. - A short note on the thermal regime of Lake Untersee in the Grubergebirge of Central Dronning Maud Land, East Antarctica / Georg Delisle & Michael Zeibig. - Late quaternary ice level changes in Central Dronning Maud Land, East Antarctica, as inferred from 14C ages of Mumiyo Deposits in snow petrel colonies / Ulrich Wand & Wolf-Dieter Hermichen. - A mummified seal found far inland in Central Dronning Maud Land, East Antarctica / Ulrich Wand & Wolf-Dieter Hermichen & Norbert W. Roland. - Precise GPS measurements to infer vertical crustal deformation in Central Dronning Maud Land, East Antarctica / Mirko Scheinert, Reinhard Dietrich, Axel Rülke, James Perlt & E. C. Malaimani. - Photogrammetric survey in Central Dronning Maud Land, East Antarctica, during the 1996 GeoMaud Expedition / Heinz Bennat. - Logistics of the 1995/96 GeoMaud Expedition to Central Dronning Maud Land, East Antarctica / Hans-Jürgen Paech & Jürgen Kothe. - Geographic data (Names, elevations and topographic maps) of Central Dronning Maud Land, East Antarctica / Hans-Jürgen Paech. - Comparison of the geology of Central Dronning Maud Land, East Antarctica, with other areas of the Gondwana Supercontinent / Hans-Jürgen Paech, Wilfried Bauer, Sandra Piazolo, Joachim Jacobs & Gregor Markl. - Present knowledge of the Geology of Central Dronning Maud Land, East Antarctica: Main results of the 1995/96 GeoMaud Expedition / Hans-Jürgen Paech. - 1 : 500,000 Geological map of Central Dronning Maud Land with explanatory notes / Hans-Jürgen Paech, Joachim Jacobs, Wilfried Bauer, Evgueni Mikhalsky, Franco Talarico, Fabrizio Colombo, Norbert W. Roland & Friedhelm Henjes-Kunst. - Editorial note.