ALBERT

Note: Contents: Preface / Olav Orheim. - General report of the expedition / Olav Orheim. - Geodetic-topographic measurements in Dronning Maud Land and Bouvetøya / Trond Eiken & Knut Svendsen. - Ornithological investigations in Mühlig-Hofmannfjella, Dronning Maud Land / Fridtjof Mehlum, Claus Bech & Svein Haftorn. - Geology of Gjelsvikfjella and Western Mühlig-Hofmannfjella / Yoshihide Ohta & Bjørn Tørudbakken. - Botany of Gjelsvikfjella and Mühlig-Hofmannfjella, Dronning Maud Land / Torstein Engelskjøn. - Terrestrial invertebrates of Mühlig-Hofmannfjella / Lauritz Sømme. - Meteorological and glaciological studies in Dronning Maud Land / Yngvar Gjessing. - Geological and paleomagnetic research in Vestfjella, Dronning Maud Land / Harald Furnes & Reidar Løvlie. - Sedimentological research in northwestern part of Dronning Maud Land / Snorre Olaussen. - Geomorphological and glaciological observations in Vestfjella, Dronning Maud Land / Stig Jonsson. - Geophysical studies in the southern Weddell Sea / Kristen Haugland & Yngve Kristoffersen. - Marine geological studies on the Weddell Sea shelf / Anders Solheim & Yngve Kristoffersen. - Radiolaria in surface plankton collected on trans-Atlantic crossing of NARE 1984/85 / Kjell R. Bjørklund. - Hydrographic observations on the southern Weddell Sea shelf break / Arne Foldvik & Tor Gammelsrød. - Iceberg research and other glaciological studies from K/V "Andenes" / Monica Kristensen & Olav Orheim.

Note: Contents: Preface. - Tritium in Antarctic precipitation - information on global distribution / D. Hebert. - On the physical geography of the Schirmacher Oasis (East Antarctica, Dronning Maud Land) / W. Richter. - Investigation of Deuterium concentration relations between atmospheric water vapour and precipitations in the Schirmacher Oasis, East Antarctica / P. Kowski. - Isotope-hydrological and hydrochemical characterization of lakes in the Schirmacher Oasis (East Antarctica) / W. Richter, U. Wand, G. Strauch, P. Kowski, W. Kurze. - Isotope-hydrological and hydrochemical studies of the interior Antarctic lake "Untersee" in the Wohlthat Massif, Dronning Maud Land, East Antarctica / W.-D. Hermichen, M. Crelle, P. Kowski, W. Kurze, U. Wand. - The isotope-glaciological situation in the surroundings of the Schirmacher Oasis/Dronning Maud Land - a first overview / W.-D. Hermichen, P. Kowski, G. Strauch. - Radiocarbon dating of breeding places of petrels in the Antarctic / A. Hiller, U. Wand. - K - Ar dating of basalt dykes in the Schirmacher Oasis, Dronning Maud Land, East Antarctica / G. Kaiser, U. Wand.

Note: CONTENTS Abstract Preface Nomenclature Introduction Background Scope of study Literature review Introduction Incipient formation of frazil ice Particle size and evolution of frazil ice Influences of turbulence and water temperature on the rate of frazil ice formation Conclusions Analytical model Introduction Elements of heat transfer Elements of turbulence Experimentation Experimental apparatus Experimental procedure Results Introduction Nucleation of frazil ice Influences of turbulence on frazil ice formation Water temperature Influences of water temperature and turbulence on the concentration of frazil ice Frazil ice particle shape and size Conclusions Literature cited Appendix A: Preliminary frazil ice experiments Flume experiments Couette-flow Appendix B: Listing of computer program for calculation of frazil ice formation Appendix C: Water temperature rise attributable to frazil ice formation as computed usingthe analytical model .

Note: COTENTS Abstract Preface Nomenclature Introduction Model characteristics and test conditions Ice-hull coefficient of friction Measurements of ice properties Experimental procedures Data acquisition system Test program and procedures for 1:10 model Test program and procedures for 1:24 model Analysis of test results Comparison of test results between 1:10 and 1:24 models Analysis of tests in broken or brash-filled ice channels Analysis of tests in level ice Full-scale prediction of level ice resistance Conclusions Literature cited

Note: CONTENTS Abstract Preface Introduction St. Marys River Ice problems Remedial measures Field studies Highlights, trends, and major findings Modifications to boom Maximum forces Ship traffic Characteristics Effect of boom forces Effect on ice Conclusion Literature cited Appendix A: Ice boom forces

Note: Contents Abstract Preface Introduction Materials and methods Results Discussion Conclusions Literature cited Appendix A: Taxonomic terms Appendix B: Differences in species composition and abundance in duplicate samples examined under optical and inverted light microscopes Appendix C: Morphologic descriptions and SEM micrographs

Note: CONTENTS Abstract Preface Introduction Experiments Test flume facility Experimental apparatus Experimental procedure Results Plastic versus freshwater ice Shoreline forces Boom forces Average shear stress under ice cover Internal forces Discussion Data scatter Summary and conclusions Literature cited Appendix A: Experimental results

Note: CONTENTS Abstract Preface Nomenclature General background The problem Method of solution Results and discussion Conclusions Literature cited Appendix: Evaluation of rn's in equation 25

Note: CONTENTS Abstract Preface Nomenclature Introduction Dielectric properties of sea ice Time-domain spectroscopy measurement Laboratory measurements Field measurements Analysis of ladder data Conductivity of brine and sea ice Complex dielectric constant of brine and sea ice Discussion and conclusions Literature cited

Note: INTRODUCTION WHY SEM ANALYSIS? FORMAT SAMPLE PREPARATION HOW THE SEM WORKS THE SEM MICROGRAPH ELEMENTAL ANALYSIS BY SEM EDX ANALYSIS OF MINERALS SILICATES Silica Quartz Cristobalite (Opal-CT) Opal (Opal-A) Feldspars Potassium Feldspar Resorbed Potassium Feldspar Plagioclase Feldspar with K-Feldspar Overgrowths Resorbed Plagioclase Feldspar Clays Chlorite Illite Kaolinite Halloysite Smectite Nontronite Hectorite Illite-smectite Corrensite Glauconite Rectorite Palygorskite Vermiculite Zeolites Analcime Chabazite Clinoptilolite Erionite Heulandite Laumontite Mordenite Phillipsite Thomsonite Yugawaralite Micas Biotite Muscovite Phlogopite Amphiboles Hornblende Actinolite Riebeckite Pyroxenes Augite Hypersthene Others Talc Chrysotile Sphene CARBONATES Calcite Dolomite Ferroan Dolomite/Ankerite Siderite Chalk PHOSPHATES Apatite Collophane Florencite HALIDES Halite SULFIDES Pyrite Sphalerite SULFATES Gypsum Anhydrite Copiapite Melanterite Barite OXIDES Hematite and Goethite Rutile Magnetite llmenite MISCELLANEOUS Wood ENERGY TABLE OF CHARACTERISTIC X-RAY TRANSITIONS GLOSSARY REFERENCES

Note: 1 Introduction J.R. Ashworth 1.1 Scope of the book 1.2 Definitions 1.3 Migmatites and granites 1.4 Melt-absent migmatization 1.5 Compositions of anatectic leucosomes 1.6 Textures and structures as possible indicators of melt presence 1.7 Estimation of P-T-aₕ₂ₒ conditions 1.8 The Granulite Facies 1.9 Mineral compositions in leucosome and melanosome: the plagioclase problem 1.10 Open and closed systems 1.11 Conclusions References 2 The significance of experimental studies for the formation of migmatites W. Johannes 2.1 Introduction 2.2 Experimental studies in the haplogranite system Qz-Or-Ab-H₂O 2.3 Experimental studies in the tonalite system Qz-Ab-An-H₂O 2.4 Experimental studies in the granite system Qz-Or-Ab-An-H₂O 2.5 Plagioclase compositions: observations in nature, experimental findings and conclusions 2.6 Suggestions for future research References 3 Phase equilibria in partial melting of pelitic rocks James A. Grant 3.1 Introduction 3.2 Subsolidus phase equilibria and experimental data 3.3 Partial melting 3.4 Melting at Pₕ₂ₒ = Pₜₒₜₐₗ 3.5 Melting at Pₕ₂ₒ 〈 Pₜₒₜₐₗ 3.6 Vapour-absent melting 3.7 Internal and external control of intensive variables 3.8 Paths through time and space 3.9 Separation of solid, liquid and vapour 3.10 Summary liquidus relations 3.11 Conclusions References 4 Mass balance in migmatites Sakiko N. Olsen 4.1 Introduction 4.2 Baltimore Gneiss and Front Range migmatites 4.3 Mass-balance calculations: methods and assumptions 4.4 Mass-balance calculations: results 4.5 Littleton Formation migmatites 4.6 Discussion References 5 Textures J.R. Ashworth and E.L. McLellan 5.1 Introduction 5.2 Grain size 5.3 Textures attributed to crystallization from a melt 5.4 Grain shape 5.5 Grain orientation (petrofabric) 5.6 Grain contact relations 5.7 Conclusions References 6 Migmatite occurrences in New England Robert J. Tracy 6.1 Introduction 6.2 Tectonic evolution of New England 6.3 Grenville massifs of western New England 6.4 Ordovician migmatites in the western high grade belt 6.5 Migmatites of the eastern Acadian metamorphic high 6.6 Avalonian terrains overprinted in the Alleghenian 6.7 Summary References 7 Migmatites in the Moines David Barr 7.1 Introduction 7.2 Early migmatites 7.3 Late migmatites 7.4 Sutherland migmatites 7.5 Conclusions References 8 Fluid inclusions in migmatites J. Touret and Sakiko N. Olsen 8.1 Introduction 8.2 Fluid inclusions in migmatites of Bamble, Norway 8.3 Fluid inclusions in the Front Range migmatites

Note: Contents: Membership of the National Committee on Antarctic Research in the Federal Republic of Germany. - Introduction. - Stations. - I. Record of Activities (past and ongoing), April 83-October 84. - II. Planned Activities, October 84-October 85. - References.

Note: 1 Kartenbeilage unter dem Titel: Neuschwabenland (West) 〈1 : 2.000.000〉, Bildflugroutenübersicht Antarktis-Expediton 1983/84 = Aerial Survey Route Map. - 2. Ausgabe. - Frankfurt am Main : Institut für Angewandte Geodäsie (IfAG), 1985. , 1 Beilage unter dem Titel: Supplement to National Antarctic Research Report to SCAR, No. 7 (July 1985) , Contents: Membership of the National Committee on Antarctic Research in the Federal Republic of Germany. - Members of Permanent Working Groups and Groups of Specialists of SCAR. - Introduction. - Stations. - I. Record of Activities (past and ongoing), April 84-October 85. - II. Planned Activities, October 1985 - October 1986. - References. - Addenda to Former Reports. - Index of Activities.

Note: TABLE OF CONTENTS: Distribution List. - Introduction to Volume Two. - RADIO PROCEDURES IN ANTARCTICA. - Introduction. - Distress and emergency procedures. - Control of circuits. - Traffic procedure. - Tests. - USES OF CODES IN ANTARCTIC COMMUNICATIONS. - General. - Radio telegraphy. - Radio telephony. - Radio teleprinter and mechanised operations. - Unofficial codes. - RADIO TELEPRINTER PROCEDURE (RTTY). - General. - Test message format. - METEOROLOGICAL MESSAGES. - Format of meteorological messages. - Addressed messages. - Additional procedures. - Types of meteorological data messages. - GENERAL MESSAGE FORMAT. - EXCHANGE OF INFORMATION ON ANTARCTIC TELECOMMUNICATIONS. - EQUIPMENT AND SCHEDULES.

Note: CONTENTS Abstract Preface Introduction Problem formulation Analytical treatment Application to the upper St. Lawrence River Summary Literature cited Appendix A: Basic program for St. Lawrence River freeze-up forecast

Note: Contents: Abstract Preface Introduction Objectives Analytical techniques Procedures for growing urea ice sheets Analysis of the crystalline structure of urea ice Characteristics of urea ice Results and discussion Ice sheet no. 1 Ice sheet no. 2 Ice sheet no. 3 Ice sheet no. 4 Ice sheet no. 5 Ice sheet no. 6 Ice sheet no. 7 Ice sheet no. 8 Ice sheet no. 9 Ice sheet no. 10 Ice sheet no. 11 Ice sheet no. 12 Ice sheet no. 13 Ice sheet no. 14 Ice sheet no. 15 Ice sheet no. 16 Ice sheet no. 17 Ice sheet no. 18 Ice sheet no. 19 Ice sheet no. 20 Ice sheet no. 21 Ice sheet no. 22 Ice sheet no. 23 Ice sheet no. 24 Urea concentrations in test tank solution and ice Discussion and conclusions E/σf ratio Thickness of incubation layer Crystal properties Literature cited Appendix A: Thin sections of urea ice sheets

Note: Contents Recent research developments / Geological Society, London, Special Publications, 17:xi-xii, doi:10.1144/GSL.SP.1984.017.01.01 --- A. H. F. Robertson and J. E. Dixon: Introduction: aspects of the geological evolution of the Eastern Mediterranean / Geological Society, London, Special Publications, 17:1-74, doi:10.1144/GSL.SP.1984.017.01.02 --- 1. Palaeotethys --- Editor’s introduction / Geological Society, London, Special Publications, 17:75-76, doi:10.1144/GSL.SP.1984.017.01.03 --- A. M. C. Şengör, Y. Yılmaz, and O. Sungurlu: Tectonics of the Mediterranean Cimmerides: nature and evolution of the western termination of Palaeo-Tethys / Geological Society, London, Special Publications, 17:77-112, doi:10.1144/GSL.SP.1984.017.01.04 --- Olivier Monod and Ergün Akay: Evidence for a Late Triassic-Early Jurassic orogenic event in the Taurides / Geological Society, London, Special Publications, 17:113-122, doi:10.1144/GSL.SP.1984.017.01.05 --- I. E. Kerey: Facies and tectonic setting of the Upper Carboniferous rocks of Northwestern Turkey / Geological Society, London, Special Publications, 17:123-128, doi:10.1144/GSL.SP.1984.017.01.06 --- E. Demirtaşh: Stratigraphic evidence of Variscan and early Alpine tectonics in Southern Turkey / Geological Society, London, Special Publications, 17:129-145, doi:10.1144/GSL.SP.1984.017.01.07 --- 2. Neoththys --- Levant and North African offshore: Editor’s introduction / Geological Society, London, Special Publications, 17:147-149, doi:10.1144/GSL.SP.1984.017.01.08 --- M. Delaune-Mayere: Evolution of a Mesozoic passive continental margin: Baër-Bassit (NW Syria) / Geological Society, London, Special Publications, 17:151-159, doi:10.1144/GSL.SP.1984.017.01.09 --- G. Sestini: Tectonic and sedimentary history of the NE African margin (Egypt—Libya) / Geological Society, London, Special Publications, 17:161-175, doi:10.1144/GSL.SP.1984.017.01.10 --- Gdaliahu Gvirtzman and Tuvia Weissbrod: The Hercynian Geanticline of Helez and the Late Palaeozoic history of the Levant / Geological Society, London, Special Publications, 17:177-186, doi:10.1144/GSL.SP.1984.017.01.11 --- Z. Garfunkel and B. Derin: Permian-early Mesozoic tectonism and continental margin formation in Israel and its implications for the history of the Eastern Mediterranean / Geological Society, London, Special Publications, 17:187-201, doi:10.1144/GSL.SP.1984.017.01.12 --- Yehezkeel Druckman: Evidence for Early-Middle Triassic faulting and possible rifting from the Helez Deep Borehole in the coastal plain of Israel / Geological Society, London, Special Publications, 17:203-212, doi:10.1144/GSL.SP.1984.017.01.13 --- Abdulkader M. Abed: Emergence of Wadi Mujib (Central Jordan) during Lower Cenomanian time and its regional tectonic implications / Geological Society, London, Special Publications, 17:213-216, doi:10.1144/GSL.SP.1984.017.01.14 --- F. Hirsch: The Arabian sub-plate during the Mesozoic / Geological Society, London, Special Publications, 17:217-223, doi:10.1144/GSL.SP.1984.017.01.15 --- Michel Delaloye and Jean-Jacques Wagner: Ophiolites and volcanic activity near the western edge of the Arabian plate / Geological Society, London, Special Publications, 17:225-233, doi:10.1144/GSL.SP.1984.017.01.16 --- 3. Neotethys: Turkey --- Editor’s introduction / Geological Society, London, Special Publications, 17:235-240, doi:10.1144/GSL.SP.1984.017.01.17 --- A. Poisson: The extension of the Ionian trough into southwestern Turkey / Geological Society, London, Special Publications, 17:241-249, doi:10.1144/GSL.SP.1984.017.01.18 --- A. H. F. Robertson and N. H. Woodcock: The SW segment of the Antalya Complex, Turkey as a Mesozoic-Tertiary Tethyan continental margin / Geological Society, London, Special Publications, 17:251-271, doi:10.1144/GSL.SP.1984.017.01.19 --- J. W. F. Waldron: Structural history of the Antalya Complex in the ‘Isparta angle’, Southwest Turkey / Geological Society, London, Special Publications, 17:273-286, doi:10.1144/GSL.SP.1984.017.01.20 --- A. B. Hayward: Miocene clastic sedimentation related to the emplacement of the Lycian Nappes and the Antalya Complex, S.W. Turkey / Geological Society, London, Special Publications, 17:287-300, doi:10.1144/GSL.SP.1984.017.01.21 --- Hubert Whitechurch, Thierry Juteau, and Raymond Montigny: Role of the Eastern Mediterranean ophiolites (Turkey, Syria, Cyprus) in the history of the Neo-Tethys / Geological Society, London, Special Publications, 17:301-317, doi:10.1144/GSL.SP.1984.017.01.22 --- Ingrid Reuber: Mylonitic ductile shear zones within tectonites and cumulates as evidence for an oceanic transform fault in the Antalya ophiolite, S.W. Turkey / Geological Society, London, Special Publications, 17:319-334, doi:10.1144/GSL.SP.1984.017.01.23 --- Pınar O. Yılmaz: Fossil and K-Ar data for the age of the Antalya complex, S W Turkey / Geological Society, London, Special Publications, 17:335-347, doi:10.1144/GSL.SP.1984.017.01.24 --- L. E. Ricou, J. Marcoux, and H. Whitechurch: The Mesozoic organization of the Taurides: one or several ocean basins? / Geological Society, London, Special Publications, 17:349-359, doi:10.1144/GSL.SP.1984.017.01.25 --- A. Michard, H. Whitechurch, L. E. Ricou, R. Montigny, and E. Yazgan: Tauric subduction (Malatya-Elazıǧ provinces) and its bearing on tectonics of the Tethyan realm in Turkey / Geological Society, London, Special Publications, 17:361-373, doi:10.1144/GSL.SP.1984.017.01.26 --- G. Aktaş and A. H. F. Robertson: The Maden Complex, SE Turkey: evolution of a Neotethyan active margin / Geological Society, London, Special Publications, 17:375-402, doi:10.1144/GSL.SP.1984.017.01.27 --- Cahit Helvaci and William L. Griffin: Rb-Sr geochronology of the Bitlis Massif, Avnik (Bingöl) area, S.E. Turkey / Geological Society, London, Special Publications, 17:403-413, doi:10.1144/GSL.SP.1984.017.01.28 --- Ömer T. Akıncı: The Eastern Pontide volcano-sedimentary belt and associated massive sulphide deposits / Geological Society, London, Special Publications, 17:415-428, doi:10.1144/GSL.SP.1984.017.01.29 --- A. I. Okay and N. Özgül: HP/LT metamorphism and the structure of the Alanya Massif, Southern Turkey: an allochthonous composite tectonic sheet / Geological Society, London, Special Publications, 17:429-439, doi:10.1144/GSL.SP.1984.017.01.30 --- Teoman N. Norman: The role of the Ankara Melange in the development of Anatolia (Turkey) / Geological Society, London, Special Publications, 17:441-447, doi:10.1144/GSL.SP.1984.017.01.31 --- Ayla Tankut: Basic and ultrabasic rocks from the Ankara Melange, Turkey / Geological Society, London, Special Publications, 17:449-454, doi:10.1144/GSL.SP.1984.017.01.32 --- A. I. Okay: Distribution and characteristics of the north-west Turkish blueschists / Geological Society, London, Special Publications, 17:455-466, doi:10.1144/GSL.SP.1984.017.01.33 --- N. Görür, F.Y. Oktay, İ. Seymen, and A. M. C. Şengör: Palaeotectonic evolution of the Tuzgölü basin complex, Central Turkey: sedimentary record of a Neo-Tethyan closure / Geological Society, London, Special Publications, 17:467-482, doi:10.1144/GSL.SP.1984.017.01.34 --- J. P. Lauer: Geodynamic evolution of Turkey and Cyprus based on palaeomagnetic data / Geological Society, London, Special Publications, 17:483-491, doi:10.1144/GSL.SP.1984.017.01.35 --- 4. Neotethys: Greece and the Balkans --- Editor’s introduction / Geological Society, London, Special Publications, 17:493-498, doi:10.1144/GSL.SP.1984.017.01.36 --- Robert Hall, M. G. Audley-Charles, and D. J. Carter: The significance of Crete for the evolution of the Eastern Mediterranean / Geological Society, London, Special Publications, 17:499-516, doi:10.1144/GSL.SP.1984.017.01.37 --- Michel Bonneau: Correlation of the Hellenide nappes in the south-east Aegean and their tectonic reconstruction / Geological Society, London, Special Publications, 17:517-527, doi:10.1144/GSL.SP.1984.017.01.38 --- M. Okrusch, P. Richter

Note: 1 The nature, occurrence and geological significance of fluid inclusions 1.1 Introduction 1.1.1 Occurrence and distribution 1.1.2 Abundance and distribution in single crystals 1.1.3 The manifestation of inclusions in minerals 1.1.4 Inclusion morphologies 1.2 Paragenetic classification 1.3 Sorby's early work on homogeneous and heterogeneous trapping 1.4 Variations in fluid inclusion contents 1.5 Fluid inclusions as representative portions of geological fluids 1.5.1 Bulk leakage 1.5.2 Leakage through diffusion 1.5.3' Representative trapping 1.6 Changes after trapping 1.6.1 Re-equilibration of the inclusion walls and necking-down 1.6.2 Migration of inclusions in a thermal gradient 1.7 Geological significance of fluid inclusions 1.7.1 Composition of fluids 1.7.2 Geothermometry and geobarometry 1.7.3 Patterns of fluid flow 1.7.4 Fluid inclusion studies in mineral exploration 1.7.5 Fluid inclusion studies in oil exploration 1.7.6 Other applications 1.8 Concluding remarks 2 Sample selection and preparation for microscope examination 2.1 Introduction 2.2 Choice of material for study 2.2.1 Hydrothermal veins 2.2.2 Igneous rocks 2.2.3 Medium- to high-grade metamorphic rocks 2.2.4 Sedimentary rocks 2.3 Grain mounts 2.3.1 Preparation 2.3.2 Immersion oils 2.3.3 Manipulation of grains 2.4 Cleavage fragments for optical study 2.5 Preparation of polished wafers for thermometric analysis 2.5.1 Stage 1: sawing and grinding 2.5.2 Stage 2: polishing 2.5.3 Stage 3: reverse mounting 2.5.4 Handling difficult samples 2.5.5 Storage of specimens 2.5.6 Summary of basic requirements for fluid inclusion wafer preparation 3 Optical examination 3.1 Introduction 3.2 Optical requirements 3.3 Recognition and location of fluid inclusions 3.4 Recognition of phases within inclusions 3.4.1 Daughter minerals 3.4.2 Compressed gases 3.4.3 Hydrocarbon liquids 3.4.4 Glass 3.5 Recognition of necking-down, leakage and natural decrepitation 3.5.1 Problems of heterogeneous trapping and metastability 3.6 Classification of inclusions following optical study 3.7 Phase proportions in individual fluid inclusions 3.7.1 Degree of fill (F) and calculation of overall density for two-phase aqueous (L + V) inclusions 3.7.2 Calculation of overall density and salinity for three-phase aqueous (L + V + S) inclusions 3.7.3 Estimation of phase proportions 3.8 Other microscope techniques 3.8.1 Opening inclusions under the microscope 3.8.2 Ultraviolet (UV) microscopy 3.8.3 Infrared (IR) microscopy 3.8.4 Scanning electron microscopy (SEM) 3.9 Summary of observations during optical examination 4 Basic principles of thermometric analysis 4.1 Introduction 4.2 Heating 4.2.1 Liquid-vapour homogenization in two-phase (L + V) aqueous inclusions 4.2.2 Dissolution of daughter minerals 4.2.3 Homogenization of immiscible H₂O-CO₂ liquids 4.3 Freezing 4.3.1 Aqueous H₂O-salt systems 4.3.2 Non-aqueous CO₂-CH₄ -N₂ systems 4.3.3 Mixed H₂O-salt-CO₂ systems 5 Heating-freezing stages 5.1 Availability 5.1.1 Introduction 5.1.2 Chaixmeca stage 5.1.3 Linkam TH 600 stage 5.1.4 Reynolds stage 5.1.5 Additional considerations 5.2 Installation and calibration 5.2.1 Heating 5.2.2 Freezing 5.2.3 Alternative cryogenic baths 5.2.4 Calibration of the stage 6 Practical aspects of thermometric analysis 6.1 Introduction 6.2 Freezing 6.2.1 Aqueous H₂O-salt inclusions 6.2.2 Non-aqueous CO₂-CH₄-N₂ inclusions 6.2.3 Mixed H₂O-NaCl-CO₂ inclusions 6.3 Heating 6.3.1 Liquid-vapour homogenization 6.3.2 Dissolution of daughter minerals 6.3.3 Homogenization of H₂O-CO₂ inclusions 7 Presentation and interpretation of thermometric data 7.1 Introduction 7.2 Assessment of results for individual inclusions 7.2.1 Accuracy and precision 7.2.2 Data and presentation 7.3 Measurements and more measurements 7.4 Presentation of data 7.5 Interpretation of data 7.5.1 Recognition of discrete populations 7.5.2 Continuous variation 7.5.3 Further considerations of boiling, liquid immiscibility and halite-bearing inclusions 7.6 Estimation of pressure and trapping conditions 7.6.1 Methods for calculating fluid pressures from fluid inclusion data 7.6.2 Estimation of depth of trapping 8 The chemical analysis of fluid inclusions—theoretical considerations 8.1 Introduction 8.2 The crush-leach method 8.2.1 Introduction 8.2.2 Cation analysis 8.2.3 Anion analysis 8.2.4 Other considerations 8.3 Volatiles—bulk analysis 8.4 The ICP-linked decrepitation technique 8.5 Identification of solid phases by X-ray methods 8.5.1 Introduction 8.5.2 X-ray diffraction 8.5.3 Scanning electron microscopy (SEM) 8.5.4 Other solid phases 8.6 The microanalysis of individual inclusions 8.6.1 Introduction 8.6.2 Laser excited Raman spectroscopy 8.6.3 Laser beam ablation 8.6.4 Other techniques 8.7 Neutron activation analysis (NAA) 8.8 Isotopic analysis 9 The chemical analysis of fluid inclusions—practical considerations 9.1 Introduction 9.2 Crush-leach analysis for non-volatile components 9.2.1 Sample selection 9.2.2 Sample preparation 9.2.3 Analysis 9.2.4 Results 9.3 Decrepitation and the analysis of non-volatile constituents 9.3.1 Introduction 9.3.2 Sample selection 9.3.3 Sample preparation 9.3.4 Analysis 9.3.5 Results 9.4 The analysis of volatile constituents 9.4.1 Sample selection 9.4.2 Sample preparation 9.4.3 Analysis 9.4.4 Data obtained 9.5 Stable isotopic analysis 9.5.1 Sample selection 9.5.2 Sample preparation 9.5.3 Analysis 9.5.4 Results 9.6 Scanning electron microscopy and the analysis of solid phases 9.6.1 Preparation of sample 9.6.2 Instrument operation 9.6.3 Interpretation 10 Future trends in fluid inclusion studies 10.1 Importance of fluid processes in the Earth's crust 10.2 Developments in methodology 10.2.1 Analysis of individual inclusions 10.2.2 Bulk analysis of several inclusion populations 10.3 Theoretical considerations on the PVTX properties of fluids 10.4 Future applications 10.4.1 Deep crustal processes 10.4.2 Diagenesis and fluids in sedimentary basins 10.4.3 Hydrocarbon and mineral exploration 10.4.4 Tectonics 10.5 Summary Appendix I Some UK suppliers of equipment and consumables for the preparation of fluid inclusion polished wafers Appendix II Examples of standard charts for visually estimating the degree of fill (F) in two-phase inclusions Appendix III Main manufacturers/suppliers of optical equipment and heating-freezing stages Appendix IV Some suppliers of substances recommended for the temperature calibration of heating-freezing stages Appendix V Materials and equipment for routine crush-leach analysis References Index

Note: CONTENTS List of Figures and Illustrations List of Tables Preface Acknowledgements Notation 1. On the Scientific Method of J. Ross Mackay / W.H. MATHEWS 2. Experimental Observations of Periglacial Processes in the Arctic / ALFRED JAHN 3. Extreme Rainfall and Rapid Snowmelt as Causes of Mass Movements in High Latitude Mountains / ANDERS RAPP 4. Estimation of Avalanche Runout Distances in New Zealand/ B.B. FITZHARRIS 5. The Ice Factor in Frozen Ground / L.W. GOLD 6. Models of Soil Freezing / M.W. SMITH 7. A Step Function Model of Ice Segregation / S.I. OUTCALT 8. Recent Observations on the Deformation of Ice and Ice-Rich Permafrost / N.R. MORGENSTERN 9. Distribution of Recently Active Ice and Soil Wedges in the U.S.S.R. / N.N. ROMANOVSKIJ 10.Periglacial Problems / A.L. WASHBURN Notes on Contributors Author Citation Index Index , Abstracts in englischer, französischer und russischer Sprache

Note: CONTENTS Abstract Preface Introduction Observations Discussion Literature cited Appendix A: Site location maps

Note: CONTENTS Abstract Preface Summary Introduction Description of the model Ice thickness equations Heat budget and oceanic boundary layer Analytic examination of the ridge redistribution process Theoretical framework Some specific redistributors Comparison to ridge morphological data Ice strength for different redistributors Numerical simulation results Basin-wide ice thickness and velocity characteristics Ice edge evolution and sensitivity Ice thickness characteristics off the Canadian Archipelago Comparison of observed and simulated ice drift Mass balance characteristics Concluding remarks Literature cited Appendix A: Mechanical redistributor Appendix B: Heat budget code Appendix C: Thickness finite difference code

Note: CONTENTS Abstract Preface Nomenclature Section 1. Introduction Section 2. Wave propagation in the earth Section 3. Body waves: ray theory and wave theory Geometric ray theory Wave theory Section 4. Surface waves Section 5. Normal modes Section 6. Finite-difference method Section 7. Finite-element method Section 8. Hybrid methods Section 9. Conclusion Literature cited

Note: CONTENTS Abstract Preface Introduction Test procedure Test apparatus Test surfaces Ice samples Test program Results and discussion Effect of wear of ice sample Effect of normal pressure Effect of velocity, crystal orientation and surface conditions Results summary Comparison with laboratory study Recommendations on test apparatus Literature cited Appendix A : Test results

Note: CONTENTS Abstract Preface Introduction Materials and methods Bentonite and water samples Sorbate solutions Sorption isotherms HPLC analysis Analyte standards Water solubilities Octanol-water partition coefficients Sorption isotherms Freundlich Langmuir BET Scatchard Gibbs Linear Polynomial Results and discussion TNT DNT RDX and HMX Effect of drilling muds on analysis SEM and EDXA analysis of bentonite wells Other studies Summary Literature cited Appendix A : Results for TNT Appendix B: Results for DNT Appendix C: Results for RDX Appendix D : Results for HMX Appendix E: Characteristics of Quik-Gel, Aqua-Gel and well water

Note: Introduction Climatic changes as possible consequences of human activities Impact study Case study: the impacts of a CO₂-induced climatic change on the agricultural sector of the European Communities Case study: the impacts of a CO₂-induced climatic change on water availability in the European Communities Case study: the impacts of a CO₂-induced climatic change on the energy sector of the European Communities Case study: the economic consequences of a change in climate on agriculture.

Note: CONTENTS Abstract Preface Nomenclature Introduction Snow metamorphism Mass transfer by diffusion in snow Heat transfer Background-porous media Structure of thermal convection Rayleigh number Onset problem Heat transfer attributable to thermal convection Layering and slope effects Studies of convection through snow Modeling Equation of motion Energy equation Finite difference methods Numerical solution Verification of the model Modeling results Effects of constant flux and permeable boundaries on convection in horizontal layers Effects of phase change on convection Convection in sloped layers Experiments Introduction Experimental apparatus Experimental results and discussion Glass beads Snow Applications and conclusions Onset of Benard convection in seasonal snow covers Applications to snow metamorphism Summary Recommendations Literature cited Appendix A: Derivation of fmite difference formulae Appendix B: Computer programs Appendix C: Sample calculations

Note: CONTENTS INTRODUCTION PROCESSES AND OTHER STRUCTURES ON THE DIATOM VALUE SHAPE, SYMMETRY AND SIZE SPECIES DESCRIPTIONS AND KEYS GROUP 1 - DISTINCTIVE GENERA GROUP 2 - DISCOID GENERA REFERENCES

Note: Introduction Trip 1. A Streetcar to Subduction Trip 2. To Fort Mason and Subducted Sandstone Trip 3. Baker's Beach and Fort Point: A Trip to Melange and Serpentine Trip 4. A Sedentary Survey of the Structure of the City (With Side Trips Afoot) Trip 5. Marin Headlands: Pillow Basalt and Chert Trip 6. A Boat Trip to the Blueschist Facies: Angel Island and the Metamorphosed Francisan Trip 7. After Subduction Is Over: A BART Trip to a Transform Fault Appendix Glossary Selected Bibliography

Note: Kartenbeilage (Figure 1 : 1 of 12) unter dem Titel: Geophysical correlation between the geological zonation of Newfoundland and the British Isles : The geological zonation of Newfoundland and the British Isles and its offshore extension as defined geophysically (see text) /by R. T. Haworth and R. D. Jacobi , Kartenbeilage (Figure 2 : 2 of 12) unter dem Titel: Geophysical correlation between the geological zonation of Newfoundland and the British Isles : Compilation of magnetic anomaly data for the Canadian, British, Irish and French continental margins /by R. T. Haworth and R. D. Jacobi , Kartenbeilage (Figure 3 : 3 of 12) unter dem Titel: Geophysical correlation between the geological zonation of Newfoundland and the British Isles : Compilation of gravity anomaly data for the Canadian, British, Irish and French continental margins /by R. T. Haworth and R. D. Jacobi , Kartenbeilage (Figure 3 : 4 of 12) unter dem Titel: Crustal geometry of the Appalachian Orogen from seismic reflection studies : COCORP New England traverse Parts I and II /by Clifford J. Ando, Frederick A. Cook, Jack E. Oliver, Larry D. Brown, and Sidney Kaufman , Kartenbeilage (Figure 5 : 4 of 12) unter dem Titel: Crustal geometry of the Appalachian Orogen from seismic reflection studies : Québec seismic traverse 2001 /by Clifford J. Ando, Frederick A. Cook, Jack E. Oliver, Larry D. Brown, and Sidney Kaufman , Kartenbeilage (Figure 7 : 5 of 12) unter dem Titel: Crustal geometry of the Appalachian Orogen from seismic reflection studies : COCORP southern Appalachian traverse Part I /by Clifford J. Ando, Frederick A. Cook, Jack E. Oliver, Larry D. Brown, and Sidney Kaufman , Kartenbeilage (Figure 2 : 6 of 12) unter dem Titel: A deep structural profile across the Appalachians of southern Quebec : Geological map along the seismic line : compiled by P. St.-Julien and A. Slivitsky from maps by Clark and Globensky (1973), Muller (unpubl.), St--Julien (unpubl.), and Kelly (1975) /by Pierre St.-Julien, Anne Slivitsky, and Tomas Feininger , Kartenbeilage (Figure 3 : 6 of 12) unter dem Titel: A deep structural profile across the Appalachians of southern Quebec : Structural profile across the southwestern part of the Quebec Appalachians : Interpretation by P. St.-Julien, A. Slivitsky, and B. Granger, modified from an unpublished geophysical interpretation by SOQUIP /by Pierre St.-Julien, Anne Slivitsky, and Tomas Feininger , Kartenbeilage (Figure 4 : 7 of 12) unter dem Titel: A deep structural profile across the Appalachians of southern Quebec : Palinspastic section of the Cambrian-Ordovician units along the seismic line (modified from St-Julien and Hubert, 1975) /by Pierre St.-Julien, Anne Slivitsky, and Tomas Feininger , Kartenbeilage (Figure 5 : 7 of 12) unter dem Titel: A deep structural profile across the Appalachians of southern Quebec : Seismic profile 2001 (Quebec Department of Engery and Resources, DP665) /by Pierre St.-Julien, Anne Slivitsky, and Tomas Feininger , Kartenbeilage (Figure 1 : 8 of 12) unter dem Titel: Geologic interpretation of geophysical maps of the pre-cretaceous "basement" beneath the coastal plain of the southeastern United States : Aeromagnetic map of part of the southeastern Unites States (from Zietz and Gilbert, 1980) 〈1: 2000000〉 /by Michael W. Higgins and Isidore Zietz , Kartenbeilage (Figure 2 : 9 of 12) unter dem Titel: Geologic interpretation of geophysical maps of the pre-cretaceous "basement" beneath the coastal plain of the southeastern United States : Bouguer gravity map of part of the southeastern United States 〈1: 2000000〉 : compiled by David Daniels (personal communication) /by Michael W. Higgins and Isidore Zietz , Kartenbeilage (Figure 3 : 10 of 12) unter dem Titel: Geologic interpretation of geophysical maps of the pre-cretaceous "basement" beneath the coastal plain of the southeastern United States : Magnetic terranes of part of the southeastern United States 〈1: 2000000〉 /by Michael W. Higgins and Isidore Zietz , Kartenbeilage (Plate 1 : 11 of 12) unter dem Titel: An interpretation of the geology of the Mauritanides orogenic belt (West Africa) in the light of geophysical data : Geological map of the western margin of the West African craton (modified after Lécorché, 1980) /by J. P. Lécorché, J. Roussel, J. Sougy, and Z. Guetat , Kartenbeilage (Plate 2 : 12 of 12) unter dem Titel: An interpretation of the geology of the Mauritanides orogenic belt (West Africa) in the light of geophysical data : Bouguer gravity anomaly map (contour interval 5 mgal) of the western margin of the West African craton, also showing the principal geological subdivisions /by J. P. Lécorché, J. Roussel, J. Sougy, and Z. Guetat , Introduction (Robert D. Hatcher, Jr., Harold Williams, and Isidore Zietz) A new geophysical criterion to correlate the Acadian and Hercynian orogenies of western Europe and eastern Ameria (Jean-Pierre Lefort) A plate-tectonics model for the Paleozoic assembly of Pangea based on paleomagnetic data (Rob Van der Voo) Geophysical correlation between the geological zonation of Newfoundland and the British Isles (R. T. Haworth and R. D. Jacobi) Appalachian suspect terrones (Harold Williams and Robert D. Hatcher, Jr.) Exotic terranes in the New England Appalachians—limits, candidates, and ages: A speculative essay (E-an Zen) Crustal geometry of the Appalchian orogenfrom seismic reflection studies (Clifford J. Ando, Frederick A. Cook, Jack E. Oliver, Larry D. Brown, and Sidney Kaufman) A deep structural prof He across the Appalachians of southern Quebec (Pierre St.-Julien, Anne Slivitsky, and Thomas Feininger) Tectonic significance of paired gravity anomalies in the southern and central Appalachians (M. D. Thomas) Geologic interpretation of geophysical maps of the pre-Cretaceous "basement" beneath the Coastal Plain of the Southeastern United States (Michael W. Higgins and Isidore Zietz) An interpretation of the geology of the Mauritanides orogenic belt (West Africa) in the light of geophysical data (J. P. Lécorché, J. Roussel, J. Sougy, and Z. Guetat) Tectonic significance of similarities in the evolution of the Alabama-Pennsylvania Appalachians and the Alberta-British Columbia Canadian Cordillera (Raymond A. Price and Robert D. Hatcher, Jr.) The distribution of layer parallel shortening fabrics in the Appalachian foreland of New York and Pennsylvania: Evidence for two non-coaxial phases of the Alleghanian orogeny (Peter Geiser and Terry Engelder) Role of basement warps and faults in localizing thrust fault ramps (David Wiltschko and Daniel Eastman) Detachment, shear, and compression in the central Alps (H. P. Laubscher) Cover and basement: A contrast in style and fabrics (P. A. Rathbone, M. P. Coward, and A. L. Harris)

Note: N.F. entfällt ab 57.2000. - Volltext auch als Teil einer Datenbank verfügbar , Ersch. ab 2000 in engl. Sprache mit dt. Hauptsacht.

Note: Contents Abstract Preface Nomenclature Introduction Test objectives Experimental setup and procedures Facilities Test fixture Data acquisiton system Ice sheets Measurement of ice properties Daily test summary Experimental results and discussion Observations Ice force records Frequency of ice force variations Discussion Maximum crushing forces Mean effective pressure or specific energy of ice in crushing Failure energy of ice Ratio of maximum force to mean force Summary and conclusions Literature cited Appendix A: Data for continuous crushing tests

Note: CONTENTS Abstract Preface Introduction Background on development Drill development and configuration Equipment Modifications Operations Assembly and disassembly Field transport and movement Typical operating procedures Effect of material properties, weather and water Depth and hole completion time Summary Literature cited

Note: CONTENTS Abstract Preface Nomenclature Introduction Constitutive equations for a two-size mixture Limiting case of the two-size mixture Complete spectrum analysis for spheres and disks Conclusion Literature cited Appendix A: Derivation of collision frequency between neighboring spheres that follow the mean shear flow without fluctuations

Note: CONTENTS Abstract Preface Introduction Test material and test specimens Test material Required dimensions for test specimens Acquisition and preparation of specimens Field core sampling Specimen preparation in the laboratory Application of forces and displacements to uniaxial specimens Compression Tension Squareness imperfections Loading devices Universal testing machine Gas actuator for constant load Weight-and-pulley system for constant tension Equipment for triaxial tests Measurement of force and displacement Force Displacement Readouts and recorders Literature cited Appendix A: Phenolic-resin end caps Appendix B: Compliant platens Appendix C: Theoretical factor for converting overall strain to gauge-length strain indumbbell specimens Appci dix D: Items developed but not used in Phase I Appendix E: Use of the Brazil test

Note: Contents Abstract Preface Introduction Background Materials Sample preparation Nuclear magnetic resonance Specific surface area Electrical conductivity Results and discussion Summary Literature cited Appendix A: Unfrozen water content vs temperature data for Lanzhou silt

Note: CONTENTS Abstract Preface Introduction Methods and instrumentation Results Drift tracks Pressure data Temperature data Discussion Conclusions Literature cited

Note: CONTENTS Abstract Preface Introduction Field Sampling Site selection and description Ice sampling procedures Shipping and storage of ice samples Testing Techniques Multi-year Pressure Ridge Tests Ice description Sampling scheme and test variables Uniaxial compressive strength Residual compressive strength Failure strains Initial tangent modulus Statistical Variations in Ice Strength Differences in strength above and below level ice Sources of the variation in strength Shape of the strength histograms Multi-year Floe Ice Tests Ice description Uniaxial compressive strength Constant-load compression tests Constant-strain-rate tension tests Triaxial tests Conclusions Literature Cited Appendix A: Structural profile of a multi-year pressure ridge core Appendix B: Ridge uniaxial compression test data Appendix C: Structural profile of the continuous multi-year floe core Appendix D: Multi-year floe test data

Note: CONTENTS Abstract Preface Summary Chapter 1. Introduction Location Purpose of study Previous work Chapter 2. Methodology Geology Overland erosion Wave erosion Frost penetration and heave Thaw failure Bank recession Ground water Soil moisture Chapter 3. Results Geology Geotechnical properties Overland erosion Wave erosion Freeze-thaw phenomena Ground water fluctuations Other slope failures Chapter 4. Discussion Overland erosion Wave erosion Thaw failure Universal soil loss equation Chapter 5. Summary and conclusions Techniques Erosion processes at Orwell lake Bank recession Literature cited Appendix A1: Average cumulative change of surface at erosion stations #2-12, 1980-81 Appendix A2: Cumulative net changes at overland erosion stations #1-12, 1980-81 Appendix A3: Cumulative net changes at overland erosion stations #1 -12, 198 1-82 Appendix A4: Cumulative average erosion at overland erosion stations #1-12, 1980-81 Appendix AS: Cumulative average erosion at overland erosion stations #1-12, 1981-82 Appendix A6: Cumulative average erosion at overland erosion stations #1 -1 2A, 1982 Appendix B: Dimensions of erosion sections, Orwell Lake, Minnesota Appendix C: Piezometer installation data, Orwell Lake, Minneso

Note: CONTENTS Abstract Preface Introduction Field sampling program Site selection and description Coring procedures Core logging procedures Shipping and storage of ice samples Ice description Salinity and density Structure Constant-strain-rate compression tests Test variables Uniaxial compressive strength Strength and structure Strength and porosity Residual compressive strength Failure strain Initial tangent modulus Constant-strain-rate uniaxial tension tests Test variables Uniaxial tensile strength Failure strains Initial tangent modulus Constant-strain-rate triaxial tests Equipment Test variables Synthane end caps Triaxial strength Failure strains Initial tangent modulus Effect of sinthane end caps on results Constant-load compression tests Test variables Test results Conclusions Literature cited Appendix A: Ice structure profile of ridge C core Appendix H: Test data Appendix C: Static determination of Young's modulus in sea ice

Note: CONTENTS Abstract Preface Introduction Experimental set-up and conditions Results of wedge resistance measurements Results of floe size measurements Statistical analysis of data Comparison between model and full-scale data Conclusions and recommendations Literature cited Appendix A: Wedge tests-floe size measurements Appendix B: Wedge tests-histograms of floe length and floe area Appendix C: Cumulative frequency distributions for floe length and floe area

Note: A. Introduction.- Obituary.- Purpose of this Book.- Synopsis.- B. General Framework of Hypersaline Environments with Special Reference to the Red Sea.- 1. Introduction and Definitions.- 2. The Northern Red Sea, a Historical Sketch.- 3. Gulf of Elat (Aqaba). Geological and Sedimentological Framework.- 4. Coastal Evaporite Systems.- 5. Hypersaline Sea-marginal Flats of the Gulfs of Elat and Suez.- 6. Anchialine Pools — Comparative Hydrobiology.- 7. Botanical Studies on Coastal Salinas and Sabkhas of the Sinai.- C. The Gavish Sabkha — A Case Study.- 8. Introduction.- 9. Geomorphology, Mineralogy and Groundwater Geochemistry as Factors of the Hydrodynamic System of the Gavish Sabkha.- 10. The Ras Muhammad Pool: Implications for the Gavish Sabkha.- 11 Salinity and Water Activity Related Zonation of Microbial Communities and Potential Stromatolites of the Gavish Sabkha.- 12. Structure and Physiology of Square-shaped and Other Halophilic Bacteria from the Gavish Sabkha.- 13. Photoactive Pigments in Halobacteria from the Gavish Sabkha.- 14. Photosynthetic Microorganisms of the Gavish Sabkha.- 15. The Fauna of the Gavish Sabkha and the Solar Lake — a Comparative Study.- 16. Trace Metal Concentrations in Sediments from the Gavish Sabkha.- 17. Biogeochemistry of Gavish Sabkha Sediments I. Studies on Neutral Reducing Sugars and Lipid Moieties by Gas Chromatography-Mass Spectrometry.- 18. Biogeochemistry of Gavish Sabkha Sediments II. Pyrolysis Mass Spectrometry of the Laminated Microbial Mat in the Permanently Water-Covered Zone Before and After the Desert Sheetflood of 1979.- 19. Carbon Isotope Geochemistry and 14C Ages of Microbial Mats from the Gavish Sabkha and the Solar Lake.- D. Applied Aspects and Paleoecology.- 20. Introduction.- 21. A Paleobiological Perspective on Sabkhas.- 22. Applied and Economic Aspects of Sabkha Systems — Genesis of Salt, Ore and Hydrocarbon Deposits, and Biotechnology.- Acknowledgements.- References.- Taxonomic Index.

Note: CONTENTS: INTRODUCTION. - PREFACE. - LIST OF MEMBERS. - SECTION I (GEOLOGY). - Geology of the Dakshin Gangotri landmass, Schirmacher Hill, Antarctica / M. K. Kaul, S. K Chakraborty and V. K Raina. - On the nature of the basic rock erratics from the Dakshin Gangotri landmass, Antarctica / V. K Raina, M. K Kaul and S. K Chakraborty. - On the amphibolites from the Indian Research Station at Antarctica / M. K Kaul, S. K Chakraborty and V. K Raina. - Mineralogical variation in the gneisses from Dakshin Gangotri, Antarctica / S. K Chakraborty, M. K Kaul and V. K Raina. - Petrography of the biotite-homblende bearing quartzo-feldspathic gneisses from Dakshin Gangotri, Schirmacher Hill, Antarctica / M. K. Kaul, S. K. Chakraborty and V. K. Raina. - SECTION II (GEOPHYSICS AND GEOMAGNETISM). - Acoustic studies at and around Dakshin Gangotri, Antarctica / H. R. S. Sastry. - Magnetic characteristics of Princess Astrid Coast of Antarctica 70°S, 12°E north of Dakshin Gangotri / G. S. Mittal and D. C. Mishra. - Geomagnetic field variations near Dakshin Gangotri, Antarctica / G. K Rangarajan, L. A. D'Cruz and Asha R. Patil. - Riometer observations at Antarctica in 1982-83 Indian Expedition / A. K Saha, R. Venkatachari, A. Sen Gupta and G. K. Rangarajan. - Studies of high latitude D-region using VLF observations / A. Sen Gupta, G. K Gael and B. S. Mathur. - Magnetometrics in the study of sub-surface structures of Antarctica margin / B. R Arora, S. Y. Waghmare and L. A. D'Cruz. - SECTION Ill (GLACIOLOGY). - Ice shelf studies at and around Indian Scientific Research Station, Dakshin Gangotri, Antarctica / V. K. Raina, M. K. Kaul and S. K. Chakraborty. - Ablation on the Antarctic shelf ice / M. K. Kaul, S. K. Chakraborty and V. K. Raina. - Iceberg studies in Antarctic waters / M. K. Kaul, S. K. Chakraborty and V. K. Raina. - A note on the snout of the Dakshin Gangotri Glacier, Antarctica / M. K. Kaul, S. K. Chakraborty and V. K. Raina. - Experiment on artificial augmentation of ablation on the shelf ice, Antarctica / M. K. Kaul, S. K. Chakraborty and V. K. Raina. - Stratigraphic studies of Antarctic ice / M. K. Kaul, S. K. Chakraborty and V. K. Raina. - Isotopic and TL studies of Antarctic ice samples / V. N. Nijampurkar, N. Bhandari, S. K. Bhattacharya, D. K. Rao, D. Sen Gupta, V. K. Raina and M. K. Kaul. - SECTION IV (METEOROLOGY AND RADIO PHYSICS). - Meteorological studies at Antarctica / C. R. Sreedharail and A. K. Sharma. - Infrasonic observations at Antarctica / R. Vankatachari, A. Sen Gupta, A. K. Saha and B. J. Srivastava. - High frequency communication in Antarctica / Anant Kumar Andhare. - Parameterization of the marine boundary layer for use in circulation modellings and duct propagation in the Indian Ocean / P. K. Pasricha.