Proceedings of the Fourth International Symposium on Borehole Geophysics for Minerals, Geotechnical, and Groundwater Applications

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CONTENTS

Foreword, P.G. Killeen, p. vii

Session I - New Technology and Methods / Elemental Measurements

"Development of a New Borehole Orientation Probe," S.J. Balch and D. Blohm, p. 9

"MRIL* An Environmentally Safe Measure of Porosity and Permeability," G. Coates, H. Collier, B. Milligan, M. Vasilache, and J. Carter, p. 21

"Identification of Artificial Gamma-Emitting Nuclides Using a Scintillator-Based Gamma-Ray Logging System," J.G. Conaway, p. 37

"Dalhart Post Shot Investigation," M. Mathews, K. Hahn, J. Thompson, L. Gadeken, and W. Madigan, p. 47

"A Comparison of Energy-Window and Spectral-Fitting Methods for the Estimation of Carbonate Content in Rocks Using Neutron-Induced Gamma Rays," J.R. Hearst, J.G. Conaway, D.E. Trcka, and J.A. Grau, p. 63

"Calibration of a High-Resolution Passive Gamma-Ray Logging System for Nuclear Waste Assessment," J.R. Brodeur, C.J. Koizumi, W.H. Ulbricht, and R.K. Price, p. 71

"Intrinsic Gen-nanium Gamma-Ray Data from the New American Petroleum Institute Spectral Gamma-Ray Calibration Models," C.J. Koizumi, W.H. Ulbricht, and J.R. Brodeur, p. 87

Session II - Mineral Exploration / EM / Radar

"Surface-to-Borehole Frequency EM Method - A Test Study in the Iberian Pyrite Belt," B. Bourgeois, A. Straub, and P. Valla, p. 97

"A New Multiple Component Downhole Pulse EM Probe for Directional Interpretation," D.G. Hodges, J.D. Crone, and R. Pemberton, p. 107

"A Study of Borehole Time Domain Electromagnetic Surveys From the Heath Steele/Stratmat Properties of Northern New Brunswick," K.A. Robertson and G.L. Ascough, p. 125

"Underground Downhole Geophysics at the CSA Mine, Cobar, Australia: A Case Study," A.R.D. Doe, J.T. Carsell, C.K. Smith, and M.E. Erickson 143 "VLF Logging Tests in Eastern Canada," J. Roy, p. 149

"Measurement of Crosshole Electrical Conductivity in Tuffaceous Alluvium with Radio Tomography," L.G. Stolarczyk, p.157

"Downhole VLF E-Field and H-Field Logging," A. Cinq-Mars and C.J. Mwenifumbo, p. 169

"Crosshole Frequency-Domain EM in Mineral Exploration," W.J. McGaughey (Abstract only), p. 177

"Applications of Physical Property Logging in Base Metal Exploration: Case History of the Sheep Creek Cu-Co Deposit, Central Montana, USA," G.M. Hollyer and A.V. Dyck (Abstract only), p. 178

"Field Evaluation of Electrodes for Drillhole Self Potential Measurements," C.J. Mwenifumbo, p. 179

"A Review of Canadian Calibration Facilities for Borehole Geophysical Measurements," L.D. Schock, P.G. Killeen, B.E. Elliott, and G.R. Bemius, p. 191

"An Overview of Borehole Geophysical Research at the Geological Survey of Canada," P.G. Killeen, L.D. Schock, B.E. Elliott, A. Cinq-Mars, C.J. Mwenifumbo, G. Bemius, W. Hyatt, and S. Birk, p. 203

Session III - Data Processing / Novel Methods

"The Use of Software Tools in Borehole EM Interpretation and Survey Planning," Y. Lamontagne (Abstract only), p. 210

"An Application of Principal Components Analysis to Borehole Geophysical Data," J.D.C. Kassenaar, p. 211

"Using Well-Logs to Parametrize Geology," M. Pilkington and J.P. Todoeschuck, p. 219

"An Overview of Processing, Display and Enhancement Methods used on Borehole Geophysical Logging Data at the Geological Survey of Canada," B.E. Elliott, p. 227

"Temperature Logging in Mineral Exploration," C.J. Mwenifumbo, p. 237

Session IV - Geotechnical / Seismic

"Graphical Overlay Applications in Geotechnical Log Analysis," F.L. Paillet, p. 249

"Advances in Full Wave Fon-n Sonic Processing Applied to Groundwater and Geotechnical Investigations," R.E. Crowder, E.N. Yearsley, and N.W. Smith (Abstract only), p. 265.

"Developments in the Mini-Charts System and Field Trial Results in Measuring Excavation Damage in Granite," J.G. Hayles, K.M. Stevens, M.H. Serzu, and G.S. Lodha, p. 267 .

"Formation Elastic Parameters from Acoustic and Density Logs in Emplacement Holes," M. Mathews and R. Fenster, p. 307.

"Ultrasonic Borehole Televiewer Logging: Real Time Digitization During Logging on a PC Based System," D.R. Schmitt, H. Neiman, L. Holm, and J. MacKinnon, p. 339.

"Borehole Logs for Detection of Glacially Deformed Bedrock," M.M. Fenton, J.G. Pawlowicz, and G.L. Hoffman, p. 347.

"Borehole Density Logging at Duncan Dam," H.D. Plewes, V.S. Pillai, and B.L. Kilpatrick.p. 357.

"'Me Use of Geophysics in Fracture Characterization and Detection of Fluid Flow in Boreholes in Granitic Rock," D.K. Tomsons and P.J. Street (Abstract only), p. 373

Session V - Geotechnical / Fluid Flow

"The Effect of Saturation History on Electrical Measurements," R.J. Knight , p.375

"Predicting Geotechnical Parameters with Logs from Surface Mines," N.H. Wade, p. 383

"Imaging Karstic Development with Crosshole Tomography," J.M. Jessop, D. Tousignant, and M. Situm, p. 393

"Velocity and Anisotropy Tomogram s of a Crown Pillar: A Case Study of Travel-Time Tomography in Anisotropic Media," R.G. Pratt, W.J. McGaughey, and Chapman, C.H. (Abstract only), p. 397

Session VI - Mining / Exploration

"Borehole Assaying with the Spectral Gamma-Gamma Method: Some Parameters Affecting the SGG Ratio," P.G. Killeen and L.D. Schock, p. 399

"Prospection for Phosphate Using Ganima-Ray and Density Logs: A Case History in Senegal," D. Chapellier, Y. Pannatier, L. Neyroud, and A. Rosselet, p. 407

"Physical Property Logging Applied to Base Metal and Gold Exploration," G.M. Hollyer, K.E. Witherly, A.V. Dyck, P.A. Diorio, and H.C. Golden, p. 419

"Definition of Ore at Les Mines Selbaie Using Mise à la Masse," L.E. Reed, p. 429

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