GS 517: Solid Earth and Exploration Geophysics

Syllabus​

Introduction to geophysical methods of exploration and their applications, physical properties of rocks, minerals and ores, types and scales of survey. Principles of gravity and magnetic methods, Working principle of gravimeters, fluxgate and proton precession magnetometers, gravity and magnetic surveys, data reduction, anomalies, geological interpretation and modeling for simple geometrical shapes. Fundamentals of electrical and electromagnetic methods of prospecting, origin of self potential and induced polarization, surveys, instruments, application and interpretation. Theory and geometry of seismic wave propagation, Reflection and refraction methods, CMP technique, seismic sources and arrays, Data processing sequence, velocity analysis, stacking and migration, Seismic interpretation. Introduction to well logging, formation evaluation, principles of electrical, nuclear, density and sonic logging with applications. 

Texts/References

  • Robert J. Lillie, Whole Earth Geophysics, An introductory textbook for geologists and Geophysicists, Prentice Hall, 1999
  • Alan E. Mussett and M. Aftab Khan, Looking into the earth, An introduction to geological geophysics, Cambridge Univ. Press, 2000
  • Fowler, C.M.R. Solid Earth An Introduction to Global Geophysics, cambridge University Press, 1990
  • Telford, W.M. Geldart, L.P. and Sheriff, R.E., Applied Geophysics,Cambridge University Press, 1990
  • Robinson, E.S. and Coruh, C. Basic Exploration Geophysics, John Wiley & Sons, 1988