The book is intended as a standard text for students taking B.Sc. Degree with Geology, B.E. Degree in Civil Engineering, B.E. Degree in mining engineering, a.M.I, E. section-b and Diploma in mining engineering. The book is also useful for students preparing for various professional examinations, such as U.Br.S.C., state br.S.C., engineering Services, etc and those readers who want to gain a sound understanding of the basic principles of Geology. Table of Contents Introduction physical Geology Minerals Crystallography rocks-1: igneous rocks rocks-2: sedimentary and metamorphic rocks geological structures Indian Stratigraphy ore deposits engineering Geology field work and prospecting methods geological maps and sections appendix-a Appendix-B appendix-c appendix-d index.