The book contains two sections descriptive and question bank sections. The descriptive part of the book contains concise and focused treatment of the different sub-disciplines of Geology. The information presented in this part of the book covers Physical Geology, Geomorphology, Structural Geology, Geotectonics, Stratigraphy, Indian Geology, Palaeontology, Geoinformatics, Crystallography, Physical Mineralogy, Chemical Mineralogy, Optical Mineralogy, Descriptive Mineralogy, Igneous Petrology, Sedimentology, Metamorphic Petrology, Geochemistry and Environmental Geology, Economic Geology, Exploration Geology, Engineering Geology and Hydrogeology.

The book is highly useful to faculty and students especially those who are preparing for various competitive examinations viz. UGC-CSIR, GATE, UPSC Geologists examination, Indian Civil Services, Forest Services, various state level ofcers' and other examinations including UG and PG level University exams.