The Geology Department of Science College is one of the youngest departments in the Faculty of Science. The PG teaching in Geology was started in 1946 and then the department was in wheeler senate house. With the establishment of a chair called “Tata Professor of Geology”  by Messrs Tata & Sons Ltd. on the occasion of the Silver Jubliee celebrations of Patna University in November, 1946 the department was shifted to the Biology Block of Patna Science College. Geology teaching was started with a view to preparing trained personnel for exploring and exploring the vast mineral resources of the state. Since then the department has made significant contributions in the field of earth sciences and produced eminent geoscientists to man various organizations and institutions engaged in promotion of teaching, research and exploration activities in India and abroad.