"ALIU A. 0 .2023-09-222023-09-221996-12-12https://teras.ng/api/asset/document/7e80449f-1911-4b24-b5ab-de6941d8d29chttps://teras.ng/catalog-item/77754a2c-fcc2-4788-94fa-6438d7d20ac9http://dspace.teras-network.net:4000/handle/123456789/20720Field geological mapping and petrological studies of rock samples, were carried out in Dass Area, South-West of Bauchi, in North-Eastern part of Nigeria. The area lies between longitudes 9°30 1E and 9o351E and latitudes 10°001N and 10°03 1N covering approximately Blsq km.Undergraduate Theses