A Geologic Field Report on the Geology of Part of the Oban Massif and Calabar Flank, South Eastern Nigeria

The study area is situated within the Oban Massif and the Calabar Flank of southeastern Nigeria. The rocks that make up the area are basically basement complex rocks, metasediments and late cretaceous sedimentary rocks. During the exercise, granodiorites, quartzite, gneiss, pegmatites vein were identified as well as sedimentary rocks and their associated structures. Presence of minerals such as biotite, hornblende, quartz, orthoclase, muscovite, and plagioclase were identified. The study shows that the study areas have undergone series of igneous, metamorphic and sedimentary processes.