β Scribed by Chukwuemeka M. Ekweozor; George I. Unomah
No coin nor oath required. For personal study only.
Fresh and unweathered rocks were collected from 'black shale' exposures in Lokpanta village in Imo State, southeastern Nigeria (Figures and). One outcrop
π SIMILAR VOLUMES
The Late Cretaceous sedimentary sequence in the Upper Benue Trough consists of seven formations. Outcrop samples from the type localities of these units were analysed by X-ray diffraction for their clay mineral content. The composition and distribution of the clay minerals are influenced by tectonic
The upper member of the Bima Sandstone (B 3 ), a Cretaceous sedimentary unit in the Yola Arm of the Upper Benue Trough, has abundant soft-sediment deformation structures that include cusps, droplets, convolute bedding, deformed cross-bedding and sand volcanoes. The structures in most outcrops are sa