“Geology and Geotechnical Appraisal of Some Clay Deposits Around Ijero-Ekiti Southwestern Nigeria: Implication for Industrial Uses: Physical and Chemical Properties of Nigerian Clay” (2010) Biological Sciences - PJSIR, 53(3), pp. 127–135. Available at: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/439 (Accessed: 11 March 2026).