Health impact assessment of quarrying in some parts of southwestern Nigeria
The quarries are located in southwestern Nigeria. The geology of southwestern Nigeria is characterized by the Tertiary-Recent Dahomey basin which extends from Ghana through Togo, Benin Republic to Okitipupa ridge in Ondo area, southwestern Nigeria, with lithologies consisting of interbedded sequences of limestone, shales, sandstones, phosphates, gypsum, recent alluvium and others (Okosun 1990 ...
