The area is of the Ameki formation which is Eocene in age, it consists of ferruginious unconsolidated sandstone and sand-rich heteorliths and the basal part is the shale, the sandstone is a prolific aquifer.
The area is of the Ameki formation, it consists of ferruginious unconsolidated sandstone and sand-rich heteorliths and the basal part is the shale, the sandstone is a prolific aquifer. This Ameki formation is Eocene in age.