 In the Dial Range Trough the middle Cambrian saw the deposition of the Cateena Group of conglomerate (of purple mudstone pebbles), sandstone with feldspar, mudstone and greywacke and some felsic volcanics.The age is Florian to Undillan.This was followed by the Radfords Creek Group which has a base of a conglomerate of chert and basalt fragments.