Sutton stone is a geologic formation located only in South Wales. Sutton stone consists of white, conglomeratic limestones with pebbles of black chert (silica) and carboniferous limestones, laid down in early Jurassic times. It was named by geologist Henry De la Beche in 1846. Notes Jurassic Wales Limestone formations Shale formations Geologic formations of the United Kingdom Stratigraphy of the United Kingdom