Essex is a county built on London Clay, overlain with pockets of gravel deposited by riparian action; the lowest land is made up of river alluvium and salt marsh. At Maldon, the railway cutting (now a road cutting) provided a reference section for geologists. De Lunes a Viernes: Mañanas: 8:30h a 13:30h Tardes: 16:00h a 19:30h comerciallizarra.c