Moorings unit of Oaks and Coch (1973) used on State map. Described as white, light-gray, and grayish-yellow quartzose sand and gray to grayish-brown clayey silt and silty clay. constitutes discontinuous linear body along and just west of the Surry scarp. Depositional surfaces range in altitude form 130 ft along slightly higher, ridge-like topography at scarp to about 110 ft west of scarp. Eastern facies of unit is unfossiliferous, massive to cross-laminated, moderately well sorted, fine sand believed to have been deposited in beach and near-shore environments. Upper part of fine sand facies interfingers westward with massive bioturbated clay and silt deposited in a lagoon or shallow bay. Thickness is as much as 30 ft. Age is late Pliocene.

Source: GNU records (USGS DDS-6; Reston GNULEX).