24d. Topography Summary: (entire natural area) 



Land form: Back -dune flats 



Shelter: Sheltered 



Aspect: Not applicable 



Slope Angle: Not applicable 



Profile : Essentially flat 



Surface patterns: Hummocky with scattered shallow depressions 



holding surface water 

 Position: Not applicable 



25. Physiographic characterization of natural area: 



An assemblage of late successional to climax communities occupying 

 a very poorly drained upland flat which drains via a series of man- 

 made canals into the Pungo River in the Coastal Plain Province of 

 the Atlantic Plain. 



Geological Formation: 



Upper Miocene Yorktown formation overlain by Pleistocene (Chowan (Talbot) 

 terrace) to recent sand, clays, and peat. 



Geological Formation age: 



Upper Miocene formation: 18-22 million years B.P, 

 Pleistocene formation: 1-3 million years B.P. 

 Recent: less than 6000 years 



References Cited: 



Mixon, R. B. and 0. H. Pilkey. 1976. Reconnaissance Geology of the 

 Submerged and Emerged Coastal Plain Province, Cape Lookout Area, North 

 Carolina. Geological Survey Prof. Paper 859. U. S. Govt. Printing 

 Office. Washington. 



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