96 PHYSIOGRAPHY AND GEOLOGY OF THE COASTAL PLAIN PROVINCE. 



VI. Section one and one-half miles southeast of Stafford. 



Feet 

 Eocene. Aquia Paspotansa Indurated limestone containing principally 



casts of fossils althoufjh in some instances 

 portions of the shell substance remain. 

 TurriteUa morloni is very numerous and 

 appears to be of the same horizon as that 

 exposed at the mouth of Aquia Creek.... 12 



SECTIONS ON THE EAPPAHANNOCK RIVER. 



The Aquia formation is well exposed along the Eappahannock River 

 from a short distance below Fredericksburg to Hopyard Wharf. Just below 

 the latter point it dips below tide level, disappearing beneath the overlying 

 Xanjemoy deposits. 



I. Section left hanV of Rappahannock River, opposite mouth of Massaponax 



Creelc. 



Feet 



Pleistocene Sand, gravel, etc about 12 



Eocene. Aquia fJray argillaceous sand mottled with yellow 



probably Aveathered Eocene greensand. . . . 5 



Lower Cretaceous. Patuxent Coarse arkosic sand and gravel containing 



angular clay pebbles up to 3 inches in 

 diameter 20 



Total 37 



II. Section rigid hanl- of Rappahannocl- River, one-half mile below mouth 



of Massaponax Creel'. 



Feet 

 Pleistocene Concealed except 2 feet of gravel along 



base 20 



Eocene. Aquia Dark greensand not well exposed except 3 



feet at base, sharp contact with underlying 

 bed 22 



Lower Cretaceous. Patuxent Coarse gravelly compact arkosic sand 12 



Total 54 



