Sediment Description— Continued 



Water Depth 

 (ft) 



Core Length 

 (ft) 



Interval 



(ft) 



Description 



76 



65 



97 



94 



105 

 108 



100 



90 



110 



120 



98 



14.3 



10.0 



6.0 



4.0 



1.5 

 6.0 



6.0 

 18.0 



18.0 



15.0 



15.5 



top to 0.3 



0.3 to 14.3 

 top to 1.0 

 1.0 to 4.0 

 4.0 to 9.0 

 9.0 to 10.0 



top to 1.0 



1.0 to 3.0 

 3.0 to 6.0 



top to 1.0 



1.0 to 4.0 



top to 1.5 



top to 3.0 

 3.0 to 6.0 



top to 6.0 



top to 13.0 



L3.0 to 18.0 



top to 0.5 

 0.5 to 5.0 

 5.0 to 10.0 

 LO.O to 13.8 

 L3.8 to 10.0 



top to 5.0 



5.0 to 15.0 



top to 0.5 

 0.5 to 3.5 

 3.5 to 9.0 

 9.0 to 15.5 



Brown, medium sand; gastropod shells, and coal 

 fragments. 



Light brown, fine to medium size, clean sand. 



Dark gray silt to medium size sand mixture. 

 Medium size, moderately sorted sand; abundant mica. 

 Gray, stiff clay-silt. 

 Red stiff clay; possible spoil. 



Poorly sorted mixture of red granular fragments; 

 rounded quartz pebbles and gray silt; possible spoil. 



Dark gray, medium size sand and rounded pebbles. 



Very poorly sorted, gray, medium size sand and 

 quartz pebbles. 



Gray silt with glass fragments, wood, coal fragments, 

 and cement pebbles. 



Dark gray, fine sand-silt; abundant mica. 



Gray, stiff clay-silt. 



Gray, fine sand silt; coal fragments. 

 Gray, stiff clay; abundant mica. 



Gray, silty-fine sand. 



Medium size, moderately well-sorted shell fragments; 

 clean sand. 



Reddish brown coarse sand and pea gravel. 



Gray silt; wood and coal fragments. 



Dark' gray silt. 



Dark gray silt-sand. 



Light gray silt. 



Dark brownish gray silty sand; abundant mica. 



Gray, stiff, silty clay (top 1 foot contained sludge-like 

 materials). 



Gray, medium size, well-sorted sand. 



Coal fragments, light gray silt. 

 Brownish, very fine sand. 

 Dark gray, fine sand. 

 Dark gray, silty sand. 



71 



