Sediment Description— Continued 



Water Depth 

 (ft) 



Core Length 

 (ft) 



Interval 

 (ft) 



Description 



30 



78 



58 



62 



69 



85 



89 



92 



55 



4.5 



10.3 



7.0 



9.3 



15.0 



12.0 



18.0 



11.0 

 19.3 



top to 1.0 

 1.0 to 3.0 



3.0 to 4.5 



top to 6.0 



6.0 to 6.4 

 6.4 to 8.1 



8.1 to 10.3 



top to 4.0 

 4.0 to 7.0 



top to 9.3 

 top to 1.0 



1.0 to 3.0 

 3.0 to 7.0 

 7.0 to 15.0 



top to 9.0 

 9.0 to 12.0 



top to 1.0 

 1.0 to 18.0 



top to 11.0 



top to 7.0 



7.0 to 12.0 

 12.0 to 19.0 

 19.0 to 19.3 



Fine, well-sorted, clean sand; abundant glauconite. 



Medium size, well-sorted, clean sand; abundant 

 glauconite. 



Very coarse, poorly sorted pebbly quartz sand; 

 pebbles well-rounded. 



Fine, poorly sorted gray silty-clay, with some pea 

 gravel and coal fragments at —4 feet. 



Red stiff clay. 



Clean, poorly sorted, coarse sand and rounded pea 



Fine, light gray, well-sorted sand; abundant mica. 



Clean, well-sorted, fine sand; abundant glauconite. 

 Fine gray silty sand. 



Clean, fine, well-sorted sand with abundant opaque 

 heavy minerals. 



Medium to coarse, moderately sorted, arkosic sand; 

 abundant rock and quartz pebble fragments, coal 

 fragments, and clinkers. 



Stiff, gray clay. 



Gray, silty sand; abundant mica. 



Stiff gray clay. 



Gray, fine, moderately sorted sand. 

 Gray, very fine sand. 



Gray, fine sand and silt (possible spoil). 

 Gray, very fine sand; abundant mica. 



Gray, fine sand, and silt (possible spoil); shells. 



Gray, fine to medium, moderately sorted, clean sand; 

 some shell fragments. 



Dark brown, fine to medium, well-sorted sand. 



Gray, fine sand-silt, with some shell fragments. 



Greenish, clayey, fine sand. 



67 



