Table A- 



-2. Sediment description 



from cores in Long Islard Sound. — Continued 



Core No. 



Water depth 



Internal 



Description 





(ft) 



(ft) 





46 



56 



to 9.2 



Gray (5Y 6/1) silty very fine sand 







9.2 



Gray (2.5Y 7/2) fine sand 



47 



28 



to 5.5 



Gray (5Y 7/1) silt-clay 







5.5 to 12.3 



Brown (2.5Y 8/4), micaceous fine sand 



48 



31 



to 3 



Gray (5Y 6/1) silt 







3 to 14 



Brown (2.5Y 8/4) very fine to fine sand 



49 



25 



to 7 



Gray (5Y 6/1) medium to coarse clean sand 







7 to 9 



Gray (5Y 7/1) very fine sand 







9 to 14.8 



Brown (2.5Y 7/4) fine sand 



50 



36 



to 3 



Gray (5Y 6/2) silt 







3 to 15.8 



Brown (2.5Y 8/2) clean medium sand 



51 



43 



to 5.5 



Gray (5Y 6/1) silt 







5.5 to 13.7 



Brown (2.5Y 8/4) clean fine to medium sand 



52A 



43 



to 7 



Gray (5Y 7/1) silt 







7 to 8 



Gray (2.5Y 7/2), fine to medium sand 







8 to 10.4 



Brown (10YR 5/6), medium to coarse sand with very 

 small pebbles 



53A 



32 



to 15.5 



Gray (5Y 6/1), clean medium to coarse sand fining 

 with depth 



54 



24 



to 6 



Grayish brown (5Y 6/2), medium to coarse sand 







6 to 11 



Gray (5Y 7/1), fine to medium sand 







11 to 14 



Gray (5Y 6/1), clean medium to coarse sand 







14 to 15.2 



Gray (5Y 6/1) silt 



55 



36 



to 8.3 



Gray (5Y 7/2) silt 



56 



28 



to 10 



Gray (5Y 7/2) silt, very fine sand 



57 



30 



to 2 



Gray (5Y 6/1), silty medium sand with granules 







2 to 12.2 



Tan (5Y 8/3), clean fine to medium sand 



58A 



37 



to 1.5 



Gray (5Y 5/1), silty medium sand 







1.5 to 7 



Gray (2.5Y 6/2), clean medium to coarse sand 



59 



48 



to 3 



Gray (5Y 6/1) silt 







3 to 8.5 



Reddish brown (7.5YR 5.4), clean medium to 

 coarse sand 



60A 



44 



to 8.9 



Gray (5Y 6/2) silt 



61 



45 



to 10.3 



Gray (5Y 6.2) silt 



62 



52 



to 4.5 



Gray (5Y 6/2) silt to very fine sand 







4.5 to 10.5 



Gray (5Y 6/2), slightly silty fine to medium sand 



63 



37 



to 12.5 



Gray (5Y 6/2) shelly silt 



64 



53 



to 7.5 



Gray (5Y 5/2) silty fine sand 







7.5 to 11 



Gray (5Y 7/2) silt 



65 



48 



to 7 



Gray (5Y 5/2) silty very fine sand 



66 



51 



to 10.5 



Gray (2.5Y 5/2), clean medium sand 



67A 



35 



to 15.5 



Gray (2.5Y 6/2) silty fine to medium sand with 

 organic fragments 



60 



