79 



CAP SITE 2 80N 



TRPH Cu Zn 





3 

 ] 

 1 

 1 



] 

 3 

 ] 



1 



ppnl 600 ppm 600 ppm 700 



23 SILT 



SHEIX HASH 



"2 



CAP SITE 2 80NE 



TO S1LTY CLAY 



BLACK SILTY 



CLAY 



DARK OUVE 



SILT 





TRPH 



Cu 



Zn 



40 







3 

 ] 





970 



780 



I 





650 



1100 



r~ i 





1 200 



Hill 





160 







ppm 600 ppm 600 ppm 700 



CAP SITE 2 CENTER 



GREY SILTY CLAY 



WITH SHELL 



HASH 



GREY SILTY CLAY 



BLACK SILTY 

 CLAY WITH 

 OILY SMELL 



3 



I 

 ] 



m 



1 



2300 



111 



630 



I 



I 

 I 



1 

 I 



CAP SITE 2 50W 



TRPH 



Cu 



Zn 



1 



1 



1 





1 



1 



1 



1 



■ 



i 



| 



I 



1 

 ' ' ' ' 





1 

 ! 



1 ' I* ' ' 



»l.» SAND WITH 



»!. . SHELL HASH 



2 



SAND WITH 

 GHEY CLAY 

 LAYERS 



CAP SITE 2 40E 



BROWN SILT 



ppm BOO ppm 600 ppm 700 



X* 



S^t -80 



TRPH 



Cu 



Zn 







I 







1 



j 



I 



3 



| 



1 



1 





j 



I : 



1 

 I 



ppm 600 



Figure 4-3. Visual core descriptions and selected chemical results of cores recovered from 

 Cap Site 2 (adapted from Fredette et al. 1992) 



Sediment Capping of Subaqueous Dredged Material Disposal Mounds 



