Table 1. — Chemical emd physical properties of bottom sediments 

 by stations 



Station 

 Cruise 

 Sample No. 

 Latitude N. 

 Longitude W. 

 Depth (meters) 

 Date (mo., day, yr. 

 Sediment Type 



Loss on Ignition, ^ 



Insoluble Residue, $ 



AI2O3, I0 



Fe203, ^ 



MnO, io 



MgO, io 



CaO, io 



K20, i 

 P205, 10 



Sr, io 



CI, ^ 



Organic Nitrogen, ^ 



Organic Carbon, ^ 



CaC03, io 



Gravel, ^ 



Sand, io 



Silt, ^ 



Clay, ^ 



Median Diameter (ram) 



Sorting (Trask) 



First Quartile (mm) 



Third Quartile (mm) 



Sieve Weight, ^ (mu) 



+ 2000 



+ 1000 



+ 500 



+ 250 



+ 125 



+ 62 



- 62 

 Heavy Mineral, ^ 

 Light Mineral, ^ 

 Bioclastic, ^ 



* not applicable -manganese nodules 



39 



