84 THE DEPTH AJS[D MARINE DEPOSITS OF THE PACIFIC OCEAN. 



No. 8. Station 13, 5th September, 1899. 

 Lat. 9° 57' N. ; long. 137° 47' W. ; depth, 2690 fathoms. 



EADIOLARIAN OOZE : light brown, with lighter spots and patches. 

 Calcium carbonate : 1 per cent. Fishes' teeth. 

 Residue : 99 per cent, light brown : — 



Siliceous Organisms (40 per cent), Radiolaria, Sponge spicules, Diatoms. 

 Minerals (3 per cent), angular, mean diameter 0.12 mm., obsidian, 

 manganese grains, sanidine (?), and decomposed ferro-magnesian minerals. 



Fine Washings (56 per cent), clayey matter, with many splinters of sili- 

 ceous organisms and volcanic glass. 



No. 9. Station 14, 7th September, 1899. 

 Lat. 6° 41' N. ; long. 137° 0' W. ; depth, 2776 fathoms. 



GLOBIGERINA OOZE : light brown. 



Calcium carbonate : 44.2 per cent, broken Foraminifera, coccoliths, 

 rhabdoliths, Echinoid spines. 



Residue: 55.8 per cent, brown, very fiocculent: — 

 Siliceous Organisms (15 per cent), Radiolaria and Diatoms, with one or 

 two Sponge spicules. 



Minerals (1 per cent), angular, mean diameter 0.1 mm., pumice, glassy 

 particles, and felspar. 



Fine Washings (39.8 per cent), amorphous clayey matter, with minute 

 mineral particles and fragments of Radiolaria, etc. 



No. 10. Station 15, 8th September, 1899. 

 Lat. 4° 35' N. ; long. 136° 54' W. ; depth, 2583 fathoms. 



GLOBIGERINA OOZE : light brown. 



Calcium carbonate : 65.35 per cent, fragments of Foraminifera, small 

 Gasteropods, coccoliths, rhabdoliths. Fish teeth. 



Residue : 34.65 per cent, dark brown, fiocculent : — 



Siliceous Organisms (10 per cent), Radiolaria, Diatoms, Sponge spicules. 

 Minerals (1 per cent), angular, mean diameter 0.06 mm., felspar and 

 glassy particles. 



Fine Washings (23.65 per cent), amorphous liocculent clayey matter, 

 with fragments of Radiolaria and Diatoms. 



