REPORT ON THE DEEP-SEA DEPOSITS. 
441 
43. Globigerina Ooze. — Station 146. 
Lat. 46° 46' S., long. 45° 31' E., 1375 fathoms (Brazier). 
Loss on ignition after drying at 230° Fahr., 
2-90 
Alumina, i 
Ferric oxide, j • • • • 
0-91 
Portion soluble in Hydrochloric 1 _ 
Calcium sulphate, ..... 
0-84 
Acid =94-40 / 
Calcium carbonate, ..... 
86-36 
Magnesium carbonate, .... 
0-19 
^Silica, ...... 
6-10 
Portion insoluble in Hydrochloric r 
Acid = 2-70 J ~ 
Consisting of alumina and ferric oxide, with silica. 
2-70 
100-00 
44. Globigerina Ooze. — Station 176. 
Portion soluble in Hydrochloric 1 _ 
Acid = 82 '80 / 
Portion insoluble in Hydrochloric 
Acid = 12-20 
}- 
153° 52' E., 1450 fathoms (Brazier). 
Loss on ignition after drying at 230° Fahr., 
o 
o 
Alumina, 
2-00 
Ferric oxide. 
6-16 
Calcium phosphate. 
0-84 
Calcium sulphate, . 
0-58 
Calcium carbonate, . 
. 62-41 
Magnesium carbonate. 
1-51 
Silica, 
9-30 
Alumina, 
2-30 
Ferric oxide. 
1-04 
Lime, 
0-40 
Magnesia, 
0-26 
Silica, 
8-20 
100-00 
45. Globigerina Ooze (after the finer parts had been washed away). — Station 224. 
Lat. 7° 45' N., long. 144° 20' E., 1850 fathoms (Brazier). 
Portion soluble in Hydrochloric 
Acid = 97 -57 J ^ 
Portion insoluble in Hydrochloric i 
Acid=0'93 f 
Loss on ignition after drying at 230° Fahr., 
Alumina, 
Ferric oxide, 
Calcium phosphate, 
Manganese oxide, 
Calcium sulphate, . 
Calcium carbonate, . 
Magnesium carbonate, 
t Silica, 
1-50 
1-25 
0-47 
0-28 
0-29 
93-14 
0- 57 
1- 57 
= Consisting of alumina and ferric oxide, with silica, 0-93 
100-00 
(deep-sea deposits chall. exp. — 1891.) 
58 
