﻿of 
  Deep-Sea 
  Sediments. 
  193 
  

  

  Globigerina 
  Ooze. 
  Chall. 
  Station, 
  296. 
  Lat. 
  38° 
  6' 
  S., 
  long. 
  

   88° 
  2'W. 
  1825 
  fathoms. 
  (Pacific 
  Ocean, 
  west 
  of 
  S. 
  

   America.) 
  

  

  On 
  10 
  grams 
  by 
  method 
  A 
  (soluble 
  part 
  9*44 
  grams). 
  

  

  Radium 
  7*4. 
  

  

  Globigerina 
  Ooze. 
  Albatross 
  Station, 
  4739. 
  Lat. 
  22° 
  ll'-l 
  S., 
  

   long. 
  133° 
  21' 
  W. 
  2042 
  fathoms. 
  (Central 
  Pacific.) 
  

  

  (1) 
  On 
  5'3 
  grams 
  by 
  method 
  E. 
  

   Radium 
  per 
  gram 
  of 
  xoliole 
  sample 
  8*0. 
  

  

  (2) 
  On 
  7*1 
  grams 
  by 
  method 
  D 
  (soluble 
  part 
  6*815 
  

   grains). 
  

  

  Radium 
  per 
  gram 
  of 
  whole 
  sample 
  7*1. 
  

  

  Calcareous 
  Mud. 
  S.s. 
  Albatross, 
  4531. 
  Lat. 
  21° 
  4' 
  6" 
  S. 
  ; 
  

   long. 
  133° 
  1' 
  2" 
  W. 
  2225 
  fathoms. 
  (East 
  of 
  Society 
  

   Islands.") 
  A 
  pale 
  buff-coloured 
  mud. 
  

  

  On 
  6 
  # 
  3 
  6 
  grains 
  by 
  method 
  A 
  : 
  one 
  solution. 
  

   Radium 
  22' 
  2. 
  

  

  Red 
  Clay. 
  S.s. 
  Albatross, 
  4544. 
  Lat. 
  10 
  D 
  38' 
  N. 
  ; 
  long. 
  

   105 
  6 
  47' 
  6" 
  W. 
  1955 
  fathoms. 
  (N. 
  Pacific 
  ; 
  east 
  of 
  

   Central 
  America.) 
  

  

  A 
  chocolate- 
  coloured 
  clay 
  containing 
  much 
  manganese. 
  

   On 
  2*4 
  grains 
  by 
  method 
  A 
  ; 
  one 
  solution 
  ; 
  not 
  free 
  

  

  from 
  precipitate. 
  

   Radium 
  13*0. 
  

  

  Red 
  Clay. 
  Chall. 
  Station, 
  5. 
  Lat. 
  24° 
  20' 
  N., 
  long. 
  24° 
  28' 
  W. 
  

   2740 
  fathoms. 
  (N. 
  Atlantic, 
  off 
  coast 
  of 
  Africa.) 
  

  

  (1) 
  On 
  20 
  grams, 
  method 
  A 
  (14*5 
  grams 
  soluble). 
  

   Radium 
  15*4. 
  

  

  (2) 
  On 
  10 
  grains 
  of 
  the 
  first 
  to 
  settle 
  from 
  about 
  30 
  

  

  grains 
  suspended 
  in 
  distilled 
  water 
  ; 
  by 
  method 
  A. 
  

   Radium 
  13'0. 
  

  

  (3) 
  On 
  10 
  grains 
  of 
  the 
  last 
  to 
  settle 
  from 
  the 
  30 
  grains 
  ; 
  

  

  by 
  method 
  A. 
  

   Radium 
  28"0. 
  

  

  (4) 
  On 
  7 
  grams 
  by 
  method 
  A, 
  but 
  all 
  in 
  one 
  acid 
  

   solution 
  ; 
  some 
  precipitate 
  left. 
  

  

  Radium 
  13*9. 
  

  

  Red 
  Clay. 
  Chall. 
  Station, 
  276. 
  Lat. 
  13° 
  28' 
  S., 
  long. 
  

   149° 
  30' 
  W. 
  2350 
  fathoms. 
  (Central 
  Pacific, 
  near 
  

   region 
  of 
  Radiolarian 
  Ooze, 
  see 
  under.) 
  

  

  (1) 
  On 
  8*42 
  grains 
  by 
  method 
  C. 
  (Some 
  precipitate 
  

  

  and 
  undecomposed 
  particles 
  remained.) 
  

   Radium 
  36*9. 
  

   Phil. 
  Mag. 
  S. 
  6. 
  Vol. 
  16. 
  No. 
  91. 
  July 
  1906. 
  O 
  

  

  