﻿CLAYS 
  OF 
  KEW 
  YOBK: 
  

  

  899 
  

  

  (concluded) 
  

  

  Lime 
  

  

  Magnesia 
  

  

  Alkalis 
  

  

  .32 
  

  

  .43 
  

  

  1.98 
  

  

  

  .1 
  

  

  1.67 
  

  

  

  .18 
  

  

  1.67 
  

  

  .32 
  

  

  .43 
  

  

  1.98 
  

  

  13.24 
  

   6 
  23.2 
  

  

  [dl5.83 
  

  

  2.81 
  

  

  .39 
  

   6 
  2.45 
  

  

  \ 
  -'' 
  

  

  3.14 
  

  

  .33 
  

  

  1.49 
  

  

  2.08 
  

  

  .09 
  

  

  7.29 
  

  

  2.87 
  

  

  15.84 
  

  

  8.5 
  

  

  2.76 
  

  

  Com- 
  

   bined 
  

  

  Free 
  

  

  5.45 
  

   4.64 
  

   5.1 
  

  

  1,12 
  

  

  1.3 
  

  

  6.62 
  

  

  2.80 
  

  

  3.7 
  

   5.61 
  

  

  12.64 
  

   2.49 
  

  

  Miscellaneous 
  

  

  2.22 
  

   COg 
  

  

  20.46 
  

  

  Firm 
  names, 
  authority, 
  

   or 
  analyst 
  

  

  Mound 
  City 
  brick 
  co. 
  

   A. 
  R. 
  Whitehall, 
  anal. 
  

  

  From 
  Mound 
  City 
  

   brick 
  CO 
  . 
  

  

  Geol. 
  Wisconsin, 
  2: 
  

   236 
  

  

  J 
  

  

  Ibid., 
  p. 
  469 
  

  

  B. 
  Schmidt 
  & 
  Co. 
  

  

  32 
  

   58 
  

  

  .99 
  

  

  .57 
  

   .16 
  

  

  .42 
  

  

  .66 
  

  

  .49 
  

  

  .51 
  

  

  .64 
  

  

  .32 
  

  

  .57 
  

  

  .19 
  

  

  .31 
  

  

  .25 
  

  

  6.12 
  

  

  1.91 
  

  

  42 
  

   1.17 
  

   .57 
  

   .18 
  

   .58 
  

   .38 
  

   .46 
  

  

  3.25 
  

  

  .73 
  

   .46 
  

  

  .05 
  

  

  3.71 
  

  

  .44 
  

  

  2.86 
  

  

  .91 
  

  

  2.97 
  

  

  2. 
  

  

  3.78 
  

  

  .93 
  

  

  4.11 
  

  

  1.56 
  

  

  4.81 
  

  

  1.66 
  

  

  3.33 
  

  

  1.98 
  

  

  3.95 
  

  

  1.9 
  

  

  2.98 
  

  

  2.09 
  

  

  3.78 
  

  

  1.31 
  

  

  3.42 
  

  

  .54 
  

  

  5.19 
  

  

  .7 
  

  

  2.64 
  

  

  .9 
  

  

  .52 
  

  

  1.96 
  

  

  3.34 
  

  

  .7 
  

   1.41 
  

   .68 
  

   .15 
  

   1.5 
  

   .69 
  

   .86 
  

  

  3.71 
  

   4.38 
  

   2.47 
  

   3.58 
  

   3.32 
  

   3.02 
  

   2.8 
  

  

  2.84 
  

  

  8.02 
  

  

  1.26 
  

   .46 
  

  

  4.1 
  

   ».16 
  

  

  7.04 
  

   9.72 
  

   6.5 
  

   3.79 
  

  

  7.48 
  

  

  5.22 
  

  

  7.59 
  

  

  4.53 
  

  

  7. 
  

  

  6.54 
  

  

  9.76 
  

  

  6.33 
  

   6.94 
  

  

  7 
  32 
  

  

  7.05 
  

   6.94 
  

   8.t6 
  

   8.9 
  

   8.88 
  

   11.95 
  

   6.03 
  

  

  8.45 
  

  

  9.84 
  

   6.6 
  

  

  8.6 
  

  

  1.48 
  

   1.41 
  

   1.08 
  

  

  cl.49 
  

   cl.l 
  

   cl.3 
  

   cl. 
  

  

  cl.15 
  

   C.7 
  

  

  cl.l 
  

   C.8 
  

  

  cl.05 
  

   C.9 
  

  

  cl.19 
  

  

  cl 
  07 
  

   cl.2 
  

  

  MnO 
  

  

  1.8 
  

  

  Ind. 
  geol. 
  sur. 
  20:130 
  

  

  Ind. 
  geol. 
  sur. 
  20:129 
  

  

  Ind. 
  geol. 
  sur. 
  20:130 
  

  

  Ind. 
  'geol. 
  sur. 
  20:129 
  

   Ind. 
  geol. 
  sur. 
  20:57 
  

  

  Mo. 
  geol 
  sur. 
  11:568 
  

  

  (I 
  

   li 
  

  

  Ibid. 
  11:564 
  

  

  Ibid. 
  11:660 
  

  

  