﻿Vol. 
  53-] 
  

  

  FROM 
  WELLS 
  IN 
  THE 
  NUBIAN 
  DESERT. 
  

  

  375 
  

  

  Table 
  I. 
  

  

  

  Well 
  1. 
  

  

  Well 
  2. 
  

  

  1 
  

   Well 
  3. 
  

  

  ' 
  Total 
  solid, 
  matter 
  ' 
  

  

  410-5 
  

  

  359-5 
  

  

  253-5 
  

  

  

  SiO 
  a 
  

  

  1-28 
  

  

  0-26 
  

   37-76 
  

  

  5-81 
  

  

  61-38 
  

  

  32-08 
  

  

  175-23 
  

  

  61-79 
  

  

  1-86 
  

  

  3-36 
  

  

  436 
  

  

  31-19 
  

  

  6-74 
  

  

  63-88 
  

   30-41 
  

  

  182-52 
  

  

  21-42 
  

  

  1-88 
  

  

  2-48 
  

  

  0-96 
  

  

  37-95 
  

  

  6-89 
  

  

  21-91 
  

  

  11-18 
  

  

  142-47 
  

  

  28-05 
  

  

  trace. 
  

  

  Fe,0,+Al,0, 
  

  

  Oa 
  

  

  Mg 
  

  

  Na 
  

  

  K 
  

  

  SO, 
  

  

  CI 
  

  

  NO, 
  

  

  

  Free 
  ammonia 
  

  

  377-45 
  

  

  0-378 
  

   0185 
  

  

  34576 
  

  

  0-105 
  

   0-173 
  

  

  251-89 
  

  

  0199 
  

   260 
  

  

  Albuminoid 
  ammonia 
  

  

  

  Table 
  II. 
  

  

  Si0 
  2 
  

  

  Fe 
  2 
  3 
  -(-Al 
  2 
  

  

  KC1 
  

  

  NaCl 
  

  

  Na 
  2 
  S0 
  4 
  

  

  K 
  2 
  S0 
  4 
  

  

  MgS0 
  4 
  

  

  KN0 
  3 
  

  

  CaSO 
  t 
  

  

  CaC0 
  3 
  l 
  

   H 
  2 
  C0 
  3 
  J"- 
  

  

  Well 
  1. 
  

  

  1-28 
  

  

  0-26 
  

  

  3418 
  

  

  1581 
  

  

  170-25 
  

  

  21-27 
  

  

  2815 
  

  

  303 
  

  

  59-50 
  

  

  82-04 
  

  

  415-77 
  

  

  Well 
  2. 
  

  

  3-36 
  

  

  4-36 
  

  

  10 
  73 
  

  

  41-71 
  

  

  146-49 
  

  

  32-65 
  

  

  3-06 
  

   81-87 
  

  

  28-79 
  

  

  35302 
  

  

  Well 
  3. 
  

  

  2-48 
  

  

  0-96 
  

  

  1-45 
  

  

  17-29 
  

  

  46-45 
  

  

  33-35 
  

  

  2-26 
  

  

  12013 
  

  

  10-56 
  

  

  23493 
  

  

  