The Waters of the Rio Grande 
ALKALI NE.% SEC 14, T. 38 
Analytical Results 
Percent 
Silicic acid . 0.345 
Sulfuric acid . 45.463 
Carbonic acid. Trace 
Chlorin. 8.352 
Calcic oxid . 4.263 
Magnesic oxid . 0.710 
Potassic oxid . 5.578 
Sodic oxid . 34.015 
Ignition . (3.159) 
Sum . 101.885 
Oxygen equivalent to 
Chlorin . 1.885 
Total . 100.000 
The crust on the soil was very thin, 
taken wax 5.88 percent. 
N., R. 8 E. PARMA LAND CO. 
Combined 
Percent 
Calcic sulfate. 10.347 
Magnesic sulfate . 2.121 
Potassic sulfate. 10.314 
Sodic sulfate . 59.010 
Sodic chlorid . 13.782 
Sodic silicate . 0.681 
Excess Sodic oxid . 0.586 
Ignition . (3.159) 
Total . 100,000 
The soluble portion of the sample as 
The next sample was taken from the same section as the preced¬ 
ing but at a subsequent time. The sample was prepared by the man¬ 
ager, Mr. W. H. Sommers. 
ALKALI—SAME LOCALITY AS PRECEDING 
Analytical results 
Percent 
Silicic acid . 1.232 
Sulfuric acid . 43.665 
Chlorin . 9.667 
Calcic oxid . 1.667 
Magnesic oxid . 0.751 
Potassic oxid . 4.336 
Sodic oxid . 39 563 
Ferric and Alum, oxids. 0.176 
Ignition . (1.125) 
Combined 
Percent 
Calcic sulfate. 4.040 
Magnesic sulfate. 2.242 
Potassic sulfate. 8.015 
Sodic sulfate . 64.143 
Sodic chlorid . 15.593 
Sodic silicate . 2.431 
Ferric and Alum, oxids. 0.176 
• 
Excess sodic oxid. 1.875 
Ignition . (1.125) 
Sum . 
102.182 
Total 
Oxygen equivalent to 
Chlorin . 
2.182 
Total . 
100.000 
100.000 
The next alkali was collected from the bank of the drainage- 
ditch of the Parma Land Company. Incrustation as taken varied 
from i inch to 2 inches in thickness. The water-soluble portion of 
the sample equalled 27.7 percent. 
