COLORADO IRRIGATION WATERS AND THEIR CHANGES. 31 
TABLE XVI.—ANALYSIS OF WATER OF WELL G, JUNE 27, 
1898. * 
Grs. 
Analytical 
Per 
Imp. 
Results. 
Cent. 
Gal. 
Silicic Acid_ 
. 0.498 
1.175 
Sulfuric Acid... 
. 44.062 
103.986 
Carbonic Acid_ 
. 3.521 
8.309 
Chlorin ... _ 
. 7.535 
17.783 
Sodic Oxid_ 
. 15.055 
35.530 
Potassic Oxid ... . 
_ 0.418 
0.986 
Calcic Oxid_ . 
. 16.601 
39.178 
Magnesic Oxid_ 
_ 8.015 
18.915 
Ferric and Alu. 
Oxids__ 
0.040 
0/94 
Manganic Oxid_ 
0.060 
0.141 
Ignition __ 
_ 5.940 
14.018 
Sum . _ 
.101.745 
240.115 
Oxygen Equiv. to 
Chlorin_ . 
.. 1.698 
4.007 
Total_ 
100.047 
236.108 
Total solids 236.0 grains per 
Grs. 
Per 
Imp. 
Combined. 
Cent 
Gal. 
Calcic Sulfate _ 
40.299 
95.106 
Magnesic Sulfate 
24.050 
56.758 
Potassic Sulfate ... 
0.770 
1.817 
Sodic Sulfate_ 
7.062 
16.666 
Sodic Chlorid 
12.434 
29.343 
Sodic Carbonate . 
8.490 
20.036 
Sodic Silicate_ 
0.790 
1.864 
Ferric and Alu. 
Oxids... ._ _ 
0.040 
0.094 
Manganic Oxid 
0.060 
0.141 
Ignition 
9.540 
14.018 
Sum 
99.935 
235.843 
Excess Silicic Acid 
0.109 
0.257 
Total_ 
100.044 
236.100 
gallon. 
* Before irrigation. 
TABLE XVII.—ANALYSIS OF WATER OF WELL G. JULY 11, 
1898. * 
Grs. 
Grs. 
Analytical 
Per 
Imp. 
Per 
Imp. 
Results. 
Cent. 
Gal. 
Combined. 
Cent. 
Gal. 
Silicic Acid.. 
. 0.337 
1.149 
Calcic Sulfate_ 
32.866 112.073 
Sulfuric Acid_ 
_ 46.106 
157.221 
Magnesic Sulfate __ 
27.162 
92.622 
Carbonic Acid_ 
. 3.456 
11.785 
Potassic Sulfate _ 
1.845 
6 283 
Chlorin __ 
_ 6.317 
21.541 
Sodic Sulfate_ 
13.897 
47.389 
Sodic Oxid _ 
17.165 
58.533 
Sodic Chlorid 
10.424 
35.546 
Potassic Oxid 
1.002 
3.417 
Sodic Carbonate . 
8 333 
28.416 
Calcic Oxid__ 
13.539 
46. 68 
Sodic Silicate 
0.684 
2.332 
Magnesic Oxid 
9.052 
30.867 
Ferric and Alu. 
Ferric and Alu. 
Oxids _ _ 
0.070 
0.239 
Oxids 
0.070 
0.239 
Manganic Oxid. 
0.060 
0.205 
Manganic Oxid 
0.060 
0.2' ! 5 
Ignition 
4.352 
14.840 
Ignition 
. 4.352 
14.840 
— 
— 
Sum 
99.693 339.945 
Sum_ 
101.456 
345.965 
Excess Sodic Oxid 
0.337 
1.149 
Oxygen Equiv. to 
— 
Chlorin 
1.423 
4.852 
Total 
100.030 341.094 
Total ... _ 
100.033 34E113 
Total solids 341.0 grains per imperial gallon. 
* After irrigation. 
