18 



COLORADO COLLEGE STUDIES. 



several different occasions, when the samples were also taken 

 in the summer season. 



The elements found in the Hiawatha group of springs are 

 the same as those shown to be in the other groups. 



Below are tabulated the salts contained in the waters, 

 calculated according to the conventional methods, from the 

 preceding figures. 



SALTS PROBABLY PRESENT. 



Sodium chloride 



Potassium sulphate 



Sodium sulphate 



Sodium bicarbonate 



Lithium bicarbonate 



Calcium bicarbonate 



Magnesium bicarbonate. . . 



Iron oxide (ferric) 



Alumina 



Silica 



Totals 



* Ferrous bicarbonate 



IN PARTS PER 100,000 OF WATER. 



Navajo 

 spring. 



40.803 



17.067 



18.749 



115.804 



1.946 



192.613 



47.812 



0.046 



0.174 



4.230 



439.244 



Manitou 

 spring. 



41.0(51 



18.3.35 



17.397 



110.518 



2.235 



191.900 



49.719 



0.040 



0.130 



4.280 



435.615 



Ute Iron 

 spring. 



29.030 



13.425 



25.792 



78.540 



0.336 



88.076 



23.965 



1.037* 



0.264 



6.200 



266.665 



