HOT SPRINGS, ARKANSAS. 



65 



No. 34. — H. W. Wiley spring. 



[Situated on the side of Hot Springs Mountain. Sample for mineral analysis taken May 19, 1901. 

 Temperature on December 20, 1900, was -17.9° C, and on January 8, 1901, was 47.3° C] 



Gases (number of cubic centimeters per liter at 0° C. and 760 mm. pressure). — 

 Nitrogen, 10.34; oxygen, 2.07; carbon dioxide (free), 11.40; carbon dioxide (set free 

 from bicarbonates on evaporating to dryness), 29.46; hydrogen sulphide, none. 



Formula and name. 



Si0 2 (silica) 



S0 4 (sulphuric acid radicle)... 



HCO3 (bicarbonic acid radicle) 



N0 3 (nitric acid radicle) 



N0 2 (nitrous acid radicle) 



PO4 (phosphoric acid radicle). 



BOo (metaboric acid radicle) . . 



As6 4 (arsenic acid radicle) 



CI (chlorine) 



Br (bromine) 



I (iodine) 



Fel 

 . I > (iron and aluminum) 



Mn (manganese) 



Ca (calcium) 



Mg (magnesium) 



K (potassium) 



Na (sodium) 



Li (lithium) 



NH 4 (ammonium) 



Total 



Total solids 



Albuminoid ammonia 



Oxygen required 



Parts per 

 million. 



46.90 

 8.08 

 163. 50 

 Trace. 

 .0016 

 Trace. 



( a ) 



None. 



2.67 



Trace. 



Trace. 



.24 



.04 



45.68 



4.73 



1.69 



4.84 



Trace. 



.045 



278. 4166 



196 



.017 

 .55 



Per cent of 

 total 



inorganic 

 material in 



solution. 



Amount of 

 water used 

 for each 

 determina- 

 tion. 



16.82 



2.90 



58.73 



.96 



.09 



.01 



16.42 



1.70 



.61 



1.74 



.02 



100 



c. 



8,000 



4,000 



100 



100 



100 



2,000 



3,000 



3,000 



600 



5,400 



5,400 



7,500 



7,500 

 2, 000 

 2, 000 

 4,000 

 4,000 

 4,000 

 500 



200 

 500 

 200 



"Small amount. 

 HYPOTHETICAL FORM OF COMBINATION. 



Formula and name. 



NH4CI (ammonium chloride) 



LiCl (lithium chloride) 



KC1 (potassium chloride) 



NaCl (sodium chloride) 



KBr (potassium bromide) 



KI (potassium iodide) 



Na 2 S0 4 (sodium sulphate) 



NaB0 2 (sodium metaborate) 



Ca 3 (P0 4 ) 2 (calcium phosphate) 



NaN0 3 (sodium nitrate) 



NaN0 2 (sodium nitrite) 



Naf HCO3) (sodium bicarbonate) 



Mg(HC0 3 ) 2 (magnesium bicarbonate) 

 Ca(HC03J 2 "(calcium bicarbonate) 



A? Of (* err ' c oxide and alumina) 



Mri;6 4 (mangano-manganic oxide) ... 



CaSi0 3 (calcium silicate) 



Si0 2 (silica) 



Total 



a Small amount. 



S. Doc. 282- 



Parts per 

 million. 



0.133 

 Trace. 

 3. 22 

 1.73 

 Trace. 

 Trace. 

 11.96 



Trace. 

 Trace. 

 . 0024 

 1.02 

 28.47 

 184. 60 



.34 



.05 



.29 



46.75 



278. 5654 



Per cent of 



total 



inorganic 



material in 



solution. 



0.05 



1.15 

 .62 



4.29 



.37 



10. 23 

 66.27 



.12 



.02 



.10 



16.78 



100 



