175 
in two columns side by side for the convenience of comparison. 
At a first glance of the two sets of figures their appears little | 
similarity between them. The solid Residue of the one is nearly 
double that of the other, while the Chlorine and Sodium is nearly 
four times as much. To compare these waters we should first 
make some enquiries into the Geological formation of the Strata 
through which the Spring passes. 
. 
Analysis of the Batheaston Mineral Water, nade in March, 1874, by 
Capt. Mackay HERIOT. 
The analysis of the King’s Bath made about the same time is 
annexed for the convenience of comparison :— 
Constituent Parts. Batheaston Water. King’s Bath, 
Parts per Million. 
Calcium ae 4¥5 a. aA eB. old 
Magnesium _.... as ues tee 65 47 
Strontium Mere: Sk ... traces traces 
Sodium ... PP eaz ves Pe ATG 129 
Potassium Bo a Sig Ye 28 39 
Lithium ode an a ... traces traces 
eons 2% an ie ane ae dsb 61 
Chlorine £3t at ake ed me OGL 280 
Sulphuric Acid ... i¥s ie Veg? OB 869 
Silicic Acid ... Lt ee A? 13 30 
Carbonic Acid (combined)... <i 82 86 
Nitric Acid ... ae ee saa .35 traces 
; Ammonia (Free) ~—.... = ie: 1:04 none 
§ Solid Residue ... as ts .», 9110 1920 
a Specific Gravity A Beary ... 10026 1:0015 
7a 
i observations on the subject, but my friends Messrs. Moore and 
