78 



Proceedings of the Royal Irish Academy. 



The solid constituents of the principal spa Tvere also determined. 

 They were found to be silica, iron, lime, magnesia, soda (•with trace of 

 potash), chlorine, sulphuric acid, and carbonic acid. In 1000 cc. were 

 contained : — 





Grammes. 



Si 0., . 



•0152 



Pe3 63, 



•0005 



Ca 



•0564 



llg, . . 



•0097 



IsX 



•0063 



SO,, . 



•0126 



CI, . . 



•0176 



be calculated as be 



ing thus combined: — 



Silica, , 



•0152 



Fenic Oxide, 



•0005 



Calcic Sulphate, 



•0179 



Calcic Cai'bonate, 



•1279 



^agnesic Carbonat 



e, . . . ^0246 



]!iragnesic Chloride, 



•0105 



SocHc Chloride, 



•0160 



•2126 



The following are the readings for temperature of the waters and 

 of the atmosphere, taken at the two visits mentioned ; — 





PitLxciPAL Spa. 









Ust August, 1876. 







Air, . 

 Water, 



2Wi Scptemher, 1876. 



14= 

 21 



•5 C. 

 •2 



Air, . 



Water, 



L adzes' "Wdli. 

 3162! Auyud, 1876. 



13- 

 21 



•4C. 

 ■5 ,., 



Air, . 



Water, 



29//J Sejitemler, 1876, 



13° 

 21 



•5C. 



Air, . 

 "Water, 





15° 

 21 



•0 C. 



•8„ 



