560 An Analyjls of tivo Mineral Springs 



It is to be obferved, that both thefe fprings are affected by 

 rainy weather ; and that, confequently, their contents vary 

 considerably according to the feafons. 



SYNOPTICAL TABLE OF SUBSTANCES CONTAINED IN 

 THE TWO SPRINGS. 



Gafeous fluids contained in a wine-gallon in cubic inches. 



Extra&of a letter from Dr. H.OLME, dated Sept. itth 1797. 



" In the analyiis of the waters of the new baths I have 

 conjectured that the decomposition of oxygenated muriat of 

 mercury is occafioned bv a minute portion of fulphur, at- 

 tached to lbme of the fubitances diffolved in the water (m.). 

 I have attempted to verify this ponjecturc, and not without 

 • fuccefs. "Wiihing to collect fome quantity of the precipitate, 

 I evaporated a gallon of the water to half its bulk ; but found, 

 that new the fait of mercury was diffolved without decoiflpo- 

 fition. I added, therefore, the fait to the water without 

 boiling; and fullered the precipitate 10 fubfide. By ibi* 

 procefs, I could collect no more than a grain from a gallon 

 I threw this upon alkali heated to rednefs ; but 



the 



