PHYSICAL AND LITERARY. 3 ;5 



poration to a drynefs, nor by burning the 

 refiduum, does it lofe this quahty. 



As neither the water nor its fait or 

 earth, make the leafl vifible efFervefcence , 

 whhfpiniiis, or oh vitrioli, either by them- 

 • Selves, or when they are diluted with wa- 

 ter J fo it may be faid, that it contains 

 no alcali, and that its turning green with 

 fyrup of violets, is of itfelf no proof ; 

 becaufe common water does, with fyrup 

 of violets, change to a faint green colour, 

 after it has (lood fome time : But this I 

 imagine rather to be a proof, that there 

 is in common water an alcaline principle, 

 viz. abforbent earth ; for rain-water, or 

 fnow-water, have not the lead tendency 

 to green, with the faid fyrup 



4. It feems to contain a very little fea- 

 falt (lefs than common water) by its pre- 

 cipitating the folution of Jaccharum Sa- 



turni (ii«)* 



5. It feems to contain fome portion of 



aluntj 



«■' From the tafte of the fpaw water, as 

 it comes from the fpring, which is re- 

 markably aluminous. 



/3. FivOM 



