or J&oimction of JFtjctnef^ v 



at hand to examine when I heard of 

 it,) if, I fay, it be true., that a Bezo- 

 ardicum Minerale may be obtained, 

 without fpirit of Nitre, barely by a 

 flow evaporation, made in a Glafle- 

 di(h, of the more fugitive parts of 

 the Oil of Antimony i this Inftance 

 will not indeed be proper in this 

 place 5 but yet will belong to the fe- 

 cond of the foregoing ways of intro- 

 ducing Fixity; I proceed now to al- 

 Jeage other particulars in favour of 

 the above-mentioned Obfervation. 

 If you take ftrong Spirit of Salt y 

 that, when the Glafs is unftopt^ will 

 fmoak of it felf in the cold air^ and 

 fatiate it witli the volatile Spirit of 

 Vrine the fuperfiuous moifture be- 

 ing abftra&ed, you will obtain by 

 this preparation (which, you may 

 remember^ I long (ince communica- 

 ted to you, and divers other VirtuofiS) 

 a compounded Salt, (carce, if at all, 

 diftinguifhable from Sal Artnoniac^ 

 and which will not, as the Salts it 

 confifts of will doe, before their co- 

 alition^ eafily fly up of it felf into the 



air. 



