j WITH THE MARINE ACID. 



nine times, and then- digelling it with fpirit of 

 wine impregnated with aromatics. Mercuriua 

 dulcis prepared in this manner is commonly 

 known by the na;nc tfpaiiti&a mcrcttritilis*. 



xxrv. /;; what IV ay the ancient Cbcmiftf 

 proceeded in t'ffpctt to fwcct Mercury. 



SWF.ET mercury is prepared in the prcfcnf 

 ajje by a proeefs far more ready and limple than 

 it was formerly. -Hogum mixed corroflve mercury 

 with crude mercury, and vitriol of Mars' calcined 

 to rcclnefs, and then ])roccedcd to fublimation. 

 The vitriol could not aflill in fubduing the acri- 

 mony ot* the corrolivc mercury, but would ra- 

 iher tend to adulterate the fwect mercury with 

 inart'ial earth and vitriolic acid. How Croll con- 

 dueled this operation \ve know not; lie probably 

 employed a limplcr method, as he calls it artifi- 

 rium hMfrtfencum. Compolitions of fwcet mercu- 

 ry with various metals, which are now ohfolctc, 

 were in high cftimation among the ancient 

 chcmifK 1 do not chufc to difputc that fomc 

 iifcful medicines may be produced by fuch a 

 mixture ; but it is incontrovertible that the fvvcet 

 mercury is more or lefs changed by it. Sc breeder 

 fays, that having fublimed iweet mercury which 

 had been mixed and triturated with laminated 

 jilver, he found no veiligc of filvcr in the refi- 



duuin 



4 Mal'juin Chcmie mcdiciaale. 



