[ S7 ] 



prefer the well known terms pvritcs and galena to the newlv 

 ^ev\kd. fidphuret of iron, or copper, or lead; the former has the 

 advantage of denoting the particular fpecific combinations of 

 fulphur with iron, copper, arfenic or cobalt, and of excluding 

 not only other fulphurated metals that do not give fire with fteel, 

 as the vitreous filver ore, fulphurated antimony, or lead, cinnabar, 

 blende, fulphurated bifmuth, &c. but alfo fuch compounds even 

 of copper and fulphur as do not give fire with fteel, as the vitreous 

 copper ore and the grey copper ore and the purple. On thefe and 

 many other confiderations which will prefently be mentioned, 

 I hope the ingenious M. Mufhet will recal his wifh that I had 

 modelled my nomenclature on the principles of the French School, 

 2. Phil. Magaz. p. 156. C. t'aujas though of that fchool remarks 

 that thefe ufual names (when otherwife.faultlefs) cannot without 

 -great inconvenience* be changed for others either erudite or bar- 

 barous, 35. Journ. des Mines, 894^ Nor is his opinion in the 

 Vol. VIII. H leaft 



• This puts me in mind of fome Latin purifts who change known modern names 

 into what they efteem purer Latin ones. Thus inftead of cancellarius they fay 



prafeSius juris, and for which Lipfius Not. ad Lib.-L Politicorum Cap. 9° juftly 

 cenfures the hiftorian Paulus ^miiius. " Vetuftatis etiam nefcio quid affe£lat in 

 " nominibus hominum, locorum, urbium immutandis et in veterem formam redi- 

 " gendis, faepe erudite, interdum vane, fed ut ego judico, femper indecore, quorfum 

 " charticr'nis, Gallorum cancellarius, qiiadrigarius mihi fit ? et ille ipfe cancellarius 

 " appellatur ^j-if/f^tfj- yKn/ r" et ubique Rex Tari-aconeiifu, qui nobis et majoribus 

 " fult Arragonix .' talia infinita funt audaBer et ambitlofe innovata et cum fraudc 



-« pariter ac cruce ledloris. The Greek ind Roman hiftorians were frequently guiltr 



-of the fame fault which occaCons at this day much perplexity. 



