Touching. Metals. and: Minerals. 
: He third Letter of the Crofs-Row, is the variation of Metals into 
feveral Shapes, Bodies, or Natyres ; the particulars whereof fol- 
ow. | 
Tindure. 
Turning to Rutt. 
~ Calcination. *y 
Sublimation. TN aa 
__ + Precipitation. | eee 
Amalgamatizing, or turning into afoft Body. 
Vitrification. | he 
Opening or Diflolving into Liquor. “ 
Sprouting, or Branching, or pe A tad 
Induration and Mollification, 
Making tough or brittle, 
Volatility and Fixation. 
Tranfmutation or Verfion. 
— For Tindture, it isto be enquired how Metals may be tin@ed, through | 
_jandthrough;° and with what, and into what colours: As Tin&ing-Silver } 
jyellow. ‘Tin&ing-Copper white, and Tin@ingred, green, blew, efpecial- | 
ly with keeping the luftre. 1 Hel te . 
tem, 'Tin@ureof Glafs. - 
item, TVin@ure of Marble, Flint, or other Stone. 
© For turning to Raft, rwo things are chiefly to sbe €nquired: By what 
Corrofives it isdone, and into what célours it turns: As Lead into white, | 
which they call Servs ; Iron into yellow, which they call Crocus Marte: 
> paar’ into Vermilion, Brafs into green, which they call Verdegraf, 
biA For, Calcination,. to enquire how every Metal. is calcined > And| 
into, what kinde of Body ?. And what is the exquifitelt way of Calcina- 
tion ? 
_.. For Sublimation, to enquire the manner of Subliming ; and what; 
Metals endure Sublimings and what Body the Sublimate makes ? 
For Precipitation likewife, By what ftrong Waters every Metal will 
precipitate ? or with what Additaments? andin whattime ? and into what 
’ 
\ 
i 
So for Amalgama, what Metals will‘endure it > What arethe meant 
todo it? And what is the mannerof théBody? © 
: For Vitrification likewife, what Metals will endure it ? what are 
the means to doit? into what colour it turns ? and sa eases ch vee ae 
wit alitbads 1 \ ‘eta } 
