experience having affured me 
<whatever Authorities or The- 
ories may be urged to the con- 
trary) that fuch ^ Mercury may 
he (1 faynot,eafilyorrpeedi!y, 
but fuccefsfullyj prepar d, not 
only by employing Antimony 
^and folid Metals as Mars , but 
without any fuch Metal at all, 
or fo much as Jniimony it 
felf, 
15, Here 1 purpofed to con* 
>clude: Butbecaufe I am,asyou 
know, very averfc (which \ de- 
clare my felf to be on this oc- 
cafion alfo } from making any 
promife to the publickj I think 
fit in this place to give you an 
Advertifement , and obviate a 
Scruple. I fliafl therefore ad- 
monift thofe Inquifitive Sfagy- 
y//?/,that may be defirous to try, 
whether their purified Mercury 
be Incalefcent, that they be not 
toohafty to conclude it is not 
fo ; nor to rejeft it , unlefs they 
have made the trial with Gold 
duly prepared^ For I have 
found, that my Mercury did not 
grow hot with the fmalleft fi- 
lings of Gold I could make 
(though indeed within a few 
hours after it did , without the 
help of fire, imbody with it in- 
to a hard dmalgama^ ) which ar- 
gued that thecorpufclts of the 
Metal were not yet fmall e- 
nough to be fuddenly penetra- 
ted by the Quickfilver : Nor 
30 ) 
exprientiam eerto mihi ccnfiet^ 
( quicquid in contrarwm obten* 
dant Authoritates & T^becrU) 
talem Mercurium foffe^ {non 
dicam facile f refer eve , fed cum 
fuccejfu) far art , mn modo 
Anttmonium folidaque Ale t allay 
puta Marrem , C^r. adhibendo , 
Jed citra ullius cmnino Met alii , 
quin vel ifjifcs Antimonii, 
ufum. 
Hie ftatueram finem huic Jer* 
mom impnere : At cum agerri- 
me, ut mjli , turn alias, turn hac 
imfrimu occafione, promiffi Jidem 
publico obfiringam^ vifum ejl mi- 
hi hoc loco Monitum aliquod fug* 
gerere y ^ Scrupulo cmdam ob- 
viam ire. Frm quod attinet^ 
Curiofos ihs Spagyricos, quos 
fort\^tentandt cuptdo incejferit ^ 
fitne furgatus ipforum ^Mercu- 
rim incalefcendi qualitate inftru* 
monebo^ ne nimis jedman" 
ter concludant ipfum ed prx- 
ditum non e£e , ?jeve eum reji* 
cianty nifi hxperimentum fece- 
rint cum jiuro rite fraparato. 
Comperi quippe^ Mercurium me- 
umnon incalefcere cum ramentis 
Auriy omnium qu^ts conficere pote* 
ram minimis , [quanquam r ever a 
intra paucas exinde horas^ fine 
ignis adminiculo^ cum ipfo in du- 
rum amalgama confiaretur ;) quod 
argument 0 erat ^ Met alii illius 
corpufcula necdum exigu^ fat is 
f»iffe^ut proper e d Mercisrio pe- 
netrarentur : Neque qu^i^is Ami 
calx 
