( 5^ 
fing Studies. And though I have 
not forgot 'fome not defpicable 
Trials that I made with our 
Mercury, yet fince they are not 
necefTary to the Queftion that 
occafioaed this Paper, I fball 
pafs them over in filence, and 
only obferve fome few things 
I hod almoft forgot to tell you j 
namely firft, that whereas 'cis 
ufual to take four,5 or 6,nayS or 
lopartsof common Quickfilver 
to make an Amalgame with one 
of Gold , even when both are 
heated by the fire ^ I found our 
Mercury fo congruous to that 
metal^ that it would prefencly 
imbody with no lefs than an 
equal weight of it, and produce 
a pretty hard Amalgame or 
mixture, in which the Mercury 
was fodifFufed , that the Gold 
had quite loft its colour. Se- 
condly, I fhall-add what for 
ought I know has not been yet 
obferved, that this power of 
penetrating Gold and growing 
hot with it, is fo inheren: , not 
to fay radicated, in our Mercu- 
ry, that after it had been diftil- 
led from Gold again and again, 
I found it to retain that proper- 
ty. Andlaftly, whereas it may 
be fufpefled' that this faculty 
raay be quickly loft, (as that of 
the prepared Eononian ^rone to 
receive L'ght ^ has been com- 
plain'd of as not duraMe ) I 
found by trial that a fing.e 
drachm 
7 ) 
da , cum ^ermio mfin fer* 
a£la^ memoria mea non excide- 
rint ; cum tamen ad ^uafimem 
illam , qu£ fcriftum hoc feperit^ 
mnfwtmcejfmayfilenPio ta in- 
'volvam^faucula duntaxat annota^ 
turm , qu£ commemorare prope- 
modumjuij^em oblitm, gluorum 
primum ejl , quod, cum jhlenne 
Jit, capere Mercurnvu]gms par- 
tes quatuor^ 5 vel (ojmo 8 vel 10, 
ad A mdgAtm faciendum cum una 
parte duri , etiam turn quando 
utrumqne incaluit igne ; Bgo 
adeo congruum deprehenderim 
cum metallo iilo Mercurium no* 
ftrum^ ut non mmm qulm aequale 
illim pondm intinie Jlatm per- 
vaderetyfatifque durum Amalga* 
ma Cram Ave producer et^ in quo 
adeo diffufm erat Mercurim , ut 
Aurum colorem fuum penitus a- 
mitteret. Secundum (^quod, 
ha[ienm obfervatum fuijfe haud 
putem,) vim fciL hance , Aurum 
penetrandi cumque eo incatefcen- 
di, mor dicks adcu inh^rere Mer- 
curic nojlro, ne die am it a in eo ra- 
dicatamejfe^ ut poftquam iterum 
atque iterum ab Jure ejfet dijlil- 
htm, proprietatis illim tenacem 
eum deprehenderim. £^ denique, 
cim fafpicio incejfere Lefforem 
pojjit ^ facultatem banc cito de- 
perdi, {ut de pr^farato ad hauri- 
endam lucem Lapide Bononi- 
cnfi queruntur futhorcs ^ ) expe- 
riundo didici ; unicam drach - 
mam Mercurii) certo modo parati, 
f-ofi 
