( 52 
reafonable, that^having but men- 
ticned, to you a Phsenomenon 
whofe Credibility is by many 
denied, I ftould take notice of 
fome Circumftances fit to hring 
credit to it. And I (hail the lefs 
grudge the pains of fett ing down 
feveral particular Phaenomena, 
becaufe I prefume you have not 
met with them, and becaufe a!fo 
it may gratifie fome of your 
Chymical friends,whoinay have 
or difcover fome noble Mercury, 
by helping them to examine it, 
and to try whether it refemble 
ours. 
8. That I might not then beim- 
pofed on by others , 1 feveral 
times made trial of our Mercu- 
ry, when I was all alone. For 
when no Body was by me , nor 
probably dreamt of what I was 
doing, 1 took to one part of the 
Mercury, fometimes half the 
weight and fometimes an equal 
weight ofrefin*d Gold reduced 
to a Calx or fubtlePowder.This 
I put into the palm of my left 
hand, and putting the Mercury 
upon it, fiirr'dit and prefs'dit 
a little with the finger of my 
right hand , by which the two 
Ingredients were eafily min- 
gled, and grew not only fenfibly 
but confiderably hot,and that fo 
nimbly, that the Incalefcence 
did fometimes come to its height 
in about a minute of an hour by 
a 
2 ) 
jfe^as. Et [ane aquumemnhto 
fuerity ut, cum mcntionem dun- 
taxat fecerim fhanomeni^ cujus 
J, multis negatur credibilitas, cir* 
cumftAntias mnmllas annotem^ 
qUiZ fidemei concilUre valeant. 
jitque eo mmus Uborem detrc- 
ciabo particularia aliquot fham- 
mem hie tradendi , turn quid ex 
7ibi non occurrijfe autumem^ turn 
quod en grAta. fore futem quibuf- 
dam amicis tuts Chymicis^nobilem 
quendam vel jam pojjidentibui 
velparaturis ^YLercurium^ut fiit. 
hoc qualicunque fcripto nojlro ad 
eum examinandum^ GT, an refer at 
noftrum^ experiundum^ juventur. 
Uaque , ne mihi imfonerent 
aliiy fluries Mer curium nojlrum^ 
quando folus eram , explorabam. 
Etentm qumdommo mihiaderat^ 
neque quifquam per [omnium quid 
agerem conjiceretyfumebam unam 
partem illius Mer cur ii^^ ad jluri^ 
in calcem \vel pellinem redact , 
fondm quando que dimidium^quan' 
doqu^ aquale» Hoc polline vols 
manui Jmijira immijfo^ ^ Mer- 
curio fuperinfufo , utrumque jimul 
agitabam, pnmebamque nonnihil 
digit 0 manus dextra ; qua ratione 
duo hac Ingredientia facile com* 
mixta^ non modo ad fenfum fed 
infigniter incalefcebant , idque 
adeo frofere^ ut incalefcentia in- 
ter dum untus hora, circiter minu^ 
to^ indicant eidipfum horologiomi: 
nutis infiruito , ad (ltiy.lji perve- 
niret. Succedebat hoc Experi- 
mentum, 
