Musschenbroek, Petrus van
,
Physicae experimentales, et geometricae de magnete, tuborum capillarium vitreorumque speculorum attractione, magnitudine terrae, cohaerentia corporum firmorum dissertationes: ut et ephemerides meteorologicae ultraiectinae
Text
Text Image
Image
XML
Thumbnail overview
Document information
None
Concordance
Notes
Handwritten
Figures
Content
Thumbnails
Table of handwritten notes
<
1 - 2
[out of range]
>
<
1 - 2
[out of range]
>
page
|<
<
(89)
of 795
>
>|
<
echo
version
="
1.0RC
">
<
text
xml:lang
="
la
"
type
="
free
">
<
div
xml:id
="
echoid-div47
"
type
="
section
"
level
="
1
"
n
="
47
">
<
p
>
<
s
xml:id
="
echoid-s2149
"
xml:space
="
preserve
">
<
pb
o
="
89
"
file
="
0103
"
n
="
103
"
rhead
="
DE MAGNETE.
"/>
Plumbi additum fuit, quod cum corporibus pluribus terreſtribus,
<
lb
/>
& </
s
>
<
s
xml:id
="
echoid-s2150
"
xml:space
="
preserve
">imprimis cum ſilicibus abit in vitrum elegans, pellucidum, fla-
<
lb
/>
vum, pulchritudine certans cum Pruſſico ſuccino: </
s
>
<
s
xml:id
="
echoid-s2151
"
xml:space
="
preserve
">Primum igitur
<
lb
/>
indagandum erat, cum quanta copia Minii Magnes in vitrum redu-
<
lb
/>
ceretur, a minima Minii quantitate incipiendum fuit, ut certior
<
lb
/>
ſierem de vi ſuperſtite vel deſtructa Magnetica: </
s
>
<
s
xml:id
="
echoid-s2152
"
xml:space
="
preserve
">Adeoque Minii,
<
lb
/>
Magnetis, Borracis ana ℨiij. </
s
>
<
s
xml:id
="
echoid-s2153
"
xml:space
="
preserve
">optime miſtas impoſui crucibulo, quod
<
lb
/>
per 3 horas Igni expoſitum validiſſimo, exhibuit modo maſſam ali-
<
lb
/>
quam vix cohærentem, quæ minabatur quaſi in ſolidam ſubſtan-
<
lb
/>
tiam abire vellet, ſi modo plus fluidi admiſtum fuiſſet: </
s
>
<
s
xml:id
="
echoid-s2154
"
xml:space
="
preserve
">hæc attra-
<
lb
/>
hebatur a Magnete adhuc ut ante, imo tota ſubſtantia attraheba-
<
lb
/>
tur, æque Minium, Sal, quam Magnes: </
s
>
<
s
xml:id
="
echoid-s2155
"
xml:space
="
preserve
">patebat igitur plus Minii
<
lb
/>
addendum eſſe, & </
s
>
<
s
xml:id
="
echoid-s2156
"
xml:space
="
preserve
">quia Arenæ triplo plus Minii eſt addendum, ut
<
lb
/>
vitrum inde formetur; </
s
>
<
s
xml:id
="
echoid-s2157
"
xml:space
="
preserve
">addidi quoque maſſæ noſtræ tantundem Mi-
<
lb
/>
nii, ut nunc eſſet ejus triplo major copia quam Magnetis, adjecta
<
lb
/>
etiam fuit Borracis drachma: </
s
>
<
s
xml:id
="
echoid-s2158
"
xml:space
="
preserve
">hæc maſſa in crucibulo per trihorium
<
lb
/>
ſummo Igni commiſſa, abiit in vitrum opacum fuſci coloris, ad-
<
lb
/>
modum grave, quod fundi ducique poterat, ut vitrum ſolet; </
s
>
<
s
xml:id
="
echoid-s2159
"
xml:space
="
preserve
">erat-
<
lb
/>
que homogeneum ubivis. </
s
>
<
s
xml:id
="
echoid-s2160
"
xml:space
="
preserve
">Adeoque Magnes in vitrum ſic erat mu-
<
lb
/>
tatus, ſummamque proinde operationem paſſus, quam unquam po-
<
lb
/>
terit: </
s
>
<
s
xml:id
="
echoid-s2161
"
xml:space
="
preserve
">[Cauſtici ſpeculi foco excepto] in qua ſi vim ſuam retinet,
<
lb
/>
eam quidem ſemper retinebit.</
s
>
<
s
xml:id
="
echoid-s2162
"
xml:space
="
preserve
"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s2163
"
xml:space
="
preserve
">Hoc vitrum itaque oblatum Verſorio, id æque manifeſto attra-
<
lb
/>
xit, quam ante ullam perpeſſam operationem ab Igne: </
s
>
<
s
xml:id
="
echoid-s2164
"
xml:space
="
preserve
">Attraheba-
<
lb
/>
tur a Magnete etiam haud aliter, ac ſi verus Magnes fuiſſet quam-
<
lb
/>
obrem hoc vitrum in pulverem tritum a Magnete attrahebatur, ut
<
lb
/>
inſtar barbæ ipſius polis adhæſerit: </
s
>
<
s
xml:id
="
echoid-s2165
"
xml:space
="
preserve
">Plumbum in vitrum reductum
<
lb
/>
& </
s
>
<
s
xml:id
="
echoid-s2166
"
xml:space
="
preserve
">undiquaque ambiens partes Magnetis non ita impediit ejus vires,
<
lb
/>
quam quidem parva Salis copia in præcedentibus proceſſibus, quod
<
lb
/>
clarius per Experientiam, quam quidem ex ratione intelligitur, ſed
<
lb
/>
plurima in Phyſicis ita comparata ſunt.</
s
>
<
s
xml:id
="
echoid-s2167
"
xml:space
="
preserve
"/>
</
p
>
</
div
>
<
div
xml:id
="
echoid-div48
"
type
="
section
"
level
="
1
"
n
="
48
">
<
head
xml:id
="
echoid-head56
"
xml:space
="
preserve
">PROCESSUS DECIMUS.</
head
>
<
p
>
<
s
xml:id
="
echoid-s2168
"
xml:space
="
preserve
">Quum Antimonium ſolet ferè omnia metalla in Igne reddere vo-
<
lb
/>
latilia, ea penetrando uſque in intimam medullam, in ſubtiliſſimas
<
lb
/>
ſolvendo partes, & </
s
>
<
s
xml:id
="
echoid-s2169
"
xml:space
="
preserve
">ſecum avehendo, tentatum fuit an </
s
>
</
p
>
</
div
>
</
text
>
</
echo
>