Agricola, Georg
,
De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ...
,
1556
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N10018
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<
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N18962
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<
s
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N18971
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<
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pagenum
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275
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xlink:href
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001/01/285.jpg
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poſteriore intus ad altitudinem pedis unius & ſemiſſis infigitur lamina fer
<
lb
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rea longa & lata pedes tres, ac foraminum, per quæ lapilli, maiores
<
expan
abbr
="
quã
">quam</
expan
>
erui
<
lb
/>
ſemina, penetrare & decidere poſſint, pleniſſima. </
s
>
<
s
id
="
N18991
">Capſæ autem ſubijcitur ca
<
lb
/>
nalis, ex una arbore cauatus, longus circiter pedes quatuor & uiginti, altus
<
lb
/>
& latus dodrantem: quem plerunque tres tabellæ, in eum impoſitæ, interual
<
lb
/>
lis
<
expan
abbr
="
diſtinguũt
">diſtinguunt</
expan
>
: quarum alia altior eſt: ſed turbidas ex ipſo defluentes, rurſus
<
lb
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excipit lacus. </
s
>
<
s
id
="
N189A0
">At materia metallica
<
expan
abbr
="
interdũ
">interdum</
expan
>
ſub terræ cute altius reperiri non
<
lb
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ſolet, interdum uerò tam alte, ut & cuniculos agere & puteos fodere neceſſe
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lb
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ſit: ea ciſijs ad capſam aduehitur: cùm iam lauaturi ſunt, canaliculum collo
<
lb
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cant: per quem tantum aquæ, quantum ad loturam ſatis eſt, in laminam fer
<
lb
/>
ream influit: in quam mox adoleſcens materiam metallicam batillo ferreo
<
lb
/>
conijcit: ac maſſulas eodem huc & illuc agitans diſſipat: tum aqua & arena
<
lb
/>
per laminæ foramina penetrantes decidunt in capſam. </
s
>
<
s
id
="
N189B3
">Quod uerò craſſum
<
lb
/>
eſt, in lamina reſtat: id eodem batillo in ciſium inijcit. </
s
>
<
s
id
="
N189B8
">Interea alter
<
expan
abbr
="
adoleſcẽs
">adoleſcens</
expan
>
<
lb
/>
minor natu
<
expan
abbr
="
arenã
">arenam</
expan
>
ſub lamina rutro ligneo, ferè tam lato quàm capſa eſt, cre
<
lb
/>
bro trudit, & in ſupremam capſam pellit: quod leue eſt aqua defert in ſubie
<
lb
/>
ctum canalem: quanquam paucos etiam lapillos nigros:
<
expan
abbr
="
hũc
">hunc</
expan
>
laborem ado
<
lb
/>
leſcentes continenter ſuſtinent, quoad quatuor ciſia, uel, ſi materia diues la
<
lb
/>
pillorum
<
expan
abbr
="
nigrorũ
">nigrorum</
expan
>
fuerit, tria rebus craſſis & inanibus repleuerint: quæ de
<
lb
/>
uehunt & proijciunt: tum præſes laboris aſſere, in quo ante laminam ſito a
<
lb
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doleſcens ſtabat, ſublato arenam cum lapillis permiſtam crebro ſurſum &
<
lb
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deorſum rutro trudit, & eodem arenam, quæ, quod leuior ſit quàm lapilli,
<
lb
/>
ſuperiorem locum tenet, de eis detrahit ut
<
expan
abbr
="
appareãt
">appareant</
expan
>
: quos rutro in priorem
<
lb
/>
capſæ partem tractos batillo euertit, ut etiam tunc, quod leue eſt, defluere
<
lb
/>
poſſit. </
s
>
<
s
id
="
N189E5
">Mox omnes coaceruatos ex capſa eijcit & aufert. </
s
>
<
s
id
="
N189E8
">Hæc dum præſes
<
lb
/>
agit, alter
<
expan
abbr
="
adoleſcẽs
">adoleſcens</
expan
>
interea arenam cum lapillis nigris miſtam, quæ ex capſa
<
lb
/>
defluens in canali reſedit, rutro ferreo agitat, & retro ad ſupremam canalis
<
lb
/>
partem trudit: quæ, quod plurimos lapillos nigros in ſe contineat, rurſus
<
lb
/>
in laminam coniecta lauatur: at ea quæ in infima canalis parte reſedit, ſepara
<
lb
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tim eiecta cumulatur, & in canali deuexo lauatur: quæ uerò in lacu, in area
<
lb
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linteis extenſis
<
expan
abbr
="
cõtecta
">contecta</
expan
>
. </
s
>
<
s
id
="
N189FF
">Omnis hic labor fructuoſus æſtiuis diebus ſæpius,
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lb
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nempe decies aut undecies iteratur. </
s
>
<
s
id
="
N18A04
">Sed lapilli nigri, quos præſes ex capſa
<
lb
/>
eijcit, deinde in cribro anguſto
<
gap
/>
<
expan
abbr
="
auãtur
">auantur</
expan
>
, poſtremò in lacuſculo, ubi tandem
<
lb
/>
omnis arena ab eis ſeparatur. </
s
>
<
s
id
="
N18A10
">Quinetiam omnibus his rationibus materiæ
<
lb
/>
miſtæ cum ramentis aliorum metallorum, ſiue ea fuerint à uenis & fibris ab
<
lb
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repta, ſiue in uenis dilatatis ad riuos & fluuios orta, lauari poſſunt.</
s
>
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<
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N18A17
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type
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caption
">
<
s
id
="
N18A19
">C
<
emph
type
="
italics
"/>
apſa
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emph.end
type
="
italics
"/>
A. L
<
emph
type
="
italics
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amina
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emph.end
type
="
italics
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B. C
<
emph
type
="
italics
"/>
analis
<
emph.end
type
="
italics
"/>
C. T
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emph
type
="
italics
"/>
abellæ
<
emph.end
type
="
italics
"/>
D.
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L
<
emph
type
="
italics
"/>
acus
<
emph.end
type
="
italics
"/>
E. C
<
emph
type
="
italics
"/>
analiculus
<
emph.end
type
="
italics
"/>
F. B
<
emph
type
="
italics
"/>
atillum
<
emph.end
type
="
italics
"/>
G. R
<
emph
type
="
italics
"/>
aſtrum
<
emph.end
type
="
italics
"/>
H.</
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