Agricola, Georg, De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ..., 1556

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      <text>
        <body>
          <chap id="N10018">
            <p id="N1709C" type="main">
              <s id="N1709E">
                <pb pagenum="233" xlink:href="001/01/243.jpg"/>
              aurum. </s>
              <s id="N170B0">Machinæ unica eſt rota, quam riui impetus eius pinnas percutiens
                <lb/>
              uerſat: axi ab altero rotæ latere exiſtunt longi dentes: qui pila attollunt, ue­
                <lb/>
              namque ſiccam contundunt: mox in rotundum molæ receptaculum iniecta,
                <lb/>
              & ſenſim per eius foramen illapſa molitur in farinam. </s>
              <s id="N170B9">Inferior lapis molaris
                <lb/>
              eſt quadrangulus, ſed formam habet rotundam, in qua mola rotunda uerſa
                <lb/>
              tur: atque foramen, ex quo farina in primum uas delabitur. </s>
              <s id="N170C0">Verùm axiculi fer
                <lb/>
              rei ſubſcus in mola, codax in trabis catillo includitur: cuius axiculi tympa­
                <lb/>
              num, quod ex fuſis conſtat, à tympano axis dentato circumactum
                <expan abbr="molã">molam</expan>
              uer
                <lb/>
              ſat. </s>
              <s id="N170CD">Vt uerò farina continenter incidit in
                <expan abbr="primũ">primum</expan>
              uas, ita etiam aqua: quæ rur
                <lb/>
              ſus ex eo effluit in ſecundum, quod humilius eſt: & ex ſecundo in tertium,
                <lb/>
              quod humilimum: ex tertio plerunque in lacuſculum ex una arbore
                <expan abbr="cauatũ">cauatum</expan>
              :
                <lb/>
              in unoquoque autem uaſe ineſt argentum uiuum, unicuique aſſerculus eſt im­
                <lb/>
              poſitus & ad ipſum affixus: per cuius medij foramen penetrat axiculus ſta­
                <lb/>
              tutus: is ne altius quàm oportet, in uas deſcendat, qua
                <expan abbr="aſſerculũ">aſſerculum</expan>
              attingit, ex­
                <lb/>
              tuberat: ad eius inferius caput duæ tabellæ inter ſe
                <expan abbr="trãſuerſæ">tranſuerſæ</expan>
                <expan abbr="affigũtur">affiguntur</expan>
              , quas
                <lb/>
              tertia decuſſat: ſuperiori codax eſt in trabis catillo incluſus: at
                <expan abbr="circũ">circum</expan>
              quenque
                <lb/>
              axiculum eſt paruum tympanum, quod ex fuſis conſtat:
                <expan abbr="quorũ">quorum</expan>
              quodque uer
                <lb/>
              ſatur à paruo tympano dentato, quod eſt circum
                <expan abbr="axiculũ">axiculum</expan>
              ſtratum, cuius al­
                <lb/>
              terum caput in magno axe ſtrato incluſum eſt:
                <expan abbr="alterũ">alterum</expan>
              in tigni cuiuſdam ca­
                <lb/>
              uo craſſis laminis ferrato: itaque tabellæ, quarum ternæ in ſingulis uaſis in or
                <lb/>
              bem torquentur, farinana cum aqua permiſtam
                <expan abbr="agitãtes">agitantes</expan>
              etiam minutula au­
                <lb/>
              ri ramenta ab ea ſeparant: quæ delapſa argentum
                <expan abbr="uiuũ">uiuum</expan>
              in ſe trahit atque pur­
                <lb/>
              gat. </s>
              <s id="N17118">Sordes uerò aqua rapit: argentum uiuum in alutam, uel linteum lini xy
                <lb/>
              lini contextu factum infunditur: quæ cùm, ut aliàs ſcripſi, comprimitur, ar­
                <lb/>
              gentum uiuum per eam defluit in ollam ſubiectam: aurum in ea remanet pu
                <lb/>
              rum. </s>
              <s id="N17121">Alij in locum uaſorum tres canales latos ſubſtituunt: quorum quiſque
                <lb/>
              habet axiculum angulatum: in quo ſenæ tabellæ anguſtæ incluſæ ſunt, &
                <lb/>
              ad eas totidem tabellæ latiores tranſuerſæ affixæ: quas aqua immiſſa percu
                <lb/>
              tiens circumagit: hæ farinam cum aqua permiſtam agitantes metallum ab
                <lb/>
              ea ſecernunt: ueruntamen ſi farina, in qua auri ramenta inſunt, purgatur, pri­
                <lb/>
              or lauandi ratio hac longe præſtat, quod ea argentum uiuum, quod in uaſis
                <lb/>
              continetur, ſtatim ad ſe alliciat: ſi farina, in qua lapilli nigri, ex quibus confla
                <lb/>
              tur plumbum candidum, inſunt, minime eſt aſpernanda. </s>
              <s id="N17132">Quanquam rami
                <lb/>
              abiegni conuoluti, & in canales, in quibus talis farina de mola per canalicu­
                <lb/>
              lum in eos delapſa lauatur, impoſiti utiliores ſunt: nam lapilli uel ab eis reti­
                <lb/>
              nentur, uel, ſi aqua ipſos rapit, de eis decidunt & ſubſidunt.</s>
            </p>
            <p id="N1713B" type="caption">
              <s id="N1713D">M
                <emph type="italics"/>
              achinæ rota
                <emph.end type="italics"/>
              A. A
                <emph type="italics"/>
              xis
                <emph.end type="italics"/>
              B. P
                <emph type="italics"/>
              ila
                <emph.end type="italics"/>
              C. M
                <emph type="italics"/>
              olæ receptaculum rotundum
                <emph.end type="italics"/>
              D.
                <lb/>
              E
                <emph type="italics"/>
              ius foramen per medium penetrans
                <emph.end type="italics"/>
              E. I
                <emph type="italics"/>
              nferior lapis molaris
                <emph.end type="italics"/>
              F.
                <lb/>
              E
                <emph type="italics"/>
              ius forma retunda
                <emph.end type="italics"/>
              G. E
                <emph type="italics"/>
              iuſdem foramen
                <emph.end type="italics"/>
              H. A
                <emph type="italics"/>
              xiculus ferreus
                <emph.end type="italics"/>
              I.
                <lb/>
              E
                <emph type="italics"/>
              ius ſubſcus
                <emph.end type="italics"/>
              K. T
                <emph type="italics"/>
              rabs
                <emph.end type="italics"/>
              L. A
                <emph type="italics"/>
              xiculi ferrei tympanum quod ex fuſis
                <lb/>
              conſtat
                <emph.end type="italics"/>
              M. A
                <emph type="italics"/>
              xis tympanum dentatum
                <emph.end type="italics"/>
              N. V
                <emph type="italics"/>
              aſa
                <emph.end type="italics"/>
              O. A
                <emph type="italics"/>
              ſſerculi
                <emph.end type="italics"/>
              P.
                <lb/>
              A
                <emph type="italics"/>
              xiculi ſtatuti
                <emph.end type="italics"/>
              Q. E
                <emph type="italics"/>
              orundem pars extuberans
                <emph.end type="italics"/>
              R. E
                <emph type="italics"/>
              orundem tabellæ
                <emph.end type="italics"/>
              S.
                <lb/>
              E
                <emph type="italics"/>
              orundem tympana quæ ex fuſis conſtant
                <emph.end type="italics"/>
              T. A
                <emph type="italics"/>
              xiculus ſtratus in axe
                <lb/>
              incluſus
                <emph.end type="italics"/>
              V. E
                <emph type="italics"/>
              ius tympana dentata
                <emph.end type="italics"/>
              X. T
                <emph type="italics"/>
              res canales
                <emph.end type="italics"/>
              Y. E
                <emph type="italics"/>
              orum
                <lb/>
              axiculi
                <emph.end type="italics"/>
              Z. T
                <emph type="italics"/>
              abellæ rectæ
                <emph.end type="italics"/>
              AA. T
                <emph type="italics"/>
              abellæ tranſuerſæ BB
                <emph.end type="italics"/>
              .</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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