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

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    <archimedes>
      <text>
        <body>
          <chap id="N10018">
            <p id="N1B856" type="main">
              <s id="N1B921">
                <pb pagenum="362" xlink:href="001/01/372.jpg"/>
              è catino eximatur, & ex ea in aliquo loco puro decutiatur miſtura: nam diſſi
                <lb/>
              lire ſolet. </s>
              <s id="N1B92D">Ipſa uerò maſſula redigatur in globulos: atque hi quot libras auri
                <lb/>
              pendunt, totidem
                <expan abbr="cõminuti">comminuti</expan>
              ſulfuris, itemque globulorum
                <expan abbr="æreorũ">æreorum</expan>
              quadran­
                <lb/>
              tes appendantur, & omnia ſimul conijciantur in catinum fictilem, non in ol
                <lb/>
              lam: cùm iam liqueſcunt, ut aurum citius in catini fundo reſideat, adijciatur
                <lb/>
              puluis, de quo proxime dixi. </s>
              <s id="N1B940">Quanquam
                <expan abbr="autẽ">autem</expan>
              in tali miſtura æris & argen­
                <lb/>
              ti minutiſſimæ auri particulæ quaſi quædam ſcintillæ apparent, tamen, ſi o­
                <lb/>
              mnes, quæ in libra inſunt,
                <expan abbr="nummulũ">nummulum</expan>
              ſimplum non pendunt, ſatis bene ſul­
                <lb/>
              fur ſecreuit aurum ab argento: ſi uerò
                <expan abbr="nummulũ">nummulum</expan>
              pendunt aut plus, miſtura
                <lb/>
              rurſus inijciatur in catinum fictilem: ad quam ſulfur adijcere non conuenit,
                <lb/>
              ſed
                <expan abbr="tantũmodo">tantummodo</expan>
              paucum æs & puluerem: quo modo iterum auri maſſula re
                <lb/>
              ſidebit in fundo: quæ cum altera maſſula auri non diuite coniungatur: ſed
                <lb/>
              cùm aurum ab argenti libris ſex & ſexaginta ſecernitur, argentique & æris, &
                <lb/>
              ſulfuris miſtura fit, quæ pendit libras centum triginta duas, ad æs ſeparan­
                <lb/>
              dum ab argento nobis opus eſt plumbi libris plus minus quingentis: cum
                <lb/>
              quibus miſtura in
                <expan abbr="ſecũdis">ſecundis</expan>
              fornacibus coquitur: quomodo fit ſpuma argen­
                <lb/>
              ti & molybdæna, quæ recoquantur in primis fornacibus. </s>
              <s id="N1B96D">Panes ex eis con­
                <lb/>
              flati in tertias fornaces imponantur, ut plumbum, quod paululum argenti
                <lb/>
              in ſe continet, ab ære ſeparatum rurſus uſui ſit: quinetiam catini et eorum o­
                <lb/>
              percula contundantur, lauentur, ſedimen unà cum ſpuma argenti & moly­
                <lb/>
              bdæna coquatur. </s>
              <s id="N1B978">Qui
                <expan abbr="autẽ">autem</expan>
              iſta ratione omne
                <expan abbr="argentũ">argentum</expan>
              ab auro ſeparare uo­
                <lb/>
              lunt, hi unam auri, tres argenti portiones relinquunt: miſturam in globulos
                <lb/>
              redigunt: eos in ampullam conijciunt: aqua ualenti affuſa aurum ab argen­
                <lb/>
              to
                <expan abbr="ſecernũt">ſecernunt</expan>
              : quam rationem libro ſeptimo explicaui. </s>
              <s id="N1B98D">Quinetiam ſi ſulfur ex
                <lb/>
              lixiuio, quo conficitur ſal artificioſus, tam ualido, ut ouum iniectum ſuper­
                <lb/>
              natet, coctum uſque dum fumum non emittat, & ardenti carboni impoſitum
                <lb/>
              liqueſcat, conijciatur in argentum liquefactum, ab eo aurum ſecernit.</s>
            </p>
            <p id="N1B996" type="caption">
              <s id="N1B998">O
                <emph type="italics"/>
              lla
                <emph.end type="italics"/>
              A. I
                <emph type="italics"/>
              gnis circularis
                <emph.end type="italics"/>
              B. C
                <emph type="italics"/>
              atinus
                <emph.end type="italics"/>
              C. E
                <emph type="italics"/>
              ius operculum
                <emph.end type="italics"/>
              D.
                <lb/>
              O
                <emph type="italics"/>
              llæ operculum
                <emph.end type="italics"/>
              E. F
                <emph type="italics"/>
              ornax
                <emph.end type="italics"/>
              P. F
                <emph type="italics"/>
              ilum ferreum
                <emph.end type="italics"/>
              G.</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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