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="N1AE41" type="main">
              <s id="N1AE43">
                <pb pagenum="342" xlink:href="001/01/352.jpg"/>
              & præterea durum, atque quod facile duci poteſt. </s>
              <s id="N1AE68">Nam etſi ex uenis, quæ ipſi
                <lb/>
              cum alijs metallis communes ſunt, conflatum liqueſcat, tamen aut molle eſt
                <lb/>
              aut fragile. </s>
              <s id="N1AE6F">Tale uerò candens primò in minutas particulas ſecetur, & cum
                <lb/>
              lapidibus liqueſcentibus
                <expan abbr="cõminutis">comminutis</expan>
              permiſceatur: deinde in foco fornacis
                <lb/>
              ferrariæ fiat catinus ex eodem puluere madido, ex quo fiunt catini, qui ſunt
                <lb/>
              ante fornaces in quibus uenæ auri uel argenti excoquuntur: cuius latitudo
                <lb/>
              ſit ad ſeſquipedem, altitudo ad pedem. </s>
              <s id="N1AE7E">Folles autem ſic collocentur, ut uen­
                <lb/>
              tum medio catino per narem inſpirent: tum catinus totus optimis carboni­
                <lb/>
              bus compleatur & circumcirca ponantur ſaxorum fragmenta, quæ ferri par
                <lb/>
              ticulas & carbones ſuperfuſos coerceant: ſed
                <expan abbr="quamprimũ">quamprimum</expan>
              carbones omnes
                <lb/>
              arſerint, & catinus excanduerit, folles uentum
                <expan abbr="inſpirẽt">inſpirent</expan>
              , atque magiſter ſenſim
                <lb/>
              infundat tantam ferri & lapidis
                <expan abbr="liqueſcẽtis">liqueſcentis</expan>
              miſturam, quanta ſibi infunden­
                <lb/>
              da uidebitur: in quam, cùm liquefacta fuerit, mediam quatuor ferri maſſas,
                <lb/>
              quarum ſingulæ
                <expan abbr="pendãt">pendant</expan>
              libras triginta, imponat: & acri igni quinque uel ſex
                <lb/>
              horis coquat, & bacillo immiſſo ferrum
                <expan abbr="liquatũ">liquatum</expan>
              ſæpius agitet, ut eius tenu­
                <lb/>
              iſſimam quanque particulam maſſarum parua foramina combibant: quæ par
                <lb/>
              ticulæ ſua ui
                <expan abbr="cõſumunt">conſumunt</expan>
              & dilatant craſſas maſſarum particulas: quæ molles
                <lb/>
              & fermento ſimiles fiunt. </s>
              <s id="N1AEAF">Poſtea magiſter miniſtro adiutus maſſam
                <expan abbr="unã">unam</expan>
              for
                <lb/>
              cipe extractam incudi imponat, ut malleus à rota uiciſſim ſublatus et demiſ­
                <lb/>
              ſus ipſam dilatet: quam confeſtim adhuc calidam in aquam inijciat & tem­
                <lb/>
              peret: temperatam rurſus incudi imponat, eamque eodem malleo percuſſam
                <lb/>
              frangat: mox inſpiciens fragmenta
                <expan abbr="cõſideret">conſideret</expan>
              , utrum aliqua ex parte ferrum
                <lb/>
              adhuc appareat, an totum quodammodo ſit denſatum & mutatum in
                <expan abbr="aciẽ">aciem</expan>
              . </s>
              <s id="N1AEC8">
                <lb/>
              Deinde aliam atque aliam maſſam forcipe prehenſam & extractam in partes
                <lb/>
              ſecet, tum miſturam recalfaciat, & ad eam addat recentis partem: quæ & in
                <lb/>
              locum illius, quam combiberunt maſſæ, ſuccedit, & uires eius, quæ reliqua
                <lb/>
              fuit, reficit, & maſſarum particulas, rurſus in catinum impoſitas, facit purio­
                <lb/>
              res: quarum quanque, ut primum excalfacta fuerit, forcipe prehenſam malleo
                <lb/>
              ſubijciat, & in bacilli
                <expan abbr="figurã">figuram</expan>
              formet. </s>
              <s id="N1AEDA">Quod, cùm adhuc excandeſcit, in frigi­
                <lb/>
              diſſimam aquam
                <expan abbr="profluentẽ">profluentem</expan>
              , quæ prope ſit, inijciat: quomodo repente den
                <lb/>
              ſatum in meram aciem uertitur: quæ ferro eſt multo durior & candidior.</s>
            </p>
            <p id="N1AEE5" type="caption">
              <s id="N1AEE7">C
                <emph type="italics"/>
              atinus
                <emph.end type="italics"/>
              A. F
                <emph type="italics"/>
              olles
                <emph.end type="italics"/>
              B. F
                <emph type="italics"/>
              orcipes
                <emph.end type="italics"/>
              C. M
                <emph type="italics"/>
              alleus
                <emph.end type="italics"/>
              D. F
                <emph type="italics"/>
              lumen
                <emph.end type="italics"/>
              E.</s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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