Heron Alexandrinus, Spiritali di Herone Alessandrino

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    <archimedes>
      <text>
        <body>
          <chap>
            <pb/>
            <p type="head">
              <s>ANNOTATIONI DI A.</s>
              <s> G.
                <lb/>
              </s>
            </p>
            <p type="main">
              <s>SPIRITALE uiene da ſpirito, e già habbiamo detto, che Herone intende per
                <lb/>
              queſta uoce ſpirito l'aria commoſſa, la quale opinione fù anco d' Hippocrate, come
                <lb/>
              ſi uede nel libro de Spiritu, e di Platone nel Timeo, cioè, che non pure lo ſpirito, che
                <lb/>
              è come genere, ma il uento ancora, non fuſſe altro che aria commoſſa ; il che riprouò
                <lb/>
              Ariſtotile nel primo, e nel ſecondo delle Meteore.
                <lb/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="sup"/>
              1
                <emph.end type="sup"/>
              La cagione che il Diamante non ſi abbruci è la medeſima, che aſſegna il Vicomercato
                <lb/>
              nel cap.</s>
              <s> 2.</s>
              <s> del 4.</s>
              <s> delle Meteore, parlando del Carbonchio, cioè oltra la denſità de po-
                <lb/>
              ri, come dice Herone, perche quel poco humore, che ritiene in ſe, ſtà tenacemente
                <lb/>
              unito cõ le ſue parti ſecche, ma per qual cagione egli ſtia inuincibile alle percoſſe, è dif-
                <lb/>
              ficile à trouare, non ſi potendo due, che ciò auenga per qualità elementare, poiche Al-
                <lb/>
              berto Magno afferma, che reſiſte alle percoſte del ferro, e cede à quelle del piombo, il
                <lb/>
              che dice egli, che auuiene per la natura de l'argento uiuo, che è nel piombo, ma non
                <lb/>
              sò come li pori del diamante, che non amettono il foco, poſsino riceuere l'argento ui-
                <lb/>
              uo, conuerrà dunque dire, che tale durezza nel diamante ſia per occulta uirtù, e che
                <lb/>
              quanto li auuiene dal piombo, è per antipathia, quando però ſia uero, perche l'Ario-
                <lb/>
              ſto moſtrò di darli poca fede, quando diſſe Scarpello ſi uedrà di piombo, ò lima for-
                <lb/>
              mare in uarie imagini diamante, affermano anco, che il ſangue del becco lo penetra,
                <lb/>
              & inteneriſce, ma la cagione perche ciò auuenga, diremo, come diſſe il Fracaſtoro,
                <lb/>
              parlando di queſta
                <foreign lang="latin">materia, Deo, & nature notum eſt</foreign>
              .
                <lb/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="sup"/>
              2
                <emph.end type="sup"/>
              Le ſpugne ſi numerano fia li Zoophiti, chi deſidera ſapere, come ſi generano, & altre
                <lb/>
              particularità della natura loro ueda Ariſtotile nel 16.</s>
              <s> cap.</s>
              <s> del lib.</s>
              <s> 5.</s>
              <s> de l' Hiſtoria de
                <lb/>
              gli animali, e Plinio nel cap.</s>
              <s> 45.</s>
              <s> del lib.</s>
              <s> 9.
                <lb/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="sup"/>
              3
                <emph.end type="sup"/>
              E degno di conſideratione quello, che dice Herone in materia de l'eſſalationi, cioè che
                <lb/>
              mutino li corpi più groſsi in ſoſtanze più ſottili, come fuſſero quali col loro calore
                <lb/>
              cauſe efficienti di queſta mutatione, che così accennano quelle parole, Anco da l'eſſa-
                <lb/>
              lationi, ch'eſcono di terra, & c.</s>
              <s> Se non uoleſſe però dire, che i corpi più groſsi riſo-
                <lb/>
              luti in eſſalatione, per la forza del caldo, come fù opinione di Ariſtotile di groſsi uen-
                <lb/>
              gono a mutarſi in ſoſtanze ſottili, e così l'eſſalatione, non ſarà cauſa efficiente, ma
                <lb/>
              quel corpo ſottile in cui ſi traſmuta in più groſſo.
                <lb/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="sup"/>
              4
                <emph.end type="sup"/>
              Prodotta dal ſole.</s>
              <s> Dice il greco
                <foreign lang="grc">γριεξηισξηε Bυξησταβεν</foreign>
              & c.</s>
              <s>
                <lb/>
              doue è manifeſta ſcorrettione, perche eſſendo il ſole ſotto terra, è chiara coſa, che non
                <lb/>
              può altrimente riſcaldate i noſtri luoghi, però per cauarne ſenſo, che ſia buono, bi-
                <lb/>
              ſogna dire, che quelle parole ſtanno in uece de l'ablatiuo aſſoluto, e che in luogo della
                <lb/>
              propoſitione
                <foreign lang="grc">γριεξηισξηε Bυξησταβεν</foreign>
              , ſi deue leggere
                <foreign lang="grc">γριεξηισξηε Bυξησταβεν</foreign>
              .
                <lb/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="sup"/>
              5
                <emph.end type="sup"/>
                <foreign lang="latin">Secundũ ſolis cõuerſioneẽ.</foreign>
              </s>
              <s> Dice il teſto latino,
                <foreign lang="grc">γριεξηισξηε Bυξησταβεν</foreign>
              ,
                <lb/>
              ma cosi ità nel greco, quale hauiamo ſeguitato noi, e uole inferire, che per l'abſenza
                <lb/>
              del ſole raffreddata l'eſſalatione, che portaua le parti più groſse de la rogiada in alto,
                <lb/>
              ello ſe ne tornano al baſſo.</s>
              <s> Nè ui ſarà forſe differenza alcuna fia Herone, & Ariſto-
                <lb/>
              tile nelle cauſe de la rugiada, chi bene conſidera le ſue parole.
                <lb/>
              </s>
            </p>
            <p type="main">
              <s>
                <emph type="sup"/>
              6
                <emph.end type="sup"/>
              Aeris tũ expulſi, tũ attenuati.</s>
              <s>
                <foreign lang="grc">γριεξηισξηε Bυξησταβεν</foreign>
              .</s>
              <s>
                <lb/>
              Così ſtà nel teſto greco, e io tengo che uoglia dire Herone, che i uenti ſi generano da
                <lb/>
              gagliarda eſſalatione non de l'aria, ma che moue l'aria, e l'aſſotiglia, che dicendo il
                <lb/>
              queſto modo, fi accordarà con Ariſtotile nel 4.</s>
              <s> cap.</s>
              <s> del 2.</s>
              <s> delle Meteore.
                <lb/>
              </s>
            </p>
          </chap>
        </body>
      </text>
    </archimedes>
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