Casati, Paolo, De igne dissertationes physicae, 1686

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            <s xml:id="echoid-s11791" xml:space="preserve">
              <pb o="389" file="0401" n="401" rhead="De Coloribusper Ignemmutatis."/>
            quenti ſolutione & </s>
            <s xml:id="echoid-s11792" xml:space="preserve">coagulatione ſummè depurati, quantũ volueris:
              <lb/>
            </s>
            <s xml:id="echoid-s11793" xml:space="preserve">huic affunde de aceto deſtillato, vel potiùs de Spiritu vini, quantum
              <lb/>
            pro ſolutione Salis ſufficit; </s>
            <s xml:id="echoid-s11794" xml:space="preserve">abſtrahe acetum, ſiuè vini ſpiritum, lento
              <lb/>
            ignein balneo, vt euaporet: </s>
            <s xml:id="echoid-s11795" xml:space="preserve">affunde denuo acetum deſtillatum nouũ,
              <lb/>
            vt priùs, & </s>
            <s xml:id="echoid-s11796" xml:space="preserve">abſtrahe, eodem modo reiterando laborem, donec ace-
              <lb/>
            tum egrediatur eiuſdem ſaporis; </s>
            <s xml:id="echoid-s11797" xml:space="preserve">quod octauâ, vel nonâ, imbibitione
              <lb/>
            & </s>
            <s xml:id="echoid-s11798" xml:space="preserve">deſtillatione fiet: </s>
            <s xml:id="echoid-s11799" xml:space="preserve">& </s>
            <s xml:id="echoid-s11800" xml:space="preserve">hoc Chymicis eſt imprægnare. </s>
            <s xml:id="echoid-s11801" xml:space="preserve">Huius Salis
              <lb/>
            Spiritu aceti imprægnati, & </s>
            <s xml:id="echoid-s11802" xml:space="preserve">exſiccati accipe ex: </s>
            <s xml:id="echoid-s11803" xml:space="preserve">gr: </s>
            <s xml:id="echoid-s11804" xml:space="preserve">ſeſcunciam, flo-
              <lb/>
            rum Antimonij alborum vnciam vnam. </s>
            <s xml:id="echoid-s11805" xml:space="preserve">Miſce, & </s>
            <s xml:id="echoid-s11806" xml:space="preserve">in crucibulo ad
              <lb/>
            ignem ſubito liqueſcant. </s>
            <s xml:id="echoid-s11807" xml:space="preserve">*Maſſam liquefactam, ferè instar ſan-*
              <lb/>
            *guinis rubram, effunde ſupra marmor; </s>
            <s xml:id="echoid-s11808" xml:space="preserve">quæ vbi refrixerit, erit*
              <lb/>
            *coloris cinericij.</s>
            <s xml:id="echoid-s11809" xml:space="preserve">* Ecce, quandiu liquenti materiæ & </s>
            <s xml:id="echoid-s11810" xml:space="preserve">feruenti commi-
              <lb/>
            ſti ſunt igniculi (fortaſsè ſulphurei) inſtar ſanguinis rubeſcit mate-
              <lb/>
            ria; </s>
            <s xml:id="echoid-s11811" xml:space="preserve">igniculis auolantibus dum refrigeſcit, cinereum colorem in-
              <lb/>
            duit.</s>
            <s xml:id="echoid-s11812" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s11813" xml:space="preserve">Dand. </s>
            <s xml:id="echoid-s11814" xml:space="preserve">Aptiſſimè ex humore ſe in corporis poros inſinuante, & </s>
            <s xml:id="echoid-s11815" xml:space="preserve">
              <lb/>
            colorem illius mutante, ſimilitudinem deduxiſti, vt coloris muta-
              <lb/>
            tionem ex admiſtis igniculis explicares. </s>
            <s xml:id="echoid-s11816" xml:space="preserve">Atlas Sinicus in VIII Pro-
              <lb/>
            uinciâ Kiangſi pag. </s>
            <s xml:id="echoid-s11817" xml:space="preserve">90. </s>
            <s xml:id="echoid-s11818" xml:space="preserve">ait, *Ad Orientalem vrbis*, Vucheu, *partem*
              <lb/>
            *mons eſt dictus Rang*k*iu, in quo mirabilem ſtatuam, quæ hominem*
              <lb/>
            *repræſentat, eſſe memorant; </s>
            <s xml:id="echoid-s11819" xml:space="preserve">eam aiunt pro variâ aëris futuri tem-*
              <lb/>
            *perie varios induere colores, ex quibus accolæ cœli ſerenitatem, aut*
              <lb/>
            *pluuias imminentes facilè ſoleant colligere.</s>
            <s xml:id="echoid-s11820" xml:space="preserve">* Id mihi nullam incutit
              <lb/>
            admirationem, qui puer ex gradibus ſcalarum domeſticarum, citrà
              <lb/>
            errorem, futuram pluuiam coniectabam; </s>
            <s xml:id="echoid-s11821" xml:space="preserve">lapis enim, ex quo gra-
              <lb/>
            dus erant, ita humidi vaporis particulas ex aëre combibebat, vt bi-
              <lb/>
            duo antè pluuiam atrum colorem indueret, cum cinereus appareret
              <lb/>
            ſereno cœlo. </s>
            <s xml:id="echoid-s11822" xml:space="preserve">Quod autem ſimiliter, igniculis commiſtis, color acce-
              <lb/>
            dat, illis auolantibus, recedat, habemus in examine Minij. </s>
            <s xml:id="echoid-s11823" xml:space="preserve">Minium
              <lb/>
            ex Vitruuio lib.</s>
            <s xml:id="echoid-s11824" xml:space="preserve">7. </s>
            <s xml:id="echoid-s11825" xml:space="preserve">cap. </s>
            <s xml:id="echoid-s11826" xml:space="preserve">9. </s>
            <s xml:id="echoid-s11827" xml:space="preserve">vt probetur ſincerum, in ferreâ laminâ col-
              <lb/>
            locandum eſt, donec candeſcat; </s>
            <s xml:id="echoid-s11828" xml:space="preserve">quando autem à vehementi ignis
              <lb/>
            calore in atrum colorem mutatum fuerit, lamina ab igne eſt remo-
              <lb/>
            uenda; </s>
            <s xml:id="echoid-s11829" xml:space="preserve">& </s>
            <s xml:id="echoid-s11830" xml:space="preserve">quando refrigeratum acquiſiuerit colorem priſtinum,
              <lb/>
            procul dubio Minium non eſſe adulteratum deprehendes. </s>
            <s xml:id="echoid-s11831" xml:space="preserve">Porrò ex
              <lb/>
            commiſtione partium ſulphurearum, ſiuè ſalinarum, ſiuè pneuma-
              <lb/>
            ticarum, quæ ab ardentibus carbonibus ſeparantur, dum penetrant
              <lb/>
            meatus corporis, fieri nouum colorem, non magis fidem </s>
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