1 1 8 .i Ohfervfitio L XL 



, — II * - I. . >a 



igniadmocum> inflammariinperpecuam lucem, nullaalce- 



rius reiinflammabilisaddicionepucavic; quod quam faiium 



ficexperienciaijuocidiana docec. Nifi. enim oieum accefie- 



ricellychnio, cJinnemineoinflammando operamperdemus. 



\{\ tm^dcmQnortmincidiiy Bi ony/iu^ ^fer y in fm de fitu orbis 



foemfite : Asbefium Arcadi^ inflammabilem facic hifceTerbis : 



Bic neifci li^pidem , qui taifo accenfus (ih igne 



Bxtinguirenuit > ({uemCrmi nomine vero 



AV/3sg-of memordnt ferrinitet ille colore. 



Alerico icaque cundlorum Philolbphor um ingenia (ummope- 



re vexacmira hujuslapidispropriecas , dum concipere non 



poflunc, in rerumnacura mixcumaliquid daripoficj abomni 



ignis violencia immune, Ego^ reiictis aliorum lencentiis, quid 



mihi in mencem veneric , circa admirandam hujus lapidis 



vircucem Scpropriecacem, paucis exponam, 



Experiencia mulcos docuic, frufl:um hujus lapidis, vi- 



triariaefornaciindicumvlemperincorrupcum extradlum eile, 



quce mira ad ignis violenciamreprimendam concumacia 3 ne- 



ceflario confticui debec 3 ex iis rebus rigni quam maxime con- 



trariis, qusein cribusconfiftere videncur. Primum efl: ipfa 



maceria^qu^ ucilenca^craflaj &vifcida humidicace a nacura 



inflru£taefl:,icaquoqueabignis aduofiflTima nacura non fa- 



cileconfiimipocefl:. Aicerum efl,quoddi£i:amaceriainexha- 



Jabilis fic, &5 ucicaloquar^iiievaporabilis, experiencia fiqui-* 



dem conftac, canco maceriam aliquam igni magis refiflere> 



quancoevaporacionibusminusobnoxiaj Scconcra^ cancofa-» 



ciliusabignecorripicon(umique, quanco in vapores &hali- 



tus magis refblubilis eft, Tercium efl ^ ipfius m.ateriae finceri- 



tas^nulla alceritis hecerogenesereimilceliaadukerac^p ucpro- 



indepurcehomogenecenacur^^corpusfacerinecefle fic, & vel 



indepacec, quod cum ignis pociflflmum hecerogenea disgre- 



gare 3 homogenea vero congregare, cefl:e Anflotele , proprium 



fic; in Asbeflo veroomnesparcesfinealceriusmifturahomo- 



genexfinc, facile inde colligicur^ maxima eum ad igni refi- 



ftendum 



