gcrmanos fiatrcs (Cretam 8c Siliccs) ncr profcribcrc 

 Gcnera, qtiac natura civitatc donavit (Humum. Co- 

 tcm , Nitrum) ncc Ccpanuc qux hxc fudcrato 

 connubio conjunxit (Spatl f. Schifti fpccicsj. 



Lithogf.nrsi am ltudiofe Iil itineribus quadivi, didici- 

 que cam ablolvi^ Prcecipitationc & Cryjlallifatio- 

 nc , atquc Tcrras proilernl , fcd Quartzum , Spatum , 

 M icamquc c^iurjjcr^ . TcrrasTemincas dcirl imprse- 

 gnari a Salibus niafculis , indcquc prognafci Nobi- 

 liores> horum vcro plurimos a Martc, proteo ma- 

 gis mutabili, pro indole cujuscunque conjugfo' 



Salium mctamorphofin ctjamnum occkifam J^itholo- 

 eis ferio commcndo, qusc li xque apcrta fucrit ac 

 jhodie Tcrrarum janua, nova lux affulgcbit lapi- 

 dum gencfi. Cryfiallos lapidofas , quod Salibus 

 dudum fubjcci (ob rationcs alibi (*) datas, Sc plu- 

 ribus dcin confirmatas , adcoque non mutandas) a 

 variis rcprchcnfus fui, fcd vix ab aliis, quam qui 

 ignorant, quid diftcnt Siliccs a Calce. 



Petrarum ordines nominc, non vcro omine, muravi, 

 uti dudum Mammalia, nc hallucinarcntur frivoli. 



Tkrras Primitivas lubentcr Petris pncmififTcm, li le- 

 ges Artis cv Natursc admififfcnt, fed prxvidens mc 

 ir>cidentem in Scyllam cupicntcm vitare Charybdm, 

 obfervavi Naturx fimplex veri figilium pcr circu- 

 lum inciperc ubi definit (**). 



Upfali» 1768. 



REG- 



(*) Amxxitat. Academ. I. />. 45-4. 

 (••; Salom. Cww. III. 10. 



