252 TRAVELS THROUGH 



miles diftant from Siena ; generally known, and 

 much employed in Italy. 



19. Marmo tigrato di Vair di Rati, a fine fpot- 

 ted marble. 



20. White handfome alabafter, and alabaftro 

 Jiorito, dug at Caftel nuovo dell* Abbate, in the 

 Sanefe. 



Dr. Calluri, profefibr of phyfic at Siena, has a 

 fmall but choice collection of Natural Hiftory, I 

 noticed the following pieces. 



1. A petrified fhell in a flint (fylex pyromachus), 

 from S. Cianciano de Bagni. _ S. Cafciano de Bagni, 

 in the Sanefe, is different from the precedent place; 

 and defcribed in Analifi delle aque minerali di S. Caf- 

 ciano df Eagniy &c. di Annibale Baftiani. Firenze, 

 1770, 8vo. 



2. Microfcopical fhells, as defcribed and drawn 

 by Janus Plancus ; common in feveral fand-mixed 

 clay-hills, two miles diflant from Siena, on the 

 road to Florence. 



3. A petrified wendel-trapp (turbo fcalaris}, a 

 fcarce and precious fnell, found in an argillaceous 

 fand hill near monte Algino in Tofcana. 



4. Several univalves, comprefled and crufhed 

 by the preflure of the fuperior beds ; petrified 

 from the hiils near monte Algino. 



5. White fullers earth, dug at Perfonatina near 

 Cettinale, feven miles diftant from Siena. 



6. Nummi. 



