ITALY. LETTER XVII. 25< 



gripes in the Greek C/po/to-marble are, perhaps, 

 owing to a fimilar pofition. 



12. Micaceous (late with dendrites, from Man- 

 tagnuola prejjb la villa Cettenati, eight Italian miles 

 diftant from Siena. 



13. Sand-ftone, from Rdriguc.rdo, three miles 

 diftant from Siena. 



1 4. Travertine, from Rapolano in the Sanefe ; 

 produced there by the fediments of hot waters. 

 Rapolano is fitnated at the entrance of the valley, 

 called La Valle di Chiana, twelve Italian miles 

 from Siena; celebrated on account of its baths, 

 which incruftate like the Bagni di S. Filippo what- 

 ever is laid into them. 



15. Serpcrtino or Gabbro, green and black fpot- 

 ted, from Vallerano in the Sanefe ; called by the 

 ftone-cutters Marmo di V alter oho. 



1 6. Serpentino or Gabbro^ from Prata, is green 

 and black, or red fpotted ; commonly called Ferds 

 di Prato. 



17. White fcaly marble, as beautiful and faline 

 as that from Carrara, from Montagnuola in the 

 Sanefe j the whole mountain being commonly 

 grey, it is found but in fmall blocks or lumps. 



1 8. Brocatello di Siena^ a yellow marble with 

 black veins; the ground fometimes purple; but 

 burning makes the whole red coloured; dug at Af00- 

 farenti in Montagnuola, in the Sanefe ; eight Italian 



miles 



