ITALY. LETTER XVII. 



6. Nummi diabolici Mercati, round and flat py- 

 rite-lamellse, from Curia? fix miles diftant from 

 Siena, on the road to Rome. 



7. Magnefia, from S. Cianciano di Bagni. 



8. Quartz- cry ftallizations, with an air bladder 

 and inclofed water, from the Sanefe. 



9. Lamellated qnartz-cryftal, from the Sanefe. 

 The fame frequently found in Chriftina-fhaft, at 

 Shemniz, in Lower Hungary. 



10. Oblique rhomboidal tranfparent gyps-cryf- 

 tals, four inches long, two inches large, called 

 fpecchio d 'Jfmo, found near Villa di Cettenali nclla 

 Montagnuola* Some are faid to double the ob- 

 jects. 



IT. Large black and columnar merl, from 

 monte Chrifto, a fmall ifland near Ifola di Gigbi, on 

 the coaft of Tofcana. 



12. Some copper ores and malachites, from the 

 mines near Maffa di maremma, in the Sanefe. 



13. Agates, amethyfts, and quartz-cryftalliza- 

 tions, from Maremma, fome miles diftant from 

 the copper mines at Maffa\ 



14. Slate, with py rite-cubes or marcafites, from 

 Rocca Strada, near Maffa di Maremma. 



15. Great white argillaceous and fulphureous 

 bullets, fome of the bignefs of a man's head, 

 from monte Antico, three Italian miles diftant from 

 the baths at Petriulo in the Sanefe j defcribed by 



Pinelli 



