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fmeii, Having enlarged this aperture, I 

 found it furrounded by a fraall quantity of 

 foft fulphures of iron (pyrites) generated by 

 the union of iron and fulphur. The Ab- 

 bate Trovatini, vvdiom I have cited m ano- 

 ther place, likewife attefts, that, at certain 

 times, feveral ftreams of fmoke afcended 

 round the Stoves ; and I fhall add, that, be- 

 fides the ftrong fmell of fulphur, which I 

 perceived on approaching the place, the 

 ground became hot, and the fetor increafed, 

 on digging to about the depth of a foot : 

 from which it may be concluded, that un- 

 der the Stoves and the ground adjacent, fome 

 remains of fulphureous conflagration ftill 

 continue*. The Stoves, and the warm 



baths, 



* It has been (liewn, in Chap. XIII, that the decompo- 

 (itions of different products of Stromboli and Vulcano 

 do not derive their origin from the muriatic acid, to 

 which, according to M. Sage, the principal alterations 

 of volcanic fubftances are to be afcribed, but to fulphu- 

 reous-acid exhalations. The decompofitions in the 

 environs of the Stoves of Llpari, I am of opinion, with 

 M. Dolomieu, are to be attributed to the fame caufe, 

 the exiftence of which is fufficiently proved by the re- 

 mains 



