/ 



152 



FORMA- 

 TION OF 



ISLES. 



R E MA R K S 



ON 



THE 



proofs of it. 



Thefe feem to have been a kind of volcano coming 



out of the bottom of the fea. 



We viflted iHes that had ilill volca- 



nosj others, that had only elevation, and marks of being formed 

 in remote ages by a volcano; and laftly, we found iHes, that had 

 no remains of a volcano, but even flrong and undoubted veftiges of 

 'having been violently changed, and partly overturned by an earth- 

 quake, fubteraneous fire, and a volcano, Tofooa, Ambrrym, 

 Tanna, and Pico, are of the firft clafs. Maatea, O-Ta- 



HEITEE, HUAHEINE, O-RaIEDEA, O-TaHAW, BoLA-BoLA, 



MouRUA, Waitahu, or St. Chriflina, and the. reft of the Mar- 



■ 



quesas, v^ith feveral of the New-Hebrides, and Fayal, be- 



r 



lonp-to the fecond ; and I cannot help referring Easter-Island, 



St. Helena, and Ascension to the laft. 



I will not from hence infift, that all the ifles now enumxcrated, 

 were originally produced by earthquakes and volcanos, but I may 



venture to affert this of feveral, from their external 



appear 



- and of others I am certain, that they exifted above water, before 



a 



they had a volcano, and were entirely changed, and partly fubverted 



^by fubterrajieous fire. 



Ascension, in the Atlantic Ocean, an ifle which we faw laft, 

 after all the others, furniftied me with fome very curious and per- 

 tinent remarks on the fubjedl. We anchored in Crofs-Bay, and faw 

 ithe higheft hill of the ifle at about five miles diftance from the 



5 



ill ore 



