VI YANAWAI COAST 97 



border between the Kumbulau Peninsula and the Yanawai River 

 is formed of submarine deposits overlying basic rocks which 

 probably represent ancient flows. Some of the deposits are 

 largely formed of glassy erupted materials, which have been 

 converted into palagonite. Others again are more characteristic 

 sedimentary formations accumulated in relatively deep water. 



H 



