s 



EARTH AND LANDS. 



7 



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ed, very fertile. The fides of the hills, which I vifi ted/ are com- strata 



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pofed of a yellow ochreous clay, richly fpangled with fmall particles 



J- 



of cat-lilver, or a whitifli kind of daze. (Mica argentea, Linn.) 



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The higlier parts of the hills confift of a ilone, called by the Ger- 

 man miners geJieIi-Jiein,\om-^Q{Qd of quartz and great lumps of 



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the above cat-filver. fSaxu?n qiiarzo & mica argentea compofitum.) 

 The cat-filver is fometimes of an intenfely red Dr orange colour, by 



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means of an iron-ochre 



To the Wefl of 



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ng-pla 



iiear the fliore, are large, extremely hai'd maffes of a blackifli-green 

 horn-flone, (talcum corneum* Linn.) full of fmall pieces of gar- 



of the fize of a pin's head 



. ; 



fSaxiim corneum, granatis mix 



In feveral places, fragments of white and very tranfparent 

 quartz, fometimes tinged red in the cracks, are found fcattered : 



thefe ftones the 



to- break 



fucK a manner, that 



The 



na- 



iharp edge is produced, and ufe them to cut their hair. 



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tives carry ftones for their flings In fmall bags, Thefe flones are of 

 :an oblong roundifh figure,, and pointed at both ends, confifting of 

 a kind of foap-rock or fmedites. Befides thefe, we met with fome 

 coarfe, fibrous, greenifh afbeftos, , ' 



except the coral rocks and madrepores, which form the 



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ihores of a great many of thefe illes, I cannot fay, that I met with 

 a fingle petrefacflion of any denomination, in all the ifles we vifited 

 in the courfe of our expedition. 



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From 



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