252 



ILLUSTRATIONS OF THE 



je6ls, fiich as are always eafily fubjeded to the 



fome 



nation of light or of touch ; yet 

 appearance as if the Neptunifl 



were 



fled in th 



d oth 



ft 



by th 



e 



XQxm Jlratification. Though an incruft 

 the perpendicular face of a rock has v< 



y 



affinity to a ftratum, fuch as we are accuilomed 

 to fee depofited by water, yet the fame name 

 being once impofed on both, mineralogifts have 



w 



proceeded to reafon concerning them, as if they 

 were precifely the fame thing, and were both to 

 be afcribed to the fame caufe. Indeed, every 

 perpendicular or highly-inclined bed of ftone, is 



plicable 



ffecl of aq 



depofit 



fyllem, unprovided, as 



Nep 



th the means of raifi 



fc) 



p fuch beds fr 



tical poilt 



Th 



obfer 



vation may alfo be extended to all cafes of 



vertical flratification. 



Water cannot .directly 



arrange its depofites in planes highly inclined, 

 and therefore I have often wondered to fee the 

 Neptunifts contending fo eagerly for the flrati- 

 fication of certain rocks, fuch as granite, which, 



or highly inclined, was much 

 lefs friendly to their fyflem than the entire ab- 

 fence of all flratification would have been. I 

 was difpofed to admire their candour, when the 



being vertical, 



u 



fe 



* See preceding note. 



