





^be 



cfthe 



Jflet 



n 



^itl 



i. 



I 1 







iJfJ 



ve been k;^ 



* • • t 



uiu 



giilj lOlfK 



I" 



I'l 



^^. 



E 



"'wnible, 



of the k 



I 

 I 



I 



I J 



H 





,1 



OD 



the fuartl 



cairn? 



) 



ff 



10 



their p 



^^pm^ 



1 



HUTTONIAN THEORY. 



38X 



Note xviii. § i^^. 



Tranfportation of Stones, i^c 



i 



342. Nature fupplies the means of tracin 

 with confiderable certainty the migration of fof- 

 fil bodies on the furface of the earth, as only the 

 more indurated ilones, and thofe moft ftrongly 

 charaderifed, can endure the accidents that muft 

 befal them in travelling to a diftance from their 



native place. 

 It is a fad very generally obferved, that 



among primitive mountains 



where the 



eys 



open into large plains, the gravel of thofe pi 



conlifls of ftones 



dently derived from th 



mountains. The nearer that any fpot is to the 

 mountains, the larger are the gravel Ilones, and 

 the lefs rounded is their figui 

 ilance increafes, this gravel. 



and 



d 



v^hich often forms 



r 



ered vvith a thick- 



foil 



Th 



P 



a flratum nearly level, is cove] 

 er bed of earth or vegetable 



greffion has particularly been 



valleys of Piedmont and the plains of Lombardy 



where a bed of gravel fjrms the bafis of the foil. 



obferved in the 



from 



foot of the Alp 



the ihores of the 



Hadriatlc. 



