MECHANICAL EFFECTS OF WAVES. 



463 



loose materials in their track, and violently 

 agitate and dash them one against another. 

 The power of water in thus destroying by its 

 mechanical effects the most solid masses of rock, 

 is wonderfully great great not only in its sum, 

 but in each individual effect. Near Kilkee, 

 on the west coast of Ireland, exposed to the 

 buffeting of the long and mighty waves of the 

 Atlantic Ocean, their effects are most remark- 

 able. In consequence of some peculiarities in 



ROCKS NEAR KILKEE. 



the chemical composition of the strata, some 

 portions are more easily acted upon than others, 



