HUTTONIAN THEORY. 



45 



'J 



the primary Ichifti, we 

 their linuofities ai 



obfe 



d infledions 



thicknefs 



d of dift 



through all 

 , equality of 

 among their com- 

 be 



ponent laminae. This equality could or 

 produced by thofe laminae having been ori- 



fc) 



.lly fpread out on a flat 



d level furface 



from 



hich fituation, therefore, they mull af 



tervv'ards have been lifted up by the 

 fome powerful caufe, and rauil ha\ 



a 



fFered 



this diiturba 



while they 



yet 



tain degree flexible and duclile. Though th 

 primary diredion of the force which thus ele 



ited them mi 

 ards. vet it h 



ft have been from below up- 



b 



gravity and rciiftance of 

 was applied, 



fo combined with the 

 the mafs to which it 



as to 



lateral and obliq 



thruft, and to prodi 



ch. wh 



thofe 



f 



ft 



wh 



on 



the 



g 



fc 



are 



among the moft ftril 



d inftrudive phen 



f geology 



40 



Great additional force is g 



fc) 



ny cafes, by the nature of 



als of which the ftratified rocks are compo 



fed 



The bed 



breccia and pudding-ftone 



for inftance. are oft 



d at the fam 



oth 



frag 



of rock, 



nes almoft vcr 



gravel-ftones, 



f fuch a fize 



and 



and 



ght, that they could not remain in their p 



fent 



