I 



i^ 



K. 



\ 



Iff. 



M 



Vi 



?^ 



r 



k 



I 



u 



HUTTONIAN THEORY. 



521 



in 



454. In another point, the coincidence of Dole- 



; and Dr Button's is flill more 



opinion 



ftriking. The former has remarked, that manj 

 of the extinguifned volcanoes are 



and that 



in granite 

 rthelefs, the lavas that 



they h 



1 



pteci contain no granitic fto 



^ 



There rauft be, therefore, fays he, fomething un- 

 der the granite, and this lall is not, at lead in all 



as the bafis of the minti- 



fes 



be confidered 



ft 



+ 



kingdom, or as the body on which all others 



1 this fyllem, therefore, granite is not 



I 



always a primordial rock, any more than in Dr 

 Hutton's. 



But Dolomieu makes a ftill nearer advance 



Hattonian theory ; for he fuppofes, that 



ft of the globe. 



under th 

 there is a 



this bafalt 



of fubterri 



folid 



fpl 



md hard cri 



of melted ftone, from 



hicli 



lava was thrown up. The {y{iem 



ous heat is here adopted in its ut- 



moft extent, and in that form which is confider- 



d as the moft liable to objedion, viz. the exift- 



in fuch a de- 

 and keep them in a ftate 

 clufion, the two theories 



ence of it at the prefent 



moment 



offufion. In th 

 agree perfectly; 



d if they do fo, it is only b 



caufe the nature of things has forced them 

 union, notwithftanding the diffimilitude of th 

 fundamental principles. 



into 



This 



