DOMAIN VII. COMPOSITE. 



NOME XVIII. GRANITE AND LIME-STONE. 



This mixture, like most of the others, appears 

 in the Alps. 



HYPONOME I. 



Granite, with lime-stone. 



Micronome 1. Gneiss, with lime-stone. 



NOME XIX. GRANITE AND SLATE. 



Slate, by some called argillaceous schistus, is 

 sometimes found blended with granite, though 

 in general it rather seems to form a distinct line; 

 and it commonly rests on granite, as being of a 

 Veins of more recent formation. The veins of granite 

 slate. that run through slate have afforded matter of 

 discussion to various theorists, who thence argue 

 that the granite is of more recent formation, or 

 at least that they are both coeval. It has been 

 affirmed by some, that what is called granite, in 

 such instances, is of an imperfect form, being 

 either granitel of two substances, or the mica 

 not in its usual state of crystallisation. Granites 



