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HUTtONIAN THEORY. 



169 



tige whatfoever of any thing more ancient than 



themfelves, and 



ftrideft fenfe, prime 



val, or formed of the iirfl mater 



depofited 



by the immenfe ocean which originally encom 

 paired the glob 



Aft 



th 



were formed the intermediate 



moftly confining of chemical depofites, but con- 

 taining alfo fome animal remains, and fome fpoils 



from the land, fubjeded to th 



kinds 



of deilrudion, which even then made a part of 

 the order cf nature. Thefe rocks, it is alleged, 

 are chiefly argillaceous, are M^, indurated than 

 the primary, and not interfered by veins of 



quartz. 



The fecondary were formed from the re- 

 mains of the other two, and contain more me- 

 chanical depofites than any other. 



This Iketch of what I underfiand to be Wer- 

 ner's opinion concerning the different formation 

 of the ftrata, is chiefly taken from a view of his 

 fyfl;em, in the Journal de Fhyfique for 1800. 



154. The main objedion to the difi;in6tion here 

 made between the primary and the intermediate 

 ftrata, is founded on the fads that have been 

 juft ftated. The fandftone of St Gothard 

 from a country having every charader of 

 mary one in the higheft perfeclion. 



IS 



pri 



fiances I have 



of Scotland, % 



on. The in- 

 entioned from the Highlands 

 from mountains, lefs elevated 



indeed 



