VARIOUS. O03 



dements ; however, the whole that results from 

 it, observed even with a strong magnifying glass, 

 appears to be absolutely homogenous ; and ought 

 consequently, according to the rule of the litho- 

 logical nomenclature, to be considered as a sim- 

 ple stone. 



" If then we owe gratitude to Mr, Werner^ for 

 having given to the exterior characters all the 

 perfection of which they were susceptible; we 

 must omit no means which may afford us lights 

 upon the nature and composition of bodies, with 

 which our senses alone are incapable of furnish- 

 ing us. 



" We frequently find on the same road, be- 

 tween Aix and Lambesc, the same flints en- 

 closed in chalky calcareous stone."* 



His account may also be subjoined of a sin- 

 gular assemblage of heterogenous rocks, which 

 could not well be separated, as the sudden tran- 

 sitions form their chief curiosity. These he dis- 

 covered on Mont Jovet, between St. Vincent and , T R 5* S ot 



Mont Jovet. 



Verrex, not far from the city of Aosta; being 

 constant alternations of arrects or uprights of 

 steatite, basaltin, siderite, garnet rock, and cal- 

 careous granitoid. 



Serpentine, with brilliant plates of green trans- 



* Sauss. 



