MEMOIR OF WERNER. 3i 



milar. a fact which becomes more manifest, the 

 more attentively we examine their structure. 



But every mineral is capahle of being turned to 

 some useful purpose ; and, on the greater or less 

 abundance of particular kinds in certain localities, 

 and the ease or difficulty with which they are ob- 

 tained, often depend the prosperity of a people, their 

 advancement in civilisation, and all the details of 

 their manners. 



In Lorn hardy, for example, we see only houses 

 of brick ; while Liguria, which is contiguous to it, 

 is covered with palaces of marble. Its quarries of 

 travertin made Rome the most beautiful city of the 

 ancient world ; those of coarse limestone and gyp- 

 sum have rendered Paris one of the most agreeable 

 of modern times. But Michael Angelo and Bra- 

 manti could not have built at Paris in the same style 

 as at Rome, because the same materials were a- 

 wanting ; and this influence of local soil extends to 

 things very remote and important. 



Under the shelter of those ridges of limestone 

 which intersect Italy and Greece, varying in height, 

 branching in numerous directions, and giving rise to 

 abundance of rivulets; in those charming valleys, 

 rich in all the products of animated nature, philoso- 

 phy and the arts first sprung up. It was these that 

 gave birth to minds of which the human race have 

 most reason to be proud ; while, on the other hand, 

 the vast sandy plains of Tartary and Africa have al- 

 ways prevented their inhabitants from becoming any 



