OF ATACAMA AND COQUIlfBO. 

 TABLE Continued. 



283 



Cerro Blanco, with its 15 mines and 160 operatives, is not included in the preceding list. It 

 lies some thirty or forty miles by the road, to the E.S.E. of Chanarcillo ; and is remarkable for the 

 many minerals embraced in some of the lodes, no less than for the manner in which their nature 

 and composition varies with their depth in the veins. They have been worked quite a number 

 of years by some of the most skilful native proprietors. On the surface, one of them gave abund- 

 ance of the chloride of silver. At a depth of less than two hundred feet, neither this nor native 

 silver could be found, even in the superior part of the lode, but only grey copper antimoniates 



