6 On the Quicksilver mine of Santa Barbara, Peru. 
the upper “‘labores” of Santa Rita, left a yawning chasm 200 
feet deep. The repairs of these damages during the working 
of the Santa Barbara mine have amounted probably to several 
millions of dollars. This has occurred in a mine safer an 
easier to work by far than the New Almaden in California. 
Extravagant sums have been expended on the great tunnels of. 
this mine ; that of Belen cost the Spanish Government nearly 
a million and a quarter of dollars. 
Since the Peruvian Independence, but little attention has 
bestowed on this mine, which, after 300 years, is now aban- 
doned to a few Indians who collect and reduce small quantities 
of ore from the superficial works. Most of the great works 
are closed by caving, or by the accumulation of carbonic acid 
surface to re-appear 
___ hundred yards.“ 'The whole body of the mine at the Brocal is 
_ one vast ruin, and the percentage of the surface ore is too low 
