OF METALLIFEROUS VEINS IN THE MINES OF CORNWALL. 
411 
Huel Vor. 
On Tin Lode. 
North Underlie 33°. 
Fig. 11. 
Tresavean Mine. 
On Main Lode. 
South Underlie 5° to 10°. 
Fig. 12. 
positive, negative. 
a with e 
a 
a 
a 
n 
e 
m 
m 
n 
m 
n 
s strong action, 
s ditto 
s 
s 
e very slight. 
e 
— e ditto 
Fig. 13. 
Great St. George. 
South Underlie 5°. 
Fig. 14. 
Dolcoath. 
On Caunter Lode. 
South Underlie 12°. 
Fig. 15. 
positive, negative. 
a with m 
e 
c 
m 
