250 
 
 
 
 
 
 
200 
 
 
 
 
 
 
 
I 50 
50 
0 
945 
 950 1955 960 1965 970 
 Figure 1 —Value of copper and total value of nroduction in Nevada.518

MINERALS YEARBOOK, 1967 
 
 Exploration for metals and metal ores reached an ailtime high in Nevada
mining history. In addition, exploration was underway for at least eight
nonmetallic minerals, with clays and talc receiving 
 
 
 
 
 
 
 
 
 
 
0 
 
0 
~0 
 
C 
0 
 
 
E 
 
w 
-J 
 
 
 
I 00 
the most attention. Ten wells were drilled for crude oil in 1967, eight of
which were exploratory tests in new areas. Two wells were drilled in the
Nyc County oilfield, but only one was completed to production.