0 
 
1945 
 
Figure l.—Value of 
 1950 1955 1960 1965 l9~ 
 
bituminous coal, anthracite, cement, and total value of mineral production
in Pennsylvania. 
Table 2.—Value of mineral production in Pennsylvania by counties 1

 1966 1967 
w 
$27,585,061 
 
28,875,472 
2,435,184 
w 
w 
w 
w 
w 
10,882,969 
w 
5,682,802 
676 
 
 
1,500 
 
 
 
 
 
 
1,200 
 
 
 
 
 
U, 
 
 
~ 900 
0 
 
 
C 
0 
 
 
 
E 
w 
~ 600 
 
> 
 
 
 
 
 
 
 
 
300 
MINERALS YEARBOOK, 1967 
 
 
 
 
 
 
 
 
 
 
 
County 
Adams  W 
Allegheny3  $32,983,953 
Armstrong  25,138,199 
Beaver  3,639,419 
Bedford  W 
Berks  W 
Blair  W 
Bradford  664,920 
Bucks  W 
Butler  12,480,210 
Cambria  W 
Carbon  4,885,309 
See footnotes at end of table. 
Minerals produced in 1967 in order of value 2 
 
Stone, lime, sericite schist, clays. 
Coal, cement, clays, sand and gravel, stone, iron ore (pigment material).

Coal, sand and gravel, clays, stone, lime. 
Clays, coal, sand and gravel. 
Stone, coal, lime, sand and gravel. 
Iron ore, cement, stone, clays, cobalt, coal, sand and gravel, pyrites. 
Stone, clays, coal. 
Sand and gravel. 
Sand and gravel, stone, clays. 
Coal, cement, stone, lime, sand and gravel. 
Coal, clays, stone, iron ore (pigment material). 
Coal, sand and gravel, stone.