EOCENE FORMATIONS. 
41 
Prospect drill No. 2, by Cannel Coal Company, northeast of Carbon, about 8 miles southeast 
of Santo Tomas. 
Depth. 
Material. 
Thickness. 
130 
135 
139 
141 
156 
160 
164 
167 
206 
209 
225 
227 
230 
240 
269 
271 
281 
in. Ft. 
0- 5 
0- 9 
0- 10 
6- 19 
0- 21 
0- 44 
0- 45 
4- 46 
0- 56 
0- 63 
0- 72 
0- 75 
0- 83 
0- 90 
0- 91 
0- 95 
0-109 
Ft. 

5 
9 
10 
19 
21 
44 
45 
46 
56 
63 
72 
75 
83 
90 
91 
95 
109 
110 11-112 10 
112 10-114 10 
114 10-116 
116 5-130 
0-135 
0-139 
0-141 
0-156 
0-160 
0-164 
0-167 
0-206 
0-209 
0-225 
0-227 
0-230 
0-240 
0-269 
0-271 
0-281 
0-320 
6-110 11 
Gravel 
Clay and sandstone 
Brown shale 
Yellow sandstone 
Impure coal (Santo Tomas seam) 
Gray shale 
Brown shale 
Coal 
White sandstone 
Gray shale 
Sandstone , 
Fire clay 
Sandstone 
Mixed shale and sandstone, marine mollusks 
Limestone (fossil shells) 
Slate 
Sandstone 
Slate 
Coal 1 
Clay shale . . [San Pedro coal seam 
Coal J 
Sandstone 
Slate 
Sandstone 
Slate 
Sandstone 
Slate ■ 
Sandstone ■ 
Slate 
Sandstone 
Slate 
Sandstone 
Clay 
Slate 
Sandstone 
Shale 
Sandstone 
Shale 
Tough shale 
/•'/. 
2 
1 
13 
5 
4 
2 
L5 
4 
4 
3 
39 
3 
16 
2 
3 
10 
29 
2 
10 
39 
1 11 
