CAHABA COAL FIELD: MONTEVALLO BASIN. 93 
at 
[Montevallo seam in S. E. 44 of S. W. 34, of section 24, township 22 8 
range 4 W). 
i a = 
Se | CONGLOMERATE % SHNOSTONES 
SF PEET WHITISH SLATE OF ff SOFT 
Log CHEESE LINE TEXTURE NEAR 
N THE OVTCROP. 
6 INCHES OF sur 
2 FEET DINCHES Goob COAL 
GFEET Bo7joM SLATE 
(6IN CHES COAL 
|}FFEET SLATE 
=| SANDSTONE 
The method of mining it is, first use a light mining pick 
and pick out the whole or part of the smut above the coal, 
then blast the coal out with powder or wedge it up with 
hammer and wedges. When blasted without first using the 
pick, the coal is more shattered and the amount of slack is 
increased. 
For relative positions of the seams in this basin see the 
General Vertical Section and Montevallo and Blocton Hori- 
zontal Section from “M” to “N” on accompanying map. 
It will be seen by these sections that all the other work- 
able seams of the Cahaba Coal Field are in this basin and 
underneath the Montevallo seam, so that the portion of this 
