GREAT   DIVIDE   BASIN   COAL   FIELD,   WYOMING. 
229 
Shale 
Coal 
Shale  and  sandstone 
Coal 
Sandstone,  yellow  to  brown 
Coal 
Sandstone,  soft,  with  some  shale. 
Coal 
Shale 
Coal 
Shale 
Coal 
Shale 
Coal 
Sandstone  and  shale 
Coal 
Sandstone  with  drab  shale 
Coal 
Shale  and  sandstone 
Coal 
Sandstone  and  brown  shale 
Coal 
Sandstone,  gray 
Coal 
Shale,  brown 
Coal 
Shale,  brown  and  drab 
Coal 
Shale,  black  and  drab 
Coal 
Shale  and  sandstone 
Ft. 
in. 
7 
6 
3 
9 
2 
6 
12 
4 
5 
40 
8 
2 
4 
2 
5 
3 
6 
3 
3 
11 
8 
11 
3 
1 
8 
55 
2 
7 
(i 
75 
10 
40 
2 
2 
40 
8 
4 
3 
3 
4 
1 
2 
11 
7 
1 
2 
2 
8 
3 
20 
3 
Covered,  occasional  sandstone  outcrop 300 
Coal 1    6 
Sandstone  and  drab  shale 213    5 
Coal,  bony 10 
Shale  and  sandstone 37 
Coal 1    1 
Shale,  black,  and  gray  sandstone 99 
1,  825  11 
The  general  character  and  thickness  of  the  coal  beds  of  the  Laramie 
formation  are  shown  in  the  following:  measured  sections: 
Sections  of  coal  beds  in  Laramie  formation. 
No.  on 
PI. 
Location. 
Section  of  coal  bed. 
Remarks. 
XII. 
Sec. 
T. 
R. 
4 
NE.  1 
12 
21 
89 
Ft.  in 
Shale L5 
Coal,  good 6    3 
Shale 3 
Surface  exposure. 
24    3 
