86 THE CLAYS OF ARKANSAS. 
J. T. Shankle's well, SW. \ NW. 1 sec. 7. Elevation, 300 feet, 
Section in mil of J. T. Shankle. 
Feet. 
Red sand and clay 20 
White pipe clay 10 
Dark lumpy clay 10 
A bored well at the same elevation showed 22 feet of the dark clay 
and stopped in lignite. The dark clay contains a few leaves. 
J. W. Richardson's place, SE. \ SE. \ sec, 9. Ten feet of gray 
plastic clay outcrops beside the road. Elevation, 240 feet. 
Potter's clay 15 feet thick outcrops in a gully in the SE. \ SW. \ 
sec. 16, and is underlain by 10 to 20 feet of white sand. Elevation, 
260 feet. 
Potter's clay is reported in a well at the gin in the NW. \ SW. \ 
sec. 18. 
Pottery clay outcrops in the road in the NW. J sec. 21. Eleva- 
tion, 260 feet. 
Potter's clay is reported in the NW. \ sec. 22. 
Township 10 S., range 16 W.—W. M. Walsh's well, NE. | NW. J 
sec. 1. Elevation, 265 feet, 
Section in well of W. M. Walsh. 
Feet. 
Red clay and sand 8 
Black clay with leaf impressions 10 
Yellow sand and clay 45 
White plastic clay 4 
Well stopped in the last stratum without passing through it. 
On Peterson's place, NE. \ SW. \ sec, 12, a foot of light-colored 
clay with some grit is exposed in a drain. Elevation, 230 feet. 
James Goodgame's well, NW. \ NE. \ sec, 13. Elevation, 240 feet. 
Section in well of James Goodgame. 
Feet. 
Soil 4 
Pipe clay 17 
R. E. Hogg's well, SW. I SE. \ sec. 13. Elevation, 310 feet. 
Section in well of R. E. Hogg. 
Feet. 
Soil and gravel '. 10 
Potter's clay 2-3 
Sand below. 
CONCLUSIONS. 
The geologic structure of the region and the known outcrops of 
potter's clay lead to the conclusion that such clays exist in great 
abundance and of excellent quality in Dallas County. Their wide- 
