92 
OIL FIELDS OF TEXAS- LOUISIANA COASTAL PLAIN, [bull. 212. 
Log of Gulf Coast Oil and Land Company well in sec. 11, International and 
Great Northern Railroad Company lands, Jefferson County, Tex. 
[Elevation, 25 feet.] 
Character of strata. 
Red clay 
Quicksand . 
Alternate strata of sand and clay 
Hard bine clay 
Sand and clay . 
Shale 
Blue clay 
Hardpan, traces of oil 
Sand and shale 
Sand rock 
Red marl shale . _ _ ' 
Sand rock 
Sand and shale 
Blue clay with cypress logs 
Rock in thin layers with gravel 
Limestone and sandstone with traces of sul- 
phur 
Hard blue clay 
Rock in thin layers with sand and clay 
Shells and gravel 
Blue clay with small lumps of limestone 
Hard blue clay and shell 
Blue and red clay mixed with shells and gravel 
Thin rock, blue and red clay in layers 
Shells and clay 
Clay and shells 
Thin rock and gravel 
Black shale and traces of oil 
Yellow sand 
Red and blue clay and shells 
Sharp, coarse sand . _ _ : _ . 
Hard blue clay with limestone in hard lumps 
Soft blue clay 
Sand and clay 
Thin rock and gravel 
Sharp sand 
Hard blue clay 
Gravel and limestone 
Thickness. 
Feet. 
20 
30 
70 
50 
110 
30 
50 
40 
40 
1 
30 
1 
68 
40 
120 
80 
50 
70 
10 
80 
10 
00 
70 
GO 
10 
50 
30 
20 
40 
20 
50 
20 
20 
20 
10 
20 
16 
From- 
Feet. 

20 
50 
120 
170 
280 
310 
360 
400 
440 
441 
471 
472 
540 
580 
700 
780 
830 
900 
910 
990 
1,000 
1,060 
1,130 
1,190 
1,200 
1,250 
1,280 
1,300 
1,340 
1,360 
1,410 
1,430 
1,450 
1,470 
1,480 
1,500 
This well was abandoned as dry. 
