34 
OIL FIELDS OF TEXAS-LOUISIANA COASTAL PLAIN, [bull. 212. 
Forty miles farther south, on the shore at O'Connorsport, a well 
drilled in prospecting for oil shows the following section: 
Log of well at O'Connorsport, Calhoun County, Tex. 
Character of strata. 
Black sandy soil 
Fine shells and sand 
Yellow quicksand 
Coarse sand . _ . 
Coarse variegated sand . . 
Finer variegated sand 
Fine black quicksand 
Sand and fine shells with artesian water 
Yellow clay and sand with traces of oil- 
Blue clay 
Yellow sand rock 
Blue clay 
Round sand and fine shells, strong artesian flow 
Rock ... 
Thickness. 
From— 
To- 
Feet. 
Feet. 
Feet. > 
3 

3 
35 
3 
38 
87 
38 
125 
35 
125 
100 
35 
160 
195 
30 
195 
225 
85 
225 
310 
60 
310 
370 
7 
370 
377 
52 
377 
429 
1 
429 
430 
15 
430 
445 
45 
445 
490 
4 
490 
494 
This well is located within half a mile of the western shore of Mat- 
agorda Bay and not more than 10 feet above sea level. 
Well No. 2 of the O'Connorsport Mining Company has been drilled 
to a depth of 1,484 feet. The following is the log of this well as sup- 
plied by the drillers: 
Log of well No. 2 of the O'Connorsport Mining Company, O'Connorsport, Cal- 
houn County, Tex. 
Character of strata. 
Soil 
Fine white quicksand 
White and chocolate clay 
Greenish clay with shells 
Gray sand . . 
Hard yellowish clay 
Coarse shells and sand 
Hard clay and shells 
Sand 
Hard clay and oyster shells 
Round sand and fine shells, artesian flow . 
Blue clay with some shells 
Coarse gray sand and shells, artesian flow 
Thickness. 
From - 
To- 
Feet. 
Feet. 
Feet. 
3 

3 
18 
3 
21 
22 
21 
43 
37 
43 
80 
3 
80 
83 
77 
83 
160 
6 
160 
166 
44 
166 
210 
15 
210 
225 
95 
225 
320 
45 
320 
365 
87 
365 
452 
24 
452 
476 
