INDEX. 
173 
Page. 
Petroleum, Texas- Louisiana, physical prop- 
erties of 146-148 
Texas-Louisiana, utilization of 157-166 
wells producing, in Jennings district, 
La 130 
at Spindletop 77-85 
See also Structure, geologic; Beaumont 
district; Saratoga district, etc. 
Pimpled plains, described 49 
Pine, occurrence of 15 
Pine Island Bayou, geology of 28 
Plateau gravels, occurrence of 65 
Pleistocene rocks, Columbia sands 27 
at base of Columbia beds 65 
in eastern division of Coastal Plain 20 
near San Diego 17 
in region surrounding Spindletop pool. 87 
Pliocene rocks, in eastern division of Gulf 
Coastal Plain 20, 25, 26 
in western division of Gulf Coastal 
Plain 17, IS 
between Brazos and Trinity rivers 44 
in region surrounding Spindletop pool. 87 
Polk County, Tex., geologic sections in 50, 52 
geology of 49, 52 
well record in 54 
Port Arthur, well record near 112 
Port Arthur-Sabine Pass district,described 104-113 
. prospecting in 112-113 
Port Hudson clays, occurrence of 17, 27, 29 
Recent rocks, in eastern division of Gulf 
Coastal Plain 19, 29 
in region surrounding Spindletop pool . 87 
Reynosa limestone, occurrence of 17, 18, 41 
Rockland, Tex., geologic section at 50 
Sabine Parish, La. , well in 137 
well record in 55 
Sabine Pass, map of, showing oil ponds 105 
well record near 113 
Sabine River, geologic sections near 48-61 
geology of region 28, 29, 49, 58 
St. Martins Parish, La., geology of 62 
St. Marys Parish, La., geology of 62 
Salt, conditions of accumulation of 143, 144 
at Anse la Butte, La 63, 131 
at Damon Mound, Tex 36, 37 
at Dayton Hill, Tex 46-47, 126 
at High Island, Tex 122 
at Sabine Pass 113 
in Sal del Rey region 17 
at Spindletop 72 
in region surrounding Spindletop pool. 87 
near Tilden, Tex 18 
Salt licks and salt marshes 60 
Salt water, relation to oil 119 
San Jacinto County, Tex., geology of 43, 64 
Saratoga district, history and geology of. 119-122 
map showing 114 
well records in 59, 120-121 
Sea wax, described Ill 
Section, geologic, general, eastern division 
of Gulf Coastal Plain 19-20 
general, Pleasanton to Palito Blanco - . 18 
Beaumont district 25 
Frio beds, between Brazos and Trinity 
rivers 43 
San Jacinto Countv, Tex 43 
Page. 
Section, geologic, Guadalupe River 30, 31 
Jefferson County, Tex., at Beaumont .. 61 
Little Sandy Creek 51 
Neches and Sabine rivers 48-61 
Newton County, Tex 57 
Polk County, Tex 50, 52, 54 
Rockland, Tex 50 
Tyler County, Tex 56, 57 
Vernon Tarish, La., at Hornbeck 53 
Section, sketch, of Spindletop pool 73 
Sour Lake district, geology of 113-119 
maps of 114, 115 
prospecting in.. 114 
well records in 116, 117 
Specific gravity of various petroleums ... 1 16-147 
Spindletop pool, geology of 69-77 
gravels at 64-65 
limits of 69 
producing wells in, list of 77-85 
sketch section of 73 
well records at 74-77 
region surrounding, geology of 85-102 
map of 86 
dry and abandoned wells in, list 
of 103-104 
well records in : 87-102 
Spring Hill, La., well at 136 
Starr County, Tex., dunes in 16 
geology of 17 
Stillson, Tex., Avell record at 47 
Storage of oil 165-166 
Structure, geologic, of petroleum beds 142, 
144-145 
theoretical, of oil pool, sketch of 157 
of Coastal Plain 143-145 
of High Island, Tex 125 
of Spindletop 72-74 
of Sour Lake district 118 
of Sulphur, La 134 
Sulphur, in various petroleums 149-150 
in water and clay 17, 18 
at Damon Mound, Tex 36-38 
at High Island, Tex 122 
at Spindletop 71 
in region surrounding Spindletop pool. 87 
at Sulphur, La 133-135 
Sulphur, La. , wells at 133-135 
Tertiary rocks, occurrence of 23, 65 
Texas State Geological Survey, cited 11 
Timber, occurrence of 10, 15, 16, 28 
Topography of the region, general 10-15 
Transportation of oil 165-166 
Trinity River, geology of region 28, 29, 49, 58 
Tyler County, Tex., geologic sections in ... 56,57 
geology of 49, 64 
Uvalde formation, occurrence of 65 
Valda, Polk County, Tex., well record at . . 54 
Vermilion Parish, La., geology of 28, 29, 62 
Vernon Parish, La., geologic sections in... 53,64 
Victoria County, Tex., well record in 33 
Village Creek, Tex., geology of region 58 
Vinton, La., well record at 135 
Walker County, Tex., geology of 44 
Waller County, Tex., geology of 43, 44 
Warren, Tex., geologic sections at 57 
Water, hot, from wells at High Island, Tex. 122 
hot, from well at Saratoga, Tex 60 
