U. S. GEOLOGICAL SURVEY 
BULLETIN 845 SHEET 14 
103 30 103 Texas 
Scale 500,000 
linch-8 miles (approximately) 
QO 5 10 15 20 MILES 
fe) 5 10 15 20 KILOMETERS 
Contour interval 200 feet 
ee emma from New Orleans, La., are shown every 
z and the crossties are drawn 1 mile apart 
wv Each Pie sh n the map with a name in parentheses = 
3 “Ly neo ght Cc in the lower jefe on corner is a in detail ¢ on the U.S. G. 8. 30 
topographic map of that 30 
- ° Ly fy 
EON gh 
5 Y 
: 4 °0 a0 RS 
25 RY D 
7 5 ‘ \" #230 ae 
Fe oe Flat KS é 
<a W B Flat\ § 
4600 jee te’ 
nar i 
K nd 
§ i 
@ Ex ba << 
ve hs BA Z 
oie t : 
A { | ™SG 0 
te) 
7 AIGHWAY. os b “% 
Ee irietatatey 5 2 os ~ 
Warwic Sata 
(Ge SS? 
a Se: m 
S oO gas 
e -_ 
4 RES 
e\io ~~ "4000 = 
w “a ro “ages 6 
A Sand and gravel 0-300’ ed EY, y} A & 
B Lava, tuff, and other voleanie rocks 3,000’ Tertiary we ee r K : Q ° 
— oO 
C_ Shale, chalk, sandstone, ete, 23 Eagle Ford, 400’ | Upper Cretace : ue (We Oa, 
SOS Austin, ete. (Gulf beet ce ae : ste 
D Limestone Washita 250’ | ‘cues Ditka ( “7 D ae s _ 
E Limestone and basal sandstone Fredericksburg 300’ , : f B SEP of ze" l9 LCS 
Se rinity 100’ | (Comanche series) Bo Z y) ARS & 
Red sandstone Bissett 700’ 
F Limestone (dolomite) Capita 1,400’ mM Sri a S\ See == : 
© 
° Rot i aa my 7 40 
x WSs Word 1,500’ ; 2 4 ‘dl 2 
307 G limestone Permian 5 5cO 30 
= 9°; 
Shale, sandstone, limestones, Leonard = \ 200 = 
H and cogionans te Hess } 2,800’ 5 DS S ESS 5 
Wolfeamp $ — aaa Se 
I mestones, shale, sandstone, and conglomerates Tapmont 4,300’ 2 on ‘ 
Conan. arkose, sandstone, ete. 3 5 y 
J Limestone — 400-900’ + Pennsylvanian 
K_ Sandstone and shale Tesnus 7,000’ 
L Novaeulite Caballos 200-600’ Devonian? 
Maravillas chert, Woods Hollow shale,Fort Pena 
M__ Limestone and shale are. preste shale,and peso rage 1,600’ Ordovician 
N_ Sandstone Dagge' 300+ Upper Cambrian 
P Porphyry and other intrusive rocks Post-Cretaceous 
—— Fault --- Concealed fault 
103°30 
sauna ne neeeteeeeeeienemmemneEnEEEEEEEEEmeen 
i from U. S. Geological Survey Suatranats maps; 
bie ongude 108" N H. Darton 
WILLIAMS & HEINTZ CO. WASH., 0 c. 
