SOUTHERN PACIFIC LINES 71 
The gravel and sand cap of the plateau, in large part filled with 
caliche, is well exposed on State high- 
way 3 a short distance south of the Hee! 
railway. West of the divide the rail- Hiss 
cin 
i 
mestone 
of which rise several low ridges of 
Escondido clay and sandstone. There 
' a 
road descends into a wide alluvial plain al iH ! Has LH E 
comprising the valleys of Quihi, Hon- i ah ae (3 = 
do, Seco, and other creeks and mostly ral | hl i. 4 3 = 
floored with gravel and sand which Bu it x of oh ie 
hide the underlying clay of the Escon- sl zl Hele ch $ a 
dido formation. This formation, how- eye ll Wats E 
ever, appears in a few hills that rise Sh ie ie esl 8 
out of the plain and extend along part a HA \° ; el S| Sa S 
of its southern margin. A few miles s ls niet : g 
north of the railroad the underlying od lea i N 3 
formations appear in succession, for ey Healt N Pi 
there is a general rise of the strata to 7 iL Stahl i SS) 3 
the north and considerable faulting, in iif inl } : 
part with uplift on the north side. In i ls i . SH i, 2 
about 15 miles the Georgetown and Mi Shit : \} ee 
Edwards limestones come to the sur- l ly lia iy it R st 5 i 
face, constituting the Edwards Plateau, att vil SE 
which is in view far to the north as Fe ie HH : N || > 8 
the railroad crosses the divide north- ill Ee N 1} 8 Mi 
west of Dunlay. A cross section of this | | ist Nii | 8 
region is shown on sheet 10, opposite | El :| a AW] s 2 
page 69. iH if Wh s | 3 3 
At Hondo (own’do; Spanish, deep) H| | TEE S| 3 
the railroad is on an alluvial plain out te [pits = Sih | 7 : 
= 
‘ =e alm IT ——— 
SS LE 
Hondo. 
WL eg ALL 
: 
Elevation 889 feet. formations in the shal- ; | c | : N 
tion 2500.* A S| | out 
New Orleans 622 miles. low valleys of Hondo S| | ‘ip k N 
Fen and Verde Creeks. f ile)! Le BN ; 
old Comanche Indian village was}! ise i! ii: it N ¢ 
situated near Hondo, and the flint for _[.' | = Sean 
arrowheads was obtained from pebbles, [3 5 1 [eter i NS | ae 
which are abundant in the neighbor- 2:1) .2 H ‘| SHE i NS fg 
hood, brought by streams from the _ |l/)'|!../ | Was NN F 
lateau of Edwards limestone to the [f,/'[):: | Jed: fiill NSE: 
plateau one to =| | ee SSE : 
north. | IHNEN a 
In the Hondo region and westward | iyi he Elie bie NSIS & 
to Uvalde most of the land is under 
5 On Verde Creek, 4 miles northeast | base of the Tertiary are exposed, with 
of Hondo, ledges of limestone at the | characteristic fossils, on a block dropped 
