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Structure of southern Indio Mountains, Hudspeth County, Texas
The Indio Mountains are related stratigraphically to the Mexican Geosyncline, structurally to the Sierra Madre Oriental and the Basin-and-Range Province. Cretaceous sedimentary formations, approximately 5000 feet thick, ...
Land-use limitations related to geology in the Lake Travis vicinity, Travis and Burnet counties, Texas
Seven maps depicting general geology, physical properties, environmental geology, soils, soil thickness, slope, and fracture intensity describe the land in the Lake Travis vicinity. The maps, descriptive text, and interpretive ...
Biostratigraphy of Jonah quadrangle, Williamson County, Texas
This paper presents a zonation of the Austin chalk and the Burditt marl, divisions of the Austin group in the Jonah quadrangle, Williamson County, Texas. The Austin chalk consists of the Inoceramus subquadratus Schlüter ...
Application of extensional models to the northern Viking Graben, North Sea
Several previous authors have concentrated on the Central Graben in an attempt to model the North Sea as an extensional basin. Theoretical stretching models predict a certain amount of subsidence, crustal thinning, and ...
Hydrogeology of the lower Cretaceous Edwards and Trinity Group formations near Junction (Kimble County) Texas
This study describes ground-water flow in the Lower Cretaceous formations near Junction (Kimble County), Texas. Rock exposures were examined throughout the 150-mile study area to determine the nature and distribution of ...
Origin of shell beaches, Padre Island, Texas
Shell-rich beaches on central Padre Island correlate with a convergence of longshore drift. Wind data collected at Corpus Christi from 1951 to 1960 and sedimentation at inlets to the north and to the south of the study ...
Fauna of the Glen Rose
Geology of Pinto Canyon area, Presidio County, Texas
Pinto Canyon area includes the southern Tierra Vieja Mountains and the northern Chinati Mountains. Lower and middle Permian siltstone, limestone, and chert underlie Comanche limestone and sandstone; Gulf rocks were deposited ...