The weathering of granite in central Texas yields tremendous amounts of granitic detritus to adjacent rivers. The first step in the production of such sediment is the formation of grus--chemically unaltered yet totally ...

Six fossil communities were recognized in the Del Rio Formation based on Q-mode cluster analysis of 158 samples collected from 14 Del Rio measured sections in central through north Texas. Using this method of analysis, ...

The Land Cut Area of the Laguna Madre Flats is a silicoclastic coastal sabkha that lies behind Padre Island on the Gulf Coast of southwest Texas. It is sporadically inundated by wind-tidal flooding of waters from the ...