sand deposits, undivided (TXQsu;0)

State	Texas
Name	sand deposits, undivided
Geologic age	Phanerozoic \| Cenozoic \| Quaternary \| Holocene
Original map label	Qsu
Comments	windblown deposits, sand sheets, dunes, and dune ridges undivided
Primary rock type	sand
Secondary rock type	silt
Other rock types
Lithologic constituents	Major Unconsolidated > Coarse-detrital > Sand (Eolian) Minor Unconsolidated > Fine-detrital > Silt (Eolian)
Map references	Bureau of Economic Geology, 1992, Geologic Map of Texas: University of Texas at Austin, Virgil E. Barnes, project supervisor, Hartmann, B.M. and Scranton, D.F., cartography, scale 1:500,000
Unit references	Bureau of Economic Geology, 1977, Clovis Sheet, Geologic Atlas of Texas, Bureau of Economic Geology, University of Texas at Austin, scale 1:250,000. Bureau of Economic Geology, 1979, Emory Peak--Presidio Sheet, Geologic Atlas of Texas, University of Texas at Austin.
Geographic coverage	Andrews - Bailey - Cochran - Crane - Dawson - Ector - Gaines - Hale - Hockley - Howard - Lamb - Loving - Martin - Oldham - Presidio - Terry - Upton - Ward - Winkler - Yoakum