playa deposits (TXQp;0)

State	Texas
Name	playa deposits
Geologic age	Phanerozoic \| Cenozoic \| Quaternary \| Pleistocene Holocene
Original map label	Qp
Comments	Clay and silt, sandy, gray, in shallow depressions; weathers lt. gray. ephemeral lakes and ponds common in wet season.
Primary rock type	clay or mud
Secondary rock type	silt
Other rock types
Lithologic constituents	Major Unconsolidated > Fine-detrital > Silt (Bed) Unconsolidated > Fine-detrital > Clay (Bed)
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, 1984, Dalhart Sheet, Geologic Atlas of Texas: University of Texas at Austin, Bureau of Economic Geology, scale 1:250,000. Bureau of Economic Geology, 1970, Perryton Sheet, Geologic Atlas of Texas, Bureau of Economic Geology, University of Texas at Austin, scale 1:250,000. Bureau of Economic Geology, 1983, Tucumcari Sheet, Geologic Atlas of Texas, Bureau of Economic Geology, University of Texas at Austin, scale 1:250,000. Bureau of Economic Geology, 1969, Amarillo Sheet, Geologic Atlas of Texas, Bureau of Economic Geology, University of Texas at Austin, scale 1:250,000. 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, 1968, Plainview Sheet, Geologic Atlas of Texas, Bureau of Economic Geology, University of Texas at Austin, scale 1:250,000. Bureau of Economic Geology, 1983, Lubbock Sheet, Geologic Atlas of Texas: University of Texas at Austin, Bureau of Economic Geology, scale 1:250,000.
Geographic coverage	Andrews - Armstrong - Bailey - Baylor - Borden - Briscoe - Callahan - Carson - Castro - Crane - Crockett - Crosby - Dallam - Dawson - Deaf Smith - Dickens - Donley - Ector - Fisher - Floyd - Foard - Garza - Glasscock - Gray - Hale - Hall - Hansford - Hartley - Haskell - Hockley - Howard - Hutchinson - Knox - Lamb - Lipscomb - Lubbock - Lynn - Martin - Midland - Mitchell - Moore - Motley - Nolan - Ochiltree - Oldham - Parmer - Pecos - Potter - Randall - Reagan - Roberts - Runnels - Schleicher - Scurry - Shackelford - Sherman - Sterling - Sutton - Swisher - Terrell - Terry - Upton - Val Verde