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Antlers Sand

Antlers Sand
StateTexas
NameAntlers Sand
Geologic agePhanerozoic | Mesozoic | Cretaceous-Early
Original map labelKa
CommentsIn Eastern part of Trans-Pecos and High Plains: Sand, clay, and conglomerate. Lower and upper parts mostly sand; middle part chiefly clay; grades northward to interbedded sand and clay. Sand, fine to cs. grained, conglomeratic in lower part, clayey in upper part, brownish-yellow. Conglomerate, chert, quartz, and quartzite as pebbles and granules. Thickness 500-650 ft Sandstone, claystone, and conglomerate. Thickness as much as 200 ft, variable because of irreg. surface on which it was deposited.
Primary rock typesand
Secondary rock typeclay or mud
Other rock typesconglomerate; sandstone; claystone
Lithologic constituents
Major
Sedimentary > Clastic > Sandstone (Bed)
Sedimentary > Clastic > Mudstone > Claystone (Bed)
Sedimentary > Clastic > Sandstone (Bed)
Minor
Sedimentary > Clastic > Conglomerate (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, 1967, Sherman Sheet, Geologic Atlas of Texas: University of Texas at Austin, Bureau of Economic Geology, scale 1:250,000.
Bureau of Economic Geology, 1976, Brownwood sheet, Geologic Atlas of Texas, Bureau of Economic Geology, University of Texas at Austin, scale 1:250,000.
Geographic coverageAndrews - Brown - Callahan - Coke - Coleman - Comanche - Concho - Cooke - Denton - Eastland - Ector - Glasscock - Grayson - Howard - Irion - Jack - McCulloch - Martin - Mason - Menard - Midland - Mitchell - Montague - Nolan - Pecos - Runnels - Stephens - Sterling - Taylor - Tom Green - Wise

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