Tule Formation

Tule Formation
State Texas
Name Tule Formation
Geologic age Pleistocene
Lithologic constituents
Unconsolidated > Coarse-detrital > Sand (Bed)
Unconsolidated > Fine-detrital > Silt (Bed)
Unconsolidated > Fine-detrital > Clay (Bed)
Comments Sand, fine- to med-grained quartz, silty in part, some caliche nodules, thinbedded to massive, white, gray, brownish gray, grayish red. Silt and clay, locally bentonitic, indistinctly bedded, lt. gray, olive gray, greenish gray; weathers white, lt. gray, pink. Molluscan and vertebrate fossils. Thickness 85 ft. feathers out laterally.

Bureau of Economic Geology, 1983, Lubbock Sheet, Geologic Atlas of Texas: University of Texas at Austin, Bureau of Economic Geology, scale 1:250,000.

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.

NGMDB product
Counties Briscoe - Garza - Lynn - Swisher