The soil is moderately alkaline and calcareous clay or silty clay with 40 to 55 percent clay. Some pedons have thin grayish or brownish discontinuous clay or clay loam strata in the 10 to 40 inch control section. The A horizon has colors in shades of brown hue of 10YR to 5Y, value of 3 to 5, and chroma of 2 or 3. Masses in shades of brown or olive range from none to common in the control section. Colors of the B horizons are in hue of 10YR or 2.5Y, value of 3 to 6, and chroma of 2 to 4.
Brownish masses range from few to common in most pedons.
The C horizon, when present, is clayey with or without loamy strata. It has gray, brown or olive colors. These include Bleiblerville , Branyon , Burleson , Clarita , Dimebox , Fairlie , Heiden , Houston Black , Leson , Luling , Sanger , Slidell , Tamford and Watonga in the same family and the similar Kaufman , Tinn and Trinity series. Bleiblerville, Branyon, Burleson, Dimebox, Fairlie, Houston Black, Leson and Slidell soils have chroma of 1 throughout the upper 12 inches and are on uplands or terraces. Clarita and Tamford soils have hue 7.5YR or redder in the subsoil.