Reaction ranges from slightly acid to slightly alkaline. The 2BC or 2BCg horizon has color, texture, and rock fragment content similar to the 2Bt and 2Btg horizons. Reaction is slightly alkaline or moderately alkaline. Some pedons have 2CBd horizons. The 2Cd or 2Cdg horizon has hue of 10YR or 2.5Y, value of 3 to 6, and chroma of 1 to 4.
Texture is clay, silty clay, silty clay loam, or clay loam.
Clay content ranges from 27 to 42 percent. Rock fragment content ranges from 1 to 8 percent. Calcium carbonate equivalent ranges from 10 to 30 percent. Reaction is slightly alkaline or moderately alkaline. These are the Bixler and Selfridge series.