The particle-size control section averages between 35 and 45 percent clay. Rock fragments are predominantly igneous, limestone, and dolomite pebbles. The Ap or A horizon typically is silt loam but includes loam texture in some pedons. Some eroded pedons are silty clay loam. Rock fragment content ranges from 0 to 5 percent.
Reaction ranges from strongly acid to neutral.
Some pedons have an E, BE or an EB horizon 3 to 6 inches thick. The E horizon has a hue of 10YR or 2.5Y, value of 4 or 5, and chroma 1 to 3. The BE or EB horizon has color in the same range as the Bt horizon. It typically is silty clay loam but includes silt loam. Rock fragment content ranges from 0 to 10 percent.