USGS Blanchester topographic quadrangle. Depth to the base of the argillic horizon ranges from 40 to 60 inches. Depth to carbonates ranges from 10 to 30 inches. Depth to limestone with interbedded shale ranges from 40 to 60 inches. Rock fragments are mainly igneous pebbles.
Rock fragments are mainly chert and limestone pebbles, channers, and flags.
The lower part of the control section, to a depth of 60 inches, is limestone bedrock with thin interbedding of soft shale. The A or Ap horizon has a hue of 10YR, value of 4 or 5, and a chroma of 2 to 4. Texture is silty clay loam or silt loam. Reaction is moderately acid to neutral. The Bt horizons has hue of 10YR or 7.5YR, value of 4 or 5, chroma of 4 to 6.