Solum thickness ranges from 10 to 20 inches. Depth to bedrock ranges from 20 to 40 inches. Content of rock fragments ranges from 35 to 70 percent in the control section. These consist of fragments of black graphitic schist, most of which can be crushed to silty soil material. Clay content in the control section averages 18 to 30 percent.
Reaction ranges from strongly acid to extremely acid, unless limed.
The A horizon has hue of lOYR through 5Y, or is neutral, value of 2 through 4 and chroma of 3 or less. Texture of the A horizon is silt loam or loam in the fine earth fraction. The E horizon, where present, has hue of lOYR through 5Y or is neutral, value of 2 through 5 and chroma of 4 or less. It is loam or silt loam in the fine earth fraction. The B horizon has hue of 7.5YR through 5Y or is neutral, value of 2 through 4 and chroma of 3 or less.