ortstein

1. An indurated layer in the B horizon of Podzols in which the cementing material consists of illuviated sesquioxides and organic matter.
2. As a subgroup of Podzolic soils, Ortstein indicates a Bhfc or Bfc horizon that is strongly cemented, occurs over at least one-third of the exposure, and is at least 2.5 cm (1 inch) thick.

ortstein Source: Research Branch, 1976
Contact: Peter Schut