soloth

noun

1. A soil type hypothesized to be a transformation of solodic soil, where the sodium is replaced by hydrogen, resulting in friable topsoil and dark, hard, alkaline subsoil.

   “Lithosols, shallow earth profiles (<0-5 m solum) and soloths are minor components.”

   “The vineyards in both Districts are on various duplex soils: red-brown earths, solodized-solonetz and solodic soils, yellow podzolic soils and soloths.”