has part
has quality
mineral
soil
ultisol
A soil which has high mineral content and which contain no calcareous material, have less than 10% weatherable minerals its surface layer, and have less than 35% base saturation throughout its volume.
The word "ultisol" is derived from "ultimate", because ultisols were seen as the ultimate product of continuous weathering of minerals in a humid, temperate climate without new soil formation via glaciation.
red clay soil
increased mass