Definitions for "Mineral Soil"
Keywords:  silt, inorganic, soil, clay, matter
The inorganic layer of earth composed of sand, silt, and clay, in varying amounts, with less than 20 percent organic matter in the surface layer.
Organic-free soil that contains rock less than 2 inches in maximum dimension.
Soil that is mainly mineral material and low in organic material. Its bulk density is more than that of organic soil.