Traditional Culture Encyclopedia - Traditional stories - The difference between lime soil and plain soil
The difference between lime soil and plain soil
Lime soil is one of the traditional building materials in northern China. It is made of clay and lime mixed with water and compacted. This is a mineral soil with volcanic ash deposits.
Plain soil is a soil layer formed by natural deposition, and it is not doped with lime and sand brought by rivers. Its density is uniform and has a certain viscosity.
Lime soil:
Plain soil:
2. Different characteristics:
Lime soil is characterized by active iron, aluminum, amorphous clay and humus deposition in profile; Above this layer is a bleaching layer; The soil is wet or moist; The texture is loam or sandy; It has Levin ion exchange capacity depending on pH value and low alkali content.
Plain soil is characterized by fine and uniform density, certain viscosity, certain strength, water stability and impermeability, simple construction technology and low cost.
3. Different distribution:
Lime soil is mainly distributed on coarse acidic parent materials in humid cold temperate zone, including lime soil, cinnamon lime soil and diving lime soil.
Plain soil is mainly distributed in ash trees and river basins far away from nature, mostly in the northwest plateau of mountainous areas.
Baidu encyclopedia-lime soil
Baidu encyclopedia-plain soil
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