Category:Soil-based building materials
Soil is classified in several different ways but generally includes gravel, sand, clay, silt, and peat. Some soil scientists make the distinction that disturbed soil is called dirt because soil science is more complex than just the materials. Building materials are frequently subsoil.
This category has the following 2 subcategories, out of 2 total.
Pages in category "Soil-based building materials"
The following 34 pages are in this category, out of 34 total.