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  2. top of the aat hierarchies
  3. Materials Facet
  4. Materials (hierarchy name)
  5. materials (substances)
  6. [materials by composition]
  7. combination inorganic/organic material
  8. soil
  9. [soil by composition or origin]
  10. sediment
  11. silt
Scope note
All sediment particles, regardless of mineral origin, that fall within a specified size range between those of sand and clay. An unconsolidated aggregation of particles is also called silt; a consolidated aggregate, silt-stone.
Accepted term: 15-Jul-2024