pebble (rock)

  1. Home
  2. top of the aat hierarchies
  3. Materials Facet
  4. Materials (hierarchy name)
  5. materials (substances)
  6. [materials by composition]
  7. inorganic material
  8. rock (inorganic material)
  9. [rock by form]
  10. pebble
Scope note
A rock fragment, generally rounded by abrasion, larger than a granule and smaller than a cobble; it has a diameter in the range of 4 to 66 mm, or a size between that of a pea and that of a tennis ball.
pebble
Accepted term: 14-Jul-2025