Question

Describe three ways in which sedimentary rocks are classified.

Answer 1

1. Mechanically formed sedimentary rocks – fragments are transported wind/water. They are deposited in layers. Over a long period of time. They are compacted into a hard rock.
2. Organically formed sedimentary rocks dissolved minerals of plants animals are deposited in layers, over are then evaporated along period of time.
3. Chemically formed sedimentary rocks where mineral particles are dissolved from land and are carried in solution from into water bodies such as lakes and seas.