Question

what are alluvial deposits

Answer 1

these are loose unconslitaed soil which have been eroded reshaped by water and redeposited in non marine

Answer 2

Alluvial is a loose soil sediment. It is typically made up of a variety of materials, including fine particles of silt and clay and larger particles of sand and gravel , when this loose alluvial material is deposited into a lithological unit, it is called an alluvial deposit.