Why are sand and shingle beaches different?

* Sand beaches are made of small, loose particles of rock, such as quartz, feldspar, and mica.

* Sand beaches are typically formed by the erosion of cliffs and headlands by waves.

* Sand is also transported to beaches by rivers and streams.

* Sand beaches can be different colors, depending on the mineralogical composition of the sand. For example, beaches made up of quartz sand are white, beaches made up of feldspar sand are pink, and beaches made up of mica sand are black.

* Sand beaches are well sorted, meaning that the particles are the same size.

* Sand beaches contain very little organic material.

Shingle beaches

* Shingle beaches are made of larger, rounded particles of rock, called "shingle".

* Shingle beaches are typically formed by the erosion of cliffs and headlands by waves.

* Shingle is also transported to beaches by rivers and streams.

* Shingle beaches are usually grey, brown, or black in color.

* Shingle beaches are poorly sorted, meaning that the particles are different sizes.

* Shingle beaches contain a lot of organic material, such as shells and seaweed.

In summary, sand beaches and shingle beaches are different in terms of the particle size of the beach material, the composition of the beach material, and the amount of organic material on the beach.