Why are there gravel beaches? In thousands of years of waves crashing on the beach shouldn’t all the gravel have become sand?

Question

Why are there gravel beaches? In thousands of years of waves crashing on the beach shouldn’t all the gravel have become sand?

In: 6381

Answer 1

Given that beaches are forming all the time, some are very young and simply haven’t had time to get there.

Also, some are in areas that are less severely weathered so will take longer than others to get there.