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

Water can wash sand to the shore, it can also wash the sand away from the sure. It depends on the nature and geography of the shoreline, currents, climate, etc..