Coral or volcanic, eggshell white or ashy gray, the sand of FWI beaches varies from cove to cove.
The ashy gray colour of some beaches is due to the presence of volcanic ash.
mnli hypothesis: The ashy gray colour of some beaches is due to the presence of volcanic ash. premise: Coral or volcanic, eggshell white or ashy gray, the sand of FWI beaches varies from cove to cove.