Why is there sand in deserts and no dirt? Why isn’t there sand anywhere else?

Question

I figured it was something to do with sand being light enough to be carried by wind, but that wouldn’t explain why the rest of the world lacks sand.

In: 327

Answer 1

Deserts refer to the amount of rainfall not the soil type. Other people have answered why some deserts have sand.

Antarctica is a desert but has dirt under the snow and ice.