Answer:
The sharp slim blade, that cuts the wind.
By Moon or by Sun, I shall be found. Yet I am undone, if there's no light around.
Mountains will crumble and temples will fall. And no man can survive its endless call.
Covered in stone and sun. It's home to many but also none. What is it?
It is the great nemesis of the lactose intolerant.
Iām grown from darkness but shine with a pale light. Very round I am and always a lady's delight.