Answer:
I am a precious stone as clear as diamond. Seek me out while the sun's near the horizon. Though you can walk on water with my power try to keep me and I'll vanish in an hour.
Deep, deep, do they go. Spreading out as they go. Never needing any air. They are sometimes as fine as hair.
I'm blue at day and black at night. I do contain some creatures born and died. What am I?
What two things can you never eat for breakfast?
A hole in a pole. Though I fill a hole in white I'm used more by the day and less by the night
What flies without wings?