Answer:
What starts with an "e" but only has a single letter in it?
Mostly worn by women or girls, this is sometimes shiny like silver or gold, and sometimes it is made of pearls.
What is seen in the water and in the sky? It is part of the rainbow and can be in your eye
It comes only before, it comes only after. Rises only in darkness, but rises only in light. It is always the same, but is yet always different.
It comes from crystal and melts to a treat. Add it to your tea to make it sweet. What is it?
It is something you will never see again.