Answer:
I am mother and father, but never birth or nurse. I'm rarely still, but I never wander.
Each of these ends in a kettle full of precious metal and the double variety is quite awesome
I appear in the morning. But am always there. You can never see me. Though I am everywhere. By night I am gone, though I sometimes never was. Nothing can defeat me. But I am easily gone.
White bird, featherless, flying out of paradise. Flying over sea and land. Dying in my hand.
Some live in me, some live on. And some shave me to stride upon. I rarely leave my native land. Until my death I always stand. High and low I may be found. Both above and below ground.
What is so fragile that saying its name breaks it?