Answer:
The ones who see it may go blind, Contracting the fool's madness. You have to dig to find it, Crush big stones or mine it. Wash dirt clumps in a pan and wait for it to settle, A shiny, precious metal.
What is yellow, looks like the moon and has seeds?
Take one out and scratch my head, I am now black but once was red.
Who is it that rows quickly with four oars, but never comes out from under his own roof?
A type of hammer that brings a room to order.
What never gets any wetter no matter how hard it rains?