Answer:
Thousands lay up gold within this house, But no man made it. Spears past counting guard this house, But no man wards it.
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.
Being able to interpret the letters on this screen proves that you have this quality.
You are having a bad day if 12 peers deem you to be this
My teeth are sharp, my back is straight, to cut things up it is my fate.
I will disappear every time you say my name.
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?