Answer:
You can read it both ways, I wearΝΎ One way it's a number, reversed a snare.
Thousands lay up gold within this house. But no man made it. Spears past counting guard this house, but no man wards it.
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.
Different lights do make me strange, thus into different sizes I will change
Not born, but from a Mother's body drawn. I hang until half of me is gone. I sleep in a cave until I grow old. Then valued for my hardened gold.
What did the piece of wood say when he saw the screwdriver and screws approaching?