Gold Mountain !
Just because it’s there doesn’t mean it’s easy to get out of there.
It is theorized that the deeper you go in the Earth, the more heavier metals you will find, as they sank into the Earth when it was in hot molten liquid form, 4 billion years ago.
They would be found in layers of the heaviest at the center, lead and uranium, etc, and on up through the periodic chart to gold and silver............