Most of the easy to get at stuff has probably been found. But you'll notice the old gold mines are being re-explored, even the old tailings piles are being reworked... since the price of it has gone way up.
I've known a couple of guys who found it to be a profitable hobby. Probably not as good as growing, but they didn't know how to grow. They did mention 'bedrock' as the goal when searching however.
I've known a couple of guys who found it to be a profitable hobby. Probably not as good as growing, but they didn't know how to grow. They did mention 'bedrock' as the goal when searching however.