RE: What is nobody comes? Big potash deposit are rare. At least the one's that are still available an not controlled by big companies. WPX is the biggest, with garanteed water for the solution mine, good infrastructure, more than friendly jurisdiction.
I am willing to bet my house that this baby will fly high. Juniors all accross the board have a tough time. I would not invest in copper right now because it is subject to the economy. People can do without new computers, new cars, new house....but nobody can do without food.