They won't. The property has been deemed mineable. The next time you here about the resouce it will be after mining has started and the mine life is extended. Mining companies always have to add to their reserves to remain viable. Look at inco in Sudbury as reserves run out they always seem to find new ones. Good chance they knew what was their just had no reason to state it. If they can't xtend the life then they will sell, Etaki.