$NAK "$400 billion worth of copper" Measured reserves at the site include 57 billion pounds of copper and 71 million ounces of gold. In addition, there are 345 million ounces of silver and 3.4 billion pounds of molybdenum. In all, it’s estimated to contain over $400 billion worth of copper, gold and other metals. https://www.yahoo.com/entertainment/northern-dynasty-minerals-stock-soar-155652981.html