A penny for this thought: copper mining could bring 5,000 jobs to northeastern MN

Mining companies from around the world are exploring what lies under northeastern Minnesota and are finding some of the largest copper deposits on the planet. Minnesota's lode is estimated at 900 million tons, which would be second only to Russia. With economic growth - especially in China - pushing up demand for copper and other metals, Minnesota is poised for a resurgence of well-paying mining jobs.