The rare metal that’s got Warren Buffett excited

Watching where Warren Buffett invests has become a cottage industry. No wonder. Regardless of what you think of the 'Sage of Omaha’s' more recent track record, his long-term performance is hard to argue with. He’s not the world’s most famous investor for nothing. The other thing Buffett is famous for is hating gold. So when he buys a stake in a mining operation, it has to be worth noting. What’s got Warren so excited about this particular hole in the ground? And can you profit from it too?