BHP Billiton closes Norwich Park coal

BHP Billiton-Mitsubishi Alliance (BMA) said it will stop production indefinitely at its Norwich Park coking-coal mine in Queensland, Australia, because the operation has been losing money for several months

BHP Billiton-Mitsubishi Alliance (BMA) said it will stop production indefinitely at its Norwich Park coking-coal mine in Queensland, Australia, because the operation has been losing money for several