| Mining companies could follow Rio Tinto's troubles | ||
| January 22, 2013 | ||
| Road to Rio Tinto's mine in Michigan denied | ||
| January 7, 2013 | ||
| 79 miners evacuated from nickel mine in Australia | ||
| October 8, 2012 | ||
| Nickel mine to be in full production in 2012 | ||
| January 30, 2012 | ||
