Europe's mining sector was down 2.1%, with BHP Billiton (nyse: BBL - news - people ) diving by 6.3% and Rio Tinto (nyse: RTP - news - people ) giving back 5.0% in London.
It competes with the likes of the British-Australian giants Rio Tinto and BHP Billiton (nyse: BBL - news - people ), but following a 25% drop in the stock price since May, it trades at 8 times this year's expected earnings compared to 13 for BHP.