Most copper producers in Chile barely breaking even — mining group

[caption id="attachment_839330" align="alignleft" width="500"] Chile's Escondida, the world's largest copper-producing mine. (Image courtesy of BHP Billiton)[/caption] More than 18,600 km from Beijing, in copper-rich northern Chile, beleaguered miners are barely coping with the impact of China’s economic slowdown. The situation...