SHANGHAI, Aug. 18 (SMM) - BHP Billiton announced on Thursday it will spend $2.46 billion extending service life of Spence Copper Mine by over 50 years.
Kazakhstan Kaz Minerals Narrows Copper Output Target Range for 2017
Copper prices have reached highest from late 2014 due to optimism toward demand and tightening supplies.
Montana to Build $250 Mln Worth of Copper Mine Greenfield Project
Investment in the copper industry had decreased during 2015-2016 after copper price slumped.
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