Sumatra Copper & Gold plc | Mining Business Media ...
2018-8-13 · Indonesian miner Sumatra Copper & Gold has suspended openpit mining at its Tembang project in southern Sumatra rather than risk losing money on a marginally profitable operation. Completion of the Berenai pit this month will leave Tembang with most openpit ore reserves in the lower-grade Asmar orebody. Grid power is due to reach Tembang this year, and SUM expects to resume in …