Canada's First Quantum said on Tuesday the final hearing for the Cobre Panama mine under the International Chamber of ...

Some mines are in unexpected locations, including a copper mine in Edison — opened in 1784 and last used in 1903 — that is not far from NJ Transit’s Metropark train station in Middlesex County.

First Quantum Minerals will not rush into a deal to sell a minority stake in its Zambian copper mines, CFO Ryan MacWilliam told analysts on Wednesday after the miner’s fourth-quarter results.

Two environmental groups and a pecan-farming company filed an appeal with state regulators asking them to revoke the air pollution permit issued Jan. 2 for the proposed Copper World mine south of ...