Traders have been bidding up copper prices especially those in New York, after U.S. President Donald Trump ordered a probe ...

Base metals were mixed, with copper still sitting higher on week as the potential imposition of U.S. tariffs continued to drive strong demand, RBC Capital Markets said.

The answer boils down to how various demand and supply-side factors shake out in coming years. Among the demand factors ...

In China, the Yangshan premium — a gauge on the additional cost for shipping in refined copper — has nearly doubled this month.

MORENCI, Ariz. — The night crew returned to the motel parking lot just after 7 a.m. and assembled the booze and the ashtrays on a wooden picnic table. Some of the traveling mine maintenance ...

Copper retains much of the luster that lent Arizona the unofficial nickname "Copper State," and is king in rural Greenlee County.

If copper isn’t Arizona’s king, it still looks to be a royal growth industry. Major new mines are in various stages of development or environmental haggling, all intended to exploit the metal ...

Copper (no moat): The majority of Rio’s current ... of overinvestment through the China commodities boom. However, Rio still faces the cyclicality of commodity prices, operating leverage ...