copper

Archaeologists have recovered thousands of clay-fired cooking balls and materials brought from faraway regions, such as quartz crystal from Arkansas, soapstone from the Atlanta area, and copper ornaments originating near the Great Lakes.

“Its own copper production in Chile is declining, its capex is rising—in part due to capital-intensive, longer-term copper projects—and its relative exposure to iron ore and met coal is rising.”

Australian resources giant BHP said Monday it had dropped a bid to take over British rival Anglo American that would have created the world's largest miner of copper.

In this process, copper oxide acts as an important catalyst in the electrochemical nitrate reduction reaction, a more environmentally friendly approach compared to the traditional Haber-Bosch method.

“This adds to the recent M&A surge in the copper space which we deem positive for the longer-term commodity price,” analyst Paul Kaner says.