By Ernest Scheyder HOUSTON, March 24 (Reuters) - Rio Tinto aims to open Arizona's Resolution Copper mine by the mid-2030s but may need to export some of its copper concentrate due to the challenging ...

LONDON (Reuters) -Metals analysts are cutting their estimates of global copper supplies for this year and next after an accident at the giant Grasberg mine dramatically tightened the outlook for the ...

HILLSBORO — The lonely block house sitting on a hillside beneath Animas Peak near the former Quintana copper mine in Sierra County does not look like a likely location for an imminent industrial boom.

LANSING, MI - Michigan lawmakers are trying a different route to secure funding for a controversial copper mine in the western Upper Peninsula after grant dollars did not get approved last year. A ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min A proposed copper mine east of ...

LONDON/BENGALURU, Oct 27 (Reuters) - Analysts have hiked their price forecasts for copper next year after a series of mine disruptions fuelled worries about shortages and market deficits, a Reuters ...

LONDON/BENGALURU (Reuters) -Analysts have hiked their price forecasts for copper next year after a series of mine disruptions fuelled worries about shortages and market deficits, a Reuters poll shows.