Add Yahoo as a preferred source to see more of our stories on Google. The site, shown here, was originally excavated during the Soviet period and was relocated using hand draw maps from a 1964 book.

The firm said its Asarco unit was proceeding with plans to reopen and renovate its mothbolled Hayden smelter in Arizona and ...

At a laboratory in Newark, New Jersey, a gray liquid swirls vigorously inside a reactor the size of a small watermelon. Here, scientists with the mining technology startup Still Bright are using a ...

Copper smelting is an intricate high‐temperature process that converts copper concentrates into purer metallic copper through a series of chemical and thermal reactions. Central to modern smelting ...

BEIJING (Reuters) -China, the world's biggest copper smelter, is studying ways to strengthen regulation on the expansion of smelting capacity, a state news outlet said on Thursday, as record low ...

Copper smelting - a critical process in metal production - often generates slag, which contains valuable metals. This slag has historically been thrown away, causing harm to the environment and ...

HAMBURG, July 16 (Reuters) - Europe's largest copper smelter Aurubis , said on Friday it had stopped copper concentrate smelting at its main Hamburg plant after an accident at the plant late on ...

LONDON, April 22 (Reuters) - Spain's Atlantic Copper, part of Freeport McMoRan Copper & Gold Inc. , told Reuters on Tuesday spot market deals to smelt copper concentrate into metal had recently been ...

Buried deep in the south Georgia rolling hills, a tiny archaeological site has been rewriting history. Uncovered in the late 1950s, the Kvemo Bolnisi workshop was considered to be one of the ...