Rio Tinto







US markets rise, May 24-28

The Dow Jones Industrial Average rose 0.94%% to finish the week at 34,529.45 and the S&P 500 advanced 1.16% to 4,204.11. Spot gold gained US$22.80 per oz., or 1.21%, to US$1,903.50…






Freeport -McMoRan's Morenci copper mine in Arizona in the present day. Credit: Freeport Arizona

World’s top 10 biggest copper mines

Copper, the highly conductive red metal vital to the manufacturing of products essential to the electrification of the world’s energy systems is also used in heating, cooling, electronics, power generation…


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