copper

Peru environmental watchdog rules out tailings spill at Southern Copper mine

Peru’s environmental regulator OEFA has concluded that mining waste from the company’s Cuajone mine did not spill into a river during heavy rains last week.

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Barrick posts $1.2-billion quarterly loss, sees cost rising this year

Company pinned the cost increases partly on mining ending at its low-cost Cortez Hills open pit in Nevada in the first half of the year, but noted it expected to reverse the trend over the next two to three years.

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Teck misses Q4 profit estimates on lower copper, zinc and oil prices

Canada’s largest diversified miner saw its quarterly profit drop 41.5 % from the year earlier, amid lower prices for copper, zinc and oil.

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Cost parity by ‘early 2020s’ will be electric vehicle tipping point

Improving battery technologies will mean that even long-haul trucks could be economically electrified during the second half of the next decade.

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Bougainville’s $58B gold-copper mine safe for now as Mining Act changes rejected

The autonomous Papua New Guinea region of Bougainville has rejected controversial changes to its mining law, said to be aimed at letting a new company extract the island’s riches.

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