Peru calms interventionist fears with plan to tap copper riches

The causes that prompted a rock to fall down at the Pilar Norte mine are under investigation.

Buenaventura said that it was forced to fire some workers because gold and silver reserves at Orcopampa have gone down and so has production.

Inmarsat has committed to providing the state government with a smart monitoring solution which is based on IoT and satellite technology.

Vale said the Sul Superior dam, located just 1.5 km from the mine, remains intact and that it continues to be monitored 24/7 via radar, drones and a robotic station capable of detecting the slightest movements.

Benchmark copper prices on the London Metal Exchange, trading at around $5,850 a tonne, have tumbled nearly 9% this month.

Investors worry a referendum on mining in Imbabura, the province in which its flagship Cascabel copper-gold project is located, could jeopardize the mine's future.

While differences between the men are glaring -- Musk wants his electric cars to break the world’s fossil fuel addiction -- the sudden downfall of Batista’s oil company offers a cautionary tale for Tesla investors.

The dispute at Penasquito, Mexico's largest gold and silver mine, has led to losses for public coffers and the firm, as well as lost pay for workers and contractors.

The Catalao mine was not in operation for two months as the company worked to bring its mine tailings dam into compliance with new Brazilian regulation.