Copper Waste

1 Jan 2019

Strike for Copper in Peru

Strike Peru Copper

Protestors blocked access roads to Las Bambas mine in Peru for over 100 days in 2019, curtailing copper production.

31 Dec 2018

Reserve Revision for Copper in Peru

Reserve Revision Peru Copper

Copper reserves were revised for Peru based on company data and government information.

31 Dec 2014

Reserve Revision for Copper in Peru

Reserve Revision Peru Copper

Peruvian copper reserves were revised upward based on new government information.

1 Jan 2008

Reserve Revision for Copper in Peru

Reserve Revision Peru Copper

Significant upward revision of Peruvian copper reserves announced in 2008, enlarging the reported reserve base.

Nov 1994

Mine Expansion for Copper in Peru

Mine Expansion Peru Copper

Magma Copper Co. committed $85 million to further develop the Tintaya Mine, enhancing its production potential.

Nov 1994

Ownership Change for Copper in Peru

Ownership Change Peru Copper

Magma Copper Co. bought 98.43% of Tintaya Mine, adding a 50,000‑t/yr copper operation to its portfolio.

May 1994

Ownership Change for Copper in Peru

Ownership Change Peru Copper

SPCC acquired Peru's government-owned Ilo refinery for $65 million, expanding its smelting footprint.

May 1994

Processing Expansion for Copper in Peru

Processing Expansion Peru Copper

SPCC embarked on a $445 million modernization of the Ilo refinery, upgrading its processing capability.