1960
Southern Peru Copper Corporation opened the Toquepala mine and Ilo smelter.
1961
Mission copper mine in Arizona started up.
1967
Mexican mines and plants reorganized as ASARCO Mexicana, S.A., and 51% interest sold to Mexican investors.
Southern Peru Copper Corporation opened the Toquepala mine and Ilo smelter.
Mission copper mine in Arizona started up.
Mexican mines and plants reorganized as ASARCO Mexicana, S.A., and 51% interest sold to Mexican investors.