Hayden copper smelter modernization
Corpus Christi zinc smelter and refinery operations suspended indefinitely. Pima copper mine in Arizona acquired.
Ray copper mine and smelter purchased.
Anamax interest in Eisenhower mineral reserves acquired.
Encycle, Inc. started up waste treatment facility at Corpus Christi.
IMASA Group acquired. 49.9% interest acquired in copper mining business of Montana Resources, Inc. ASARCO announces decision to end involvement
in coal mining. ASARCO announces board approval to expand copper facilities at Mission and Ray mines and El Paso smelter.