Private company

Fundición Altonorte

Copper smelting plant in La Negra, Chile

Fundición Altonorte or Complejo Metalúrgico Altonorte is a copper smelter plant in La Negra, 25 km southeast of the city of Antofagasta in northern Chile. Owned by Glencore, it is classified as a "custom smelter" as it does not depend on ore concentrate from a particular mine nor does it lie next to one.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Fundición Altonorte or Complejo Metalúrgico Altonorte is a copper smelter plant in La Negra, 25 km southeast of the city of Antofagasta in northern Chile. Owned by Glencore, it is classified as a "custom smelter" as it does not depend on ore concentrate from a particular mine nor does it lie next to one.2

Sources

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