Overview

One of the world's largest Cu-Au deposits. Transitioning from open pit to block cave.

Geological Context

Host Rock: Diorite porphyry (Pliocene)

Tectonic Setting: Island arc collision

Geological Province: Papua Fold Belt

Metallogenic Belt: Papua-New Guinea Mineral Belt

Operator: PT Freeport Indonesia

Mining Method: Open Pit

Production Start: 1972

Source: Freeport-McMoRan reports; Cooke et al. (2005)

Last Verified: 2026-01-15

References: