ε65Cu ([65Cu/63Cusample/65Cu/63CuNIST-976− 1]* 10,000) in chalcopyrite from the 3
three igneous intrusions that make up the Grasberg Igneous Complex (GIC) and associated …

Abstract The 40Ar/39Ar ages of 10 magmatic and hydrothermal micas from the Grasberg
Igneous Complex range from 3.33±0.12 to 3.01±0.06 Ma. The ages of intrusive rocks and …

Abstract The Ertsberg-Grasberg district hosts two giant Cu-Au (±Mo)-rich porphyry and skarn-
hosted Cu systems that formed between 3.3 and 2.5 Ma. These Cu-Au systems are …

The Grasberg Cu–Au deposit is hosted within the Grasberg Igneous Complex (GIC), a
Pliocene volcanic and intrusive complex situated in the highlands of Irian Jaya, Indonesia …

Most of the Cenozoic tectonic evolution of the New Guinea region is the result of obliquely
convergent motion that led to an arc-continent collision between the Pacific and Australian …

The supergiant Grasberg porphyry deposit in Papua, Indonesia (5.26 Gt@ 0.61% Cu and
0.57 g/t Au, with no cutoff applied) is hosted by the Grasberg Igneous Complex that fills an …

The southwest Pacific is host to a number of mineralization styles, including numerous world-
class porphyry Cu-Au and epithermal Au-Ag deposits (Cooke et al., 2005; Garwin et al …

Abstract The Ertsberg Intrusion (EI) is located approximately 1.5 km southeast of the
Grasberg super-porphyry Cu-Au deposit (GIC), in the Gunung Bijih (Ertsberg) Mining District …

This Chapter is a review of the deeper, plutonic levels of convergent continental margins, the
shallow levels of which (volcanics and sediments deposited at the surface or in shallow …