We propose a formation model for the Batu Hijau porphyry Cu-Au deposit in which mostly barren quartz veins formed at high temperature (>400°C) in the central part of the system, while sulfide mineralization commences to form peripheral to this zone. ... Batu Hijau Deposit; Sumbawa Indonesia; Latitude & Longitude S09°00'00" - S08°49'60", …