(a) chalcopyrite and (b) pyrite distribution along an east-west cross-section through the Batu Hijau copper porphyry deposit in Indonesia(4); (c) Plan view map of the gradient array chargeability; (d) Chargeability section of a dipole-dipole IP survey across the deposit with drillhole sulfur results.
(a) chalcopyrite and (b) pyrite distribution along an east-west cross-section through the Batu Hijau copper porphyry deposit in Indonesia(4); (c) Plan view map of the gradient array chargeability; (d) Chargeability section of a dipole-dipole IP survey across the deposit with drillhole sulfur results.