Batu Hijau Copper-Gold Mine

Specifications - Batu Hijau Copper-Gold Mine, Indonesia


Key Data
Producer ofCopper and gold
LocationSumbawa Island, Indonesia
OwnershipPT Newmont ( 45%), Nusa Tenggara Mining Corp. (35%), PT Pukuafu Indah (20%)
Geology typeGold-rich porphyry copper
Mineral typeCopper sulphides with gold
Reserve base1,011Mt at 0.48% Cu and 0.37g/t Au (2004)
Annual productionAnnual production 325,500t Cu, 719,000oz Au (2005)
Mining methodOpen pit
Processing methodCrushing, grinding and flotation
Employment4,175
Key equipmentBoart Longyear drilling equipment
 P&H mining shovels
 Caterpillar haul trucks
 Svedala SAG mills
 Wemco-Baker Process flotation cells
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