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Ernest Henry

Location

Near Cloncurry, Queensland, Australia

Ownership

Xstrata plc - 100%

Geology

Breccia ore deposit in Proterozoic volcanic host rocks

Mineral types

Native copper, bornite, chalcopyrite, gold

Reserves

48Mt proven reserves

Annual production

129,000t copper and 167,200oz gold (2005)

Mining method

Truck-and-shovel open pit

Recovery method

Conventional flotation concentrator

Employment

233 employees, 165 contractors

Open pit

P&H electric mining shovel, Liebherr hydraulic mining shovel, Komatsu 830E haul trucks

Concentrator

Wemco and Outokumpu flotation cells, Eimco thickeners, Larox concentrate pressure filter and hydraulic shovels, SAG mill, pressure filter

Contractors

Development mining - Thiess Contractors
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