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alamat pt almadani mandiri coal mining in papua new guinea

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alamat pt almadani mandiri coal mining in papua new guinea

As an undergraduate he worked as an underground tin miner for Rio Tinto England in 1976 and since graduating in 1979 has been involved in underground and open pit mining predominantly in South Africa Namibia Papua New Guinea Australia Thailand and Indonesia in several miners including gold copper uranium diamonds coal and talc

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