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OttawaRocks: Ore zone, schistose shale with Chalco and Au at Bulyanhulu gold mine, Tanzania (3)
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OttawaRocks: Processing plant at Bulyanhulu gold mine, Tanzania
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OttawaRocks: Underground at Bulyanhulu gold mine, Tanzania 2005 (1)
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OttawaRocks: Underground at Bulyanhulu gold mine, Tanzania 2005 (2)
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OttawaRocks: Welcome to Bulyanhulu gold mine, Tanzania