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- Africa Niobium Concentrate Price on Nov 14,2008Nov 14, 2008
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- Africa Niobium Concentrate Price on Oct 10,2008Oct 10, 2008
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- Africa Niobium Concentrate Price on Sep 26,2008Sep 26, 2008
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- Africa Niobium Concentrate Price on Sep 19,2008Sep 19, 2008
- Africa Niobium Concentrate Price on Sep 17,2008Sep 17, 2008
- Africa Niobium Concentrate Price on Sep 12,2008Sep 12, 2008