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Columbite (Niobium) Ore

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Country: United States

City: MIAMI

When having questions on Columbite (Niobium) Ore, please send your inquury!

15/08/2018

500

Offer Description - Columbite (Niobium) Ore

Over 60% Nb2O5 and 4% Ta2O5, 20MT monthly.

Please serious inquiries only.

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