Poland Exports of niobium, tantalum, vanadium or zirconium ores and concentrates to France was US$1.25 Thousand during 2006, according to the United Nations COMTRADE database on international trade. Poland Exports of niobium, tantalum, vanadium or zirconium ores and concentrates to France - data, historical chart and statistics - was last updated on June of 2024.