Spain Exports of niobium, tantalum, vanadium or zirconium ores and concentrates to Ethiopia was US$5.84 Thousand during 2004, according to the United Nations COMTRADE database on international trade. Spain Exports of niobium, tantalum, vanadium or zirconium ores and concentrates to Ethiopia - data, historical chart and statistics - was last updated on May of 2024.