Iran Imports of niobium, tantalum, vanadium or zirconium ores and concentrates from Senegal was US$58.5 Thousand during 2017, according to the United Nations COMTRADE database on international trade. Iran Imports of niobium, tantalum, vanadium or zirconium ores and concentrates from Senegal - data, historical chart and statistics - was last updated on May of 2024.