Italy Exports of niobium, tantalum, vanadium or zirconium ores and concentrates to Oman was US$185.75 Thousand during 2012, according to the United Nations COMTRADE database on international trade. Italy Exports of niobium, tantalum, vanadium or zirconium ores and concentrates to Oman - data, historical chart and statistics - was last updated on May of 2024.