South Korea Imports from Sierra Leone of Niobium, Tantalum, Vanadium or Zirconium Ores and Concentrates was US$7 during 2010, according to the United Nations COMTRADE database on international trade. South Korea Imports from Sierra Leone of Niobium, Tantalum, Vanadium or Zirconium Ores and Concentrates - data, historical chart and statistics - was last updated on May of 2024.