Spain Imports from India of Natural Barium Sulphate (Barytes), Natural Barium Carbonate (witherite) was US$374 during 2020, according to the United Nations COMTRADE database on international trade. Spain Imports from India of Natural Barium Sulphate (Barytes), Natural Barium Carbonate (witherite) - data, historical chart and statistics - was last updated on May of 2024.