China Imports from Niger of Siliceous Fossil Meals (Kieselguhr ), Similar Siliceous Earths was US$4.1 Thousand during 2011, according to the United Nations COMTRADE database on international trade. China Imports from Niger of Siliceous Fossil Meals (Kieselguhr ), Similar Siliceous Earths - data, historical chart and statistics - was last updated on June of 2024.