Turkey Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to Niger was US$427 during 2020, according to the United Nations COMTRADE database on international trade. Turkey Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to Niger - data, historical chart and statistics - was last updated on June of 2024.