Brazil Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to Qatar was US$816 during 2022, according to the United Nations COMTRADE database on international trade. Brazil Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to Qatar - data, historical chart and statistics - was last updated on May of 2024.