Belgium Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to Guinea was US$652 during 2022, according to the United Nations COMTRADE database on international trade. Belgium Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to Guinea - data, historical chart and statistics - was last updated on May of 2024.