Tanzania Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to China was US$22 during 2025, according to the United Nations COMTRADE database on international trade. Tanzania Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to China - data, historical chart and statistics - was last updated on October of 2026.