Mexico Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to Austria was US$9 during 2014, according to the United Nations COMTRADE database on international trade. Mexico Exports of clays, andalusite, kyanite, sillimanite, mullite, chamotte, dinas earths to Austria - data, historical chart and statistics - was last updated on May of 2024.