Swaziland Exports of siliceous fossil meals (kieselguhr ), similar siliceous earths to Mozambique was US$58 during 2016, according to the United Nations COMTRADE database on international trade. Swaziland Exports of siliceous fossil meals (kieselguhr ), similar siliceous earths to Mozambique - data, historical chart and statistics - was last updated on May of 2024.