Senegal Exports of siliceous fossil meals (kieselguhr ), similar siliceous earths to Gambia was US$1.13 Thousand during 2019, according to the United Nations COMTRADE database on international trade. Senegal Exports of siliceous fossil meals (kieselguhr ), similar siliceous earths to Gambia - data, historical chart and statistics - was last updated on May of 2024.