We would appreciate a long term business supply. Origine South AfricaPlease lets get more infors on your requirements, quantity and possibly pricing, if the quantites are large enough and long term basses, be sure to get the best price and working terms to meet your standard. Our Diatomite Lumpy earth are well refined and purity is guranteed. Below the specsSiO2% 80. 9Al2O3% 7. 53Fe2O3% 1. 93TiO2% 0. 33K2O% 0. 34Na2O% 0. 25CaO% 1. 66MgO% 0. 52MnO% 0. 02Loss of ignition% 6. 31Mass weight gr / cm2 1. 93