Mega Trade Co. For Import And Export is based in Egypt and lists three mineral products on Global Trade Plaza: Gypsum Rocks, Silica Sand, and Rock Salt. The gypsum is described as Egyptian Gypsum Raw with CaSO4·2H2O at 97.43%, SO3 at 45.38%, CaO at 31.7%, loss on ignition at 22.05%, and whiteness above 92%. The silica sand shows SiO2 at 99.6%, Fe2O3 at 0.012%, Al2O3 at 0.15%, MgO at 0.003%, moisture at 0.02%, and loss on ignition at 0.18%. The rock salt is specified with sodium chloride purity at 98.03%, moisture at 0.39%, water insoluble matter at 0.61%, SO4 at 0.88%, Ca at 0.3%, Mg at 0.05%, CaSO4 at 1.02%, MgSO4 at 0.2%, and MgCl2 at 0.04%. Buyers can send an enquiry through Global Trade Plaza.