Pemanfaatan Hasil Isolasi Silika Lempung Alam Desa Gema Dengan Metode Alkali …

Natural clay is an abundant mineral resource in Indonesia. Natural clays have different mineral contents. Natural clay in Gema Village contains high silicon dioxide (SiO₂). This study utilizes the isolation of natural clay silica through the alkali fusion method. The alkali fusion method is used to obtain high purity silica. This process uses HCl 2 M, 6 M and NaOH 3 M to minimize existing imp…