Argil
Spec:SiO2: 66.6-69.8%Al2O3: 16.4-19.1%Fe2O3: 0.24-0.39%We are professional in field of nonmetal minerals and can also supply nonmetal minerals such as bentonite, feldspar, vermiculite, pumice, zeolite, Dolomite, maifanshi, peatmoss, calcite, silica stone etc.