Innovative Methodology for Sulfur Release from Copper Tailings by the Oxidation Roasting Process

Table 3

Chemical composition of the roasted slag (wt. %).

Components	Fe2O3	SO3	SiO2	Al2O3	Na2O	ZnO	CaO	K2O	BaO	MgO	TiO2	CuO	P2O5	Co3O4	PbO	ZrO2	MnO	SrO	Rb2O	Total
Content	59.48	0.05	29.66	3.69	0.11	3.02	1.14	0.90	0.05	0.64	0.32	0.54	0.14	0.11	0.05	0.03	0.04	0.02	0.01	100%