Table 3: Concentrations (wt %) of target compounds and elements in magnetic and non-magnetic concentrates of BA and FA.

–	BA 0.1-0.2 mm		FA >0.1 mm
	Non-magnetic	Magnetic	Non-magnetic	Magnetic
Na2O	0.20	0.22	0.29	0.28
MgO	1.12	1.59	1.47	1.45
Al2O3	24.45	21.38	25.65	25.56
SiO2	46.06	36.03	44.6	44.28
P2O5	0.186	0.120	0.350	0.353
K2O	1.89	1.27	1.65	1.60
CaO	13.18	4.05	10.77	10.58
TiO2	1.55	0.90	1.93	1.90
MnO	0.060	0.313	0.143	0.149
Fe2O3	2.98	28.59	5.62	6.28
SO3	5.60	1.37	4.01	3.77
As	0.0205	0.0145	0.0517	0.0575