Major Oxides (%)	Bulk sample SS	Silica sand samples
Major Oxides (%)	Bulk sample SS	SS1	SS2	SS3
SiO₂	98.51	98.35	98.49	98.41
TiO₂	0.09	0.11	0.08	0.09
Al₂O₃	0.73	0.73	0.69	0.83
Fe₂O₃	0.02	0.03	0.02	0.04
MgO	0.00	0.01	0.00	0.01
CaO	0.08	0.12	0.09	0.06
Na₂O	0.01	0.02	0.01	0.02
K₂O	0.02	0.01	0.02	0.01
MnO	0.01	0.01	0.01	0.01
P₂O₅	0.01	0.01	0.01	0.01
LOI	0.50	0.41	0.47	0.61
Total	99.99	99.81	99.89	100.12