Compound

SiO₂

Al₂O₃

Fe₂O₃

MgO

CaO

TiO₂

K₂O

Na₂O

LOI* (1050˚C)

Content (wt%)

44.62

38.23

1.62

0.27

0.96

0.24

1.87

0.65

11.56