Chemical Composition (% mass)

Physical Characteristics

Element

SEM

EDS

SiO2

57.96

52.51

Loss on ignition (%)

12.19

Al2O3

22.05

21.25

Density

1

Fe2O3

2.83

2.25

Granulometry (µm)

2 to 1

CaO

8.49

15.0

Capacity swelling Cg

8.27

Cl2O

1.138

1.25

pH for 10 g/L

10.7

MgO

2.37

2.37

Conductance (µS) for 0.5 g/L

66.4

Na2O

1.91

1.25

CEC (meq/g)

0.90

K2O

2.84

1.25

TiO2

0.12

2.50