Crystalline degree Morphology modifications
Sample Composition of crystalline phases Crystalline degree
[%]
R Specific surface area (BET)
[m2/g]
Micropores volume
(t-plot)
[cm3/g]
Average pores diameter [nm]
FACRw Quartz, SiO2, hexagonal (31.6%)
Graphite, hexagonal (4.83%)
Na/K Aluminosilicates /hydrate  (57.45%)
Hematite, Fe2O3, romboedric (5.65%),Mn3O4, tetragonal  (0.46%)
  38.5 - 4.09 0.004 27.2
ZCR40 Quartz, SiO2, hexagonal  (6,96%); Hematite, Fe2O3, romboedhric (2,41%
TiO2, monoclinic (1.27%)
Mn3O4, tetragonal (1.56%)
Aluminosilicates simple/hydratated de Na/K(87,8%)
58.50.1 0.07 54.09 0,003 17.98
Table 3: The characteristics of the raw fly ashes and of the zeolite material.