Table 2: XRD pattern list.

VisibleRef. codeScoreCompound nameDispl. [°2Th]Scale fac.Chem. formula

* 01-085-086546á-SiO20.0000.725SiO2
* 00-058-200228Dickite-2M10.0000.115Al2Si2O5(OH)4
* 01-075-375614Ilmenite0.0000.061 (Ni.5 Mg.5)TiO3
* 00-029-098915Merlinite0.0000.112K5Ca2(Al9 Si23..
* 00-058-203018Kaolinite-1Ad0.0000.113Al2Si2O5(OH)