Use of Sawing Waste from Zeolitic Tuffs in the Manufacture of Ceramics

Table 2

Chemical composition of Cab70 and LacBen (wt. %, XRFS).

	Cab70	LacBen
SiO2	53.71	65.63
TiO2	0.04	0.20
Al2O3	16.10	13.50
Fe2O3	4.01	1.06
MnO	0.02	0.01
MgO	1.01	1.04
CaO	4.01	2.49
Na2O	2.06	2.46
K2O	7.03	1.11
P2O5	0.01	tr.
LOI	12.00	12.50