Extraction of Water Treatment Coagulant from Locally Abundant Kaolin Clays

Table 1

Chemical composition of kaolin.

Compound	Composition (wt.%)
Al2O3	20.34
CaO	2.29
Fe2O3	1.35
K2O	2.02
MgO	1.99
SiO2	58.02
TiO2	2.05
Mn2O3	0.01
Na2O	0.13
K2O	0.17
SO3	0.23
P2O5	0.45
LOI	10.95