Average Analysis of China clay B.N. grade
	Silica		SiO2		44.89%
	Alumina		Al2O3		39.17%
	Ferric Oxide		Fe2O3		2.30%
	Titanium		TiO2		0.50%
	Manganes Oxide		MnO		Nil
	Calcium Oxide		CaO		Nil
	Magnesium Oxide		MgO		0.13%
	Free water		H2O		1.02
	Combined water		H2O		12.88
	Alkalia(Balance)		K2O+Na2		0.10%
	Whitness				85%
	Fineness				200 mesh
Average Analysis of Calcium Carbonate Heavy
	Silica		SiO2		0.63%
	Ferric Oxide		Fe2O3		0.54%
	Alumina		Al2O3		0.45%
	Calcium Oxide		CaO		54.98%
	Magnesium Oxide		MgO		0.45%
	Carbon Dioxide		CO2		43.97
	Calcium Carbonate		CaCo3		90/95%
	Mesh				250/300 mesh