Analysis of the Mineral Compositions of Lateritic Clay in Guangxi and their Influence

Table 7

Error analysis of calculation results by Bogue’s method.

Mineral compositions	XRF				Total chemical analysis
	S-1(Guilin)	S-2(Liuzhou)	S-3(Laibin)	S-4(Wuming)	S-4(Wuming)
SiO2	41.96	42.60	58.61	36.48	36.27
Al2O3	0	0	0	37.32	37.71
Al2O3 calculated from SiO2 content	—	—	—	38.91	38.93
SiO2 calculated from Al2O3 content	45.35	47.86	63.03	—	—
Difference	3.39	5.26	4.42	1.59	1.22