Near-Infrared Spectroscopic Study of Chlorite Minerals

Table 2

Mineral components of chlorite samples collected from two regions in this study.

Components/samples	MCG-011	WBG-006	WBG-012	WBG-016	XDT-013b	XDT-015	DDT-006	HL-001	HL-005	HL-013	HL-016	HL-023
	Nachtai region in Qinghai Province							Arjin region in Xinjiang Province
SiO2	45.75	48.76	47.56	44.26	52.7	52.34	49.58	62.15	39.29	50.71	46.96	49.26
Al2O3	12.7	12.01	13.86	7.47	16.08	13.23	7.32	14.52	19.81	15.43	16.49	18.43
FeO	14.72	11.21	12.24	8.73	7.47	4.94	3.38	7.16	15.06	10.02	12.41	11.07
MgO	3.68	6.65	4.3	8.62	9.76	11.78	12.55	10.3	2.38	7.1	5.99	6.94
Al/(Al + Si)	0.22	0.20	0.23	0.14	0.23	0.20	0.13	0.19	0.33	0.23	0.26	0.27
Fe/(Fe + Mg)	0.80	0.63	0.74	0.50	0.43	0.29	0.21	0.41	0.86	0.58	0.67	0.61