Table 2.

Results of XRF analysis of selected samples from Lampanah (L-7) and Anoi Itam (S-1). The chemical components mentioned and discussed specifically in the text (Si, Ca, and Fe) are shown in bold.

Sample	Chemical Component (mass%)
	Na	Mg	Al	Si	P	S	Cl	K	Ca	Ti	Cr	Mn	Fe	Ni	Zn	Zr	Sr	Rh	Rb	Ag	V
L-7 VFS	0.93	2.28	4.37	12.00	0.23	0.15	0.88	0.42	2.98	7.29	0.64	0.71	66.90	ND	0.08	0.23	ND	ND	ND	ND	ND
L-7 FS	1.10	4.78	4.88	19.30	0.37	0.07	0.86	0.45	7.30	5.68	0.14	0.74	54.20	ND	0.08	0.05	ND	ND	ND	ND	ND
L-7 MS	0.75	5.76	4.44	21.10	0.43	0.05	0.68	0.35	7.77	5.08	0.12	0.86	52.40	ND	0.08	0.04	0.03	ND	ND	ND	ND
L-7 CS	1.69	3.43	10.40	42.40	0.27	0.10	0.84	1.89	16.10	1.79	ND	0.55	20.30	ND	0.03	0.02	0.11	ND	0.03	0.08	ND
L-7 VCS	2.22	1.97	12.70	44.00	0.22	0.15	0.88	3.02	18.60	1.25	ND	0.33	14.00	ND	0.04	0.03	0.16	0.45	ND	ND	ND
L-7 B	0.96	4.99	6.38	25.60	0.37	0.06	0.49	0.66	9.61	4.63	0.11	0.79	45.20	0.03	0.06	0.06	ND	ND	ND	ND	ND
S-1 VFS	0.24	1.04	2.79	4.36	0.23	0.04	0.29	0.19	0.91	6.19	ND	0.62	82.50	ND	0.13	0.06	ND	ND	ND	ND	0.4
S-1 FS	0.23	2.32	2.53	6.57	0.32	0.03	0.29	0.17	1.36	6.46	ND	0.74	78.50	ND	0.10	ND	ND	ND	ND	ND	0.4
S-1 MS	0.54	8.65	4.66	29.80	0.34	0.03	0.11	0.43	4.25	2.64	ND	1.26	47.10	ND	0.09	ND	0.04	ND	ND	ND	ND
S-1 CS	1.26	4.97	10.30	44.70	0.22	0.10	0.10	2.57	8.01	0.85	ND	1.04	25.60	ND	0.07	0.02	0.09	ND	0.03	ND	ND
S-1 VCS	1.65	1.69	12.40	47.20	0.16	0.24	0.43	4.53	15.00	1.37	ND	0.31	14.70	ND	0.08	0.02	0.15	ND	0.06	ND	ND
S-1 B	0.55	4.24	4.14	15.20	0.29	0.03	0.53	0.34	2.84	4.95	ND	0.79	65.40	ND	0.09	0.03	ND	0.34	ND	ND	0.3

ND, not detected or less than 0.01%.