Table 2 pXRF test results of jade and stone artifact samples from the Lianhe and Sanxingdui sites (wt.%)

Site	Artifact no.	Identification results	SiO₂	MgO	Al₂O₃	P₂O₅	K₂O	CaO	TiO₂	MnO	Fe₂O₃	Sum total
Lianhe site	LH-17	Serpentinite	61.24	23.00	6.13	0.30	0.81	0.59	0.14	0.11	7.69	100.00
	LH-18	Serpentinite	67.91	23.32	3.41	0.22	0.18	0.09	0.08	0.06	4.72	100.00
	LH-19	Serpentinite	58.32	25.07	4.75	0.69	0.22	0.39	0.07	1.25	9.23	100.00
	LH-20	Tremolite	75.72	12.60	1.36	0.16	0.07	9.64	0.03	0.05	0.37	100.00
	LH-21	Tremolite	66.99	17.35	1.61	0.19	0.06	13.43	0.05	0.03	0.28	100.00
	LH-22	Obsidian	95.69	0.55	2.37	0.31	0.30	0.23	0.12	0.03	0.41	100.00
	LH-23	Acid extrusive rock	94.14	0.62	3.33	0.42	0.46	0.61	0.13	0.01	0.27	100.00
Sanxingdui site	SXD-20	Serpentinite	48.23	28.37	4.79	0.05	0.04	1.40	0.07	0.24	16.81	100.00
	SXD-52	Serpentinite	54.45	28.19	5.89	0.33	0.04	0.69	0.09	0.25	10.07	100.00
	SXD-11	Serpentinite	56.08	24.01	6.66	0.29	0.04	1.47	0.81	0.23	10.41	100.00
	SXD-64	Serpentinite	59.01	30.91	1.41	0.45	0.10	0.16	0.02	0.07	7.85	100.00
	SXD-56	Serpentinite	59.96	29.67	2.49	0.16	0.15	0.08	0.03	0.05	7.39	100.00
	SXD-65	Serpentinite	60.73	30.83	1.95	0.15	0.10	0.56	0.01	0.04	5.63	100.00
	SXD-70	Serpentinite	60.20	27.53	2.25	0.17	0.02	0.75	0.04	0.20	8.86	100.00
	SXD-57	Talc serpentinite	62.63	26.62	2.91	0.20	0.02	0.58	0.04	0.06	6.93	100.00
	SXD-62	Serpentinite	64.08	26.50	2.34	0.17	0.22	0.65	0.06	0.06	5.91	100.00
	SXD-68	Serpentinite	64.88	24.74	4.86	0.20	0.41	0.34	0.09	0.06	4.43	100.00
	SXD-76	Serpentinite	65.56	23.32	7.29	0.31	0.40	0.28	0.08	0.05	2.71	100.00
	SXD-72	Tremolite	67.31	14.74	2.64	0.28	0.02	14.60	0.07	0.04	0.30	100.00
	SXD-79	Tremolite	66.67	15.88	1.65	0.00	0.01	15.14	0.03	0.12	0.47	100.00

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