Table 2 Reported soluble mass fraction...

Table 2

Reported soluble mass fraction of salt rock in Lop Nor Salt Lake and Qarhan Salt Lake

Salt lake	Source	Sample No.	Soluble mass fraction in salt rock sample (%)
Salt lake	Source	Sample No.	${C a}^{2 +}$	${M g}^{2 +}$	${N a}^{+}$	$K^{+}$	${N a}^{+} & K^{+}$	${C l}^{-}$	${S O_{4}}^{2 -}$	${C O_{3}}^{2 -}$	${H C O_{3}}^{-}$	Total soluble salt
Lop nor	Cheng, Liu, Wang, and Song (2023)	1	0.75	1.53	N/A	N/A	12.54	18.54	8.91	N/A	0.03	42.65
		2	0.27	1.25	N/A	N/A	18.82	29.69	4.68	N/A	0.02	54.25
		3	0.88	0.23	N/A	N/A	23.86	35.69	5.55	N/A	0.02	65.18
	Xi et al. (2022)	1	0.93	0.07	N/A	N/A	N/A	48.65	2.64	N/A	N/A	83.87
	Han, He, and Cui (2021)	Average	1.05	1.18	23.63	1.24	N/A	26.95	7.59	0.12	N/A	62.55
	Maimaitiaili (2020)	1	1.22	0.28	33.94	0.08	34.02	50.04	5.50	1.07	N/A	N/A
	Maimaitiaili (2020)	2	1.24	0.25	31.72	0.07	31.79	52.88	5.89	1.05	N/A	N/A
	Sun (2020)	1	1.25	1.48	23.63	1.40	25.03	26.95	7.73	0.32	N/A	68.73
		2	8.69	2.12	21.04	0.89	21.93	27.60	27.17	0.27	N/A	63.32
		3	5.96	1.51	24.46	0.91	25.37	26.10	11.96	0.44	N/A	75.59
	Xi (2020)	1	1.80	0.00	N/A	N/A	4.44	7.45	3.48	0.01	0.02	19.10
		2	1.39	0.07	N/A	N/A	9.36	14.02	4.20	0.01	0.01	30.09
		3	1.65	0.22	N/A	N/A	4.58	8.06	3.48	0.00	0.01	19.85
		4	0.75	0.01	N/A	N/A	2.58	4.08	1.70	0.00	0.02	10.03
		5	1.17	0.10	N/A	N/A	9.04	14.31	2.70	0.00	0.02	27.62
		6	1.32	0.12	N/A	N/A	13.91	22.02	2.88	0.00	0.01	42.69
		7	1.57	0.14	N/A	N/A	6.92	11.55	3.12	0.00	0.02	25.07
		8	1.15	0.04	N/A	N/A	9.95	15.65	2.52	0.00	0.01	29.72
	Zhou (2017)	N/A	0.709	0.213	N/A	N/A	14.701	26.75	0.32	0.001	0.012	16.33
	Zhou (2017)	N/A	∼1.832	∼2.053	N/A	N/A	∼34.223	∼50.81	∼5.52	∼0.013	∼0.024	∼90.30
	Zhou (2007)	1	0.87	1.41	N/A	N/A	14.70	26.75	2.23	N/A	0.02	51.83
		2	0.83	0.29	N/A	N/A	24.59	38.25	2.76	N/A	0.01	62.38
		3	0.99	2.05	N/A	N/A	15.71	29.89	2.94	N/A	0.02	53.77
		4	0.71	0.21	N/A	N/A	28.81	44.94	1.92	N/A	0.01	72.86
Qarhan	Wang, Xu, and Fang (2022)	1	0.35	2.70	18.28	1.88	20.16	37.75	0.75	0.03	0.03	61.77
	Sun (2020)	1	0.56	0.36	33.62	0.33	33.94	54.09	0.86	0.09	N/A	83.98
		2	0.39	0.55	35.97	0.11	36.08	57.08	0.54	0.10	N/A	94.35
		3	0.44	0.52	36.21	0.12	36.33	55.36	0.99	0.10	N/A	93.71
		4	0.52	0.60	34.51	0.07	34.58	57.42	0.45	0.10	N/A	93.58
	Wu et al. (2014)	1	0.89	2.90	10.00	1.50	11.50	26.00	2.10	0.04	0.00	N/A
	Liu, Zhang, and Wang (2013)	1	0.29	1.10	23.10	1.34	24.44	42.28	1.95	0.00	0.03	72.60
		2	0.27	1.21	23.85	1.39	25.24	41.87	1.98	0.00	0.03	71.80
		3	0.26	1.63	21.12	1.72	22.84	41.06	1.56	0.00	0.02	72.90
		4	0.51	1.67	21.63	1.10	22.73	40.42	1.15	0.02	0.02	70.90

Salt lake	Source	Sample No.	Soluble mass fraction in salt rock sample (%)
Salt lake	Source	Sample No.	${C a}^{2 +}$	${M g}^{2 +}$	${N a}^{+}$	$K^{+}$	${N a}^{+} & K^{+}$	${C l}^{-}$	${S O_{4}}^{2 -}$	${C O_{3}}^{2 -}$	${H C O_{3}}^{-}$	Total soluble salt
Lop nor	Cheng, Liu, Wang, and Song (2023)	1	0.75	1.53	N/A	N/A	12.54	18.54	8.91	N/A	0.03	42.65
		2	0.27	1.25	N/A	N/A	18.82	29.69	4.68	N/A	0.02	54.25
		3	0.88	0.23	N/A	N/A	23.86	35.69	5.55	N/A	0.02	65.18
	Xi et al. (2022)	1	0.93	0.07	N/A	N/A	N/A	48.65	2.64	N/A	N/A	83.87
	Han, He, and Cui (2021)	Average	1.05	1.18	23.63	1.24	N/A	26.95	7.59	0.12	N/A	62.55
	Maimaitiaili (2020)	1	1.22	0.28	33.94	0.08	34.02	50.04	5.50	1.07	N/A	N/A
	Maimaitiaili (2020)	2	1.24	0.25	31.72	0.07	31.79	52.88	5.89	1.05	N/A	N/A
	Sun (2020)	1	1.25	1.48	23.63	1.40	25.03	26.95	7.73	0.32	N/A	68.73
		2	8.69	2.12	21.04	0.89	21.93	27.60	27.17	0.27	N/A	63.32
		3	5.96	1.51	24.46	0.91	25.37	26.10	11.96	0.44	N/A	75.59
	Xi (2020)	1	1.80	0.00	N/A	N/A	4.44	7.45	3.48	0.01	0.02	19.10
		2	1.39	0.07	N/A	N/A	9.36	14.02	4.20	0.01	0.01	30.09
		3	1.65	0.22	N/A	N/A	4.58	8.06	3.48	0.00	0.01	19.85
		4	0.75	0.01	N/A	N/A	2.58	4.08	1.70	0.00	0.02	10.03
		5	1.17	0.10	N/A	N/A	9.04	14.31	2.70	0.00	0.02	27.62
		6	1.32	0.12	N/A	N/A	13.91	22.02	2.88	0.00	0.01	42.69
		7	1.57	0.14	N/A	N/A	6.92	11.55	3.12	0.00	0.02	25.07
		8	1.15	0.04	N/A	N/A	9.95	15.65	2.52	0.00	0.01	29.72
	Zhou (2017)	N/A	0.709	0.213	N/A	N/A	14.701	26.75	0.32	0.001	0.012	16.33
	Zhou (2017)	N/A	∼1.832	∼2.053	N/A	N/A	∼34.223	∼50.81	∼5.52	∼0.013	∼0.024	∼90.30
	Zhou (2007)	1	0.87	1.41	N/A	N/A	14.70	26.75	2.23	N/A	0.02	51.83
		2	0.83	0.29	N/A	N/A	24.59	38.25	2.76	N/A	0.01	62.38
		3	0.99	2.05	N/A	N/A	15.71	29.89	2.94	N/A	0.02	53.77
		4	0.71	0.21	N/A	N/A	28.81	44.94	1.92	N/A	0.01	72.86
Qarhan	Wang, Xu, and Fang (2022)	1	0.35	2.70	18.28	1.88	20.16	37.75	0.75	0.03	0.03	61.77
	Sun (2020)	1	0.56	0.36	33.62	0.33	33.94	54.09	0.86	0.09	N/A	83.98
		2	0.39	0.55	35.97	0.11	36.08	57.08	0.54	0.10	N/A	94.35
		3	0.44	0.52	36.21	0.12	36.33	55.36	0.99	0.10	N/A	93.71
		4	0.52	0.60	34.51	0.07	34.58	57.42	0.45	0.10	N/A	93.58
	Wu et al. (2014)	1	0.89	2.90	10.00	1.50	11.50	26.00	2.10	0.04	0.00	N/A
	Liu, Zhang, and Wang (2013)	1	0.29	1.10	23.10	1.34	24.44	42.28	1.95	0.00	0.03	72.60
		2	0.27	1.21	23.85	1.39	25.24	41.87	1.98	0.00	0.03	71.80
		3	0.26	1.63	21.12	1.72	22.84	41.06	1.56	0.00	0.02	72.90
		4	0.51	1.67	21.63	1.10	22.73	40.42	1.15	0.02	0.02	70.90

Source(s): Authors’ own work

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