Genesis of host rock in the Tamusu Mudstone pre-selected area in Northwest China for high-level radioactive waste geological disposal purposes

Xiang, Long; Liu, Xiaodong; Liu, Pinghui; Dai, Chaocheng; Jiang, Meixia

doi:10.1186/s00015-023-00434-3

Swiss Journal of Geosciences

Table 1 Main geochemical characteristics of the Tamusu hydrothermal-sedimentary rock

From: Genesis of host rock in the Tamusu Mudstone pre-selected area in Northwest China for high-level radioactive waste geological disposal purposes

NO	Depths/m	SiO₂	CaO	Al₂O₃	MgO	TFe₂O₃	K₂O	Na₂O	P₂O₅	TiO₂	LOI 1000	Ni	Co	Rb	Ba	Sr	V	Th	U	Sc	Zr	Cu
T41	381.82	40.44	8.70	14.48	5.55	6.26	2.66	4.71	0.14	0.60	15.26	33.40	19.7	122.00	375	650	134	13.60	11.20	13.80	80	45.90
T44	398.65	39.09	10.45	13.18	6.23	5.67	2.72	4.18	0.21	0.60	16.16	26.40	17.6	129.50	337	949	176	19.10	24.10	13.10	81	43.10
T52	427.17	32.58	14.80	10.66	7.62	5.25	2.27	3.37	0.13	0.49	21.85	22.60	14.4	103.00	325	1155	158	12.00	16.0	11.90	61	34.40
T55	440.08	33.97	13.60	11.01	7.68	4.77	2.49	3.49	0.50	0.47	19.91	26.60	14.2	122.00	188	1330	201	14.45	85.1	10.80	62	36.30
T58	451.71	40.19	7.56	14.80	5.53	6.46	2.23	5.63	0.11	0.62	16.01	27.80	18.5	119.50	276	539	153	10.85	8.40	15.40	62	42.40
T59	454.9	49.62	3.38	18.84	2.54	4.04	2.94	7.16	0.16	0.90	9.51	37.50	20.9	171.00	458	679	159	15.00	5.4	12.60	90	55.60
T60	458.11	27.17	18.40	8.03	9.76	3.64	2.08	2.54	0.63	0.34	26.00	18.70	11.7	98.30	159	1720	139	9.73	73.30	9.30	53	27.60
T61	461.9	38.75	8.27	14.42	5.80	6.49	2.28	5.40	0.09	0.59	17.24	24.50	15.7	122.50	282.0	739	156	10.40	6.8	15.20	63	41.40
T66	483.82	44.63	5.13	15.83	3.98	6.22	2.97	5.92	0.09	0.71	11.91	27.00	18.0	145.00	269	595	141	7.87	5.70	12.20	72	44.00
T70	496.75	44.18	5.19	16.75	4.10	3.92	2.74	6.77	0.10	0.70	14.13	19.20	12.6	136.50	265.0	526	131	8.03	5.9	11.40	70	36.90
T79	528.77	31.10	11.45	11.26	6.38	8.08	1.78	4.87	0.07	0.47	18.88	27.30	14.9	71.90	160	698	125	10.60	10.50	14.10	55	37.20
T83	543.18	35.00	11.00	12.80	5.64	4.89	1.82	5.60	0.05	0.54	21.42	9.60	11.1	80.70	211.0	714	166	5.78	3.68	18.20	56	39.00
T85	552.66	45.05	5.33	16.42	3.54	4.55	2.53	6.80	0.08	0.79	12.65	25.90	18.8	137.00	253.0	417	134	7.15	4.85	10.50	78	42.50
T86	556.76	23.72	19.25	6.60	10.90	2.88	1.65	2.49	0.13	0.30	29.21	15.40	8.6	53.70	117	1340	131	18.40	26.00	9.20	46	23.70
T99	594.94	42.29	6.48	14.87	3.92	5.69	2.19	6.54	0.04	0.60	14.01	22.10	13.7	71.50	166	474	77	10.85	2.94	9.80	57	27.90
T101	603.16	30.65	13.85	10.40	7.70	4.27	1.53	4.78	0.02	0.44	24.49	8.40	9.7	56.80	228	1140	116	3.09	3.80	11.60	45	26.20
T102	606.1	31.70	13.35	10.88	8.04	3.89	2.54	3.98	0.11	0.53	23.20	19.50	13.6	116.00	156	1320	107	12.10	14.30	12.30	44	28.70
T109	629.37	30.95	13.20	9.56	8.34	4.37	1.87	4.21	0.04	0.42	21.24	20.00	10.6	66.30	527.0	2740	123	5.91	14.65	8.50	41	28.90
T115	647.75	31.61	14.60	10.07	6.07	4.71	1.73	4.58	0.09	0.42	19.97	18.80	12.4	57.60	192	920	118	12.00	18.00	10.00	54	37.40
T116	652	21.93	18.20	6.10	11.45	4.16	1.53	2.58	0.11	0.25	27.38	18.90	9.9	47.20	272	2270	102	13.70	28.9	8.20	39	29.30
T117	655.3	18.80	19.55	5.72	13.60	2.57	1.22	2.60	0.02	0.22	32.13	12.40	7.5	35.60	83	1890	109	3.22	13.90	10.20	24	18.60
T123	682.93	33.65	10.80	11.59	7.61	5.66	2.68	4.14	0.02	0.54	18.26	18.10	13.5	119.00	228	1180	133	4.73	11.30	10.70	51	37.30
T127	696.93	32.27	12.55	9.91	8.44	4.77	3.47	3.14	0.02	0.41	19.26	20.60	11.5	132.50	706.0	1540	119	8.60	9.5	8.60	43	30.10
T128	700.37	36.31	10.60	10.68	7.89	4.33	2.87	3.26	0.04	0.55	20.09	23.10	13.3	137.00	224.0	1090	96	3.46	27.60	7.30	62	34.30
T133	719.2	26.06	15.88	8.04	10.40	4.19	2.33	2.80	0.29	0.39	24.06	22.90	12.4	70.90	101.0	1290	131	18.60	73.90	9.60	42	35.00
T134	720.78	28.20	14.45	8.89	8.12	4.70	2.10	3.58	0.11	0.39	24.54	17.40	12.2	63.30	156	910	105	16.85	27.00	10.10	41	33.90
T141	746.95	22.86	16.90	7.06	11.60	3.22	2.85	2.07	0.05	0.28	27.35	14.30	8.9	81.00	152	1730	111	3.67	16.65	8.80	53	29.30
T146	764.56	29.34	13.90	8.41	10.20	4.09	1.34	4.10	0.02	0.36	22.12	18.30	9.8	56.80	165	1230	72	2.24	6.34	6.80	42	27.50
T154	791.22	28.66	12.55	8.69	8.11	4.19	2.72	3.16	0.09	0.33	25.95	21.60	9.3	45.30	223.0	1180	82	5.86	12.10	6.00	40	31.50
T156	800.6	24.65	15.75	6.77	10.80	3.56	1.27	3.14	0.04	0.28	28.78	17.90	8.9	52.80	172.5	1090	93	3.36	7.0	7.80	37	22.30

NO	La	Ce	Pr	Nd	Sm	Eu	Gd	Tb	Dy	Ho	Er	Tm	Yb	Lu	∑REE	δEu	δCe	Dy/Sm	LREE/HREE	Sr/Ba	CIA	Sr/Cu	Rb/Sr	V/Ni	V/Ni + V	Ceanom	U/T
T41	34.8	72.7	7.14	25.9	4.85	0.93	4.14	0.61	3.60	0.70	1.87	0.26	1.66	0.27	159.43	0.62	1.05	0.74	11.16	1.73	54.52	14.16	0.19	4.01	0.80	0.0041	0.82
T44	38.2	76.1	7.83	28.0	5.06	0.93	4.04	0.62	3.44	0.72	2.13	0.30	1.88	0.28	169.53	0.61	1.01	0.68	11.64	2.82	54.33	22.02	0.14	6.67	0.87	− 0.0062	1.26
T52	31.8	65.7	6.60	23.8	4.32	0.87	3.76	0.54	3.16	0.61	1.79	0.23	1.44	0.23	144.85	0.65	1.04	0.73	11.32	3.55	54.19	33.58	0.09	6.99	0.87	− 0.0269	1.33
T55	29.5	56.6	5.90	21.7	4.09	0.77	3.61	0.57	3.29	0.73	2.13	0.32	2.24	0.35	131.80	0.60	0.98	0.80	8.95	7.09	53.76	36.64	0.09	7.56	0.88	− 0.0576	5.89
T58	37.9	76.0	7.88	28.3	5.22	1.04	4.56	0.64	3.62	0.68	1.77	0.26	1.62	0.23	169.72	0.64	1.01	0.69	11.68	1.95	52.32	12.71	0.22	5.50	0.85	− 0.0129	0.77
T59	45.8	87.6	9.22	32.9	6.15	1.10	4.78	0.68	3.89	0.73	1.99	0.28	1.69	0.26	197.07	0.60	0.97	0.63	12.78	1.48	59.27	12.21	0.25	4.24	0.81	− 0.0100	0.36
T60	19.0	37.0	3.98	14.2	2.65	0.54	2.31	0.32	2.12	0.44	1.42	0.23	1.83	0.32	86.36	0.65	0.98	0.80	8.61	10.82	52.86	62.32	0.06	7.43	0.88	− 0.1001	7.53
T61	42.3	84.6	8.57	30.8	5.60	1.05	4.84	0.67	3.84	0.73	1.89	0.27	1.60	0.25	187.01	0.60	1.01	0.69	12.27	2.62	52.44	17.85	0.17	6.37	0.86	0.0087	0.66
T66	44.5	88.6	8.84	30.6	5.36	1.00	4.46	0.61	3.30	0.63	1.75	0.24	1.42	0.21	191.52	0.61	1.02	0.62	14.18	2.21	53.57	13.52	0.24	5.22	0.84	0.0187	0.72
T70	31.2	63.4	6.71	24.5	4.59	0.92	3.77	0.55	3.00	0.61	1.62	0.22	1.50	0.23	142.82	0.66	1.01	0.65	11.42	1.98	53.83	14.25	0.26	6.82	0.87	0.0037	0.73
T79	31.9	69.0	7.28	28.6	5.21	1.06	4.72	0.68	4.00	0.73	1.96	0.27	1.66	0.25	157.32	0.64	1.05	0.77	10.02	4.38	49.43	18.76	0.10	4.58	0.82	0.0074	0.99
T83	34.3	70.6	6.98	26.1	5.84	1.11	5.26	0.70	3.80	0.72	1.81	0.25	1.55	0.23	159.25	0.60	1.04	0.65	10.12	3.38	49.57	18.31	0.11	17.29	0.95	0.0005	0.64
T85	48.7	91.5	8.92	30.1	5.41	0.88	3.83	0.46	2.41	0.44	1.17	0.17	1.05	0.16	195.20	0.56	0.98	0.45	19.14	1.65	53.29	9.81	0.33	5.17	0.84	− 0.0005	0.68
T86	19.6	41.4	4.64	17.7	3.74	0.67	3.35	0.48	2.86	0.57	1.63	0.25	1.58	0.25	98.72	0.57	1.01	0.76	8.00	11.45	49.89	56.54	0.04	8.51	0.89	− 0.0953	1.41
T99	69.9	135.3	14.00	47.9	6.85	1.01	3.75	0.43	2.01	0.39	1.01	0.15	0.95	0.15	283.80	0.55	0.98	0.29	31.10	2.86	49.65	16.99	0.15	3.48	0.78	0.0184	0.27
T101	26.1	51.4	5.56	18.6	3.24	0.55	2.41	0.38	1.96	0.39	0.99	0.15	0.99	0.17	112.89	0.58	0.98	0.60	14.17	5.00	48.39	43.51	0.05	13.81	0.93	− 0.0349	1.23
T102	29.4	58.2	6.11	22.3	4.49	0.79	3.95	0.58	3.24	0.59	1.62	0.22	1.34	0.20	133.03	0.56	0.99	0.72	10.33	8.49	50.89	45.99	0.09	5.49	0.85	− 0.0039	1.18
T109	53.2	88.5	8.49	24.1	3.43	0.56	2.35	0.33	2.11	0.39	1.17	0.16	1.16	0.18	186.13	0.57	0.91	0.62	22.71	5.20	48.16	94.81	0.02	6.15	0.86	− 0.0301	2.48
T115	24.0	52.2	5.95	22.1	4.64	0.86	4.00	0.57	3.13	0.62	1.64	0.23	1.46	0.23	121.63	0.60	1.02	0.67	9.24	4.80	48.04	24.60	0.06	6.28	0.86	− 0.0410	1.50
T116	21.5	45.4	5.07	18.2	3.67	0.73	3.00	0.46	2.70	0.57	1.52	0.23	1.43	0.20	104.68	0.65	1.01	0.74	9.35	8.35	47.69	77.47	0.02	5.40	0.84	− 0.0985	2.11
T117	13.0	27.3	2.67	9.2	1.61	0.28	1.48	0.23	1.30	0.28	0.88	0.13	0.83	0.13	59.32	0.55	1.06	0.81	10.28	22.66	47.12	101.61	0.02	8.79	0.90	− 0.0444	4.32
T123	25.6	50.5	5.30	18.1	3.71	0.72	3.14	0.44	2.51	0.48	1.34	0.19	1.21	0.19	113.43	0.63	0.99	0.68	10.94	5.18	51.40	31.64	0.10	7.35	0.88	− 0.0866	2.39
T127	40.1	77.5	7.85	25.4	4.37	0.77	3.10	0.48	2.58	0.51	1.48	0.19	1.18	0.16	165.67	0.61	0.99	0.59	16.11	2.18	50.41	51.16	0.09	5.78	0.85	− 0.0029	1.10
T128	15.6	30.8	3.17	10.8	2.06	0.43	1.65	0.27	1.73	0.35	0.90	0.13	0.88	0.13	68.90	0.69	1.00	0.84	10.41	4.87	53.21	31.78	0.13	4.16	0.81	− 0.1386	7.98
T133	28.6	59.7	6.57	23.5	4.29	0.97	4.03	0.59	3.37	0.63	1.79	0.27	1.55	0.22	136.08	0.70	1.01	0.79	9.93	12.77	50.34	36.86	0.05	5.72	0.85	0.0409	3.97
T134	23.0	50.3	5.70	21.0	4.28	0.84	3.69	0.53	2.99	0.58	1.51	0.21	1.31	0.20	116.14	0.63	1.03	0.70	9.54	5.83	48.98	26.84	0.07	6.03	0.86	0.0370	1.60
T141	12.5	26.1	2.79	9.9	1.89	0.36	1.65	0.24	1.47	0.32	0.90	0.14	0.89	0.14	59.29	0.61	1.02	0.78	9.31	11.42	50.25	59.04	0.05	7.76	0.89	− 0.2022	4.54
T146	31.8	62.5	6.60	22.3	3.46	0.68	2.75	0.34	2.03	0.43	1.16	0.17	1.06	0.17	135.45	0.65	0.99	0.59	15.70	7.48	46.85	44.73	0.05	3.93	0.80	− 0.0884	2.83
T154	21.9	44.1	4.55	17.1	3.14	0.61	2.54	0.36	2.03	0.39	1.05	0.16	1.09	0.16	99.18	0.64	1.01	0.65	11.75	5.29	49.01	37.46	0.04	3.80	0.79	− 0.0326	2.06
T156	19.3	38.9	3.79	13.3	2.21	0.42	1.70	0.25	1.41	0.29	0.84	0.14	1.01	0.16	83.72	0.64	1.03	0.64	13.43	6.32	47.28	48.88	0.05	5.20	0.84	− 0.0538	2.09

REE, Trace elements: μg/g; Main elements: %, tests completed in ALS Chemex (Guangzhou) Co Ltd; δEu = Eu_N/[(Sm_N + Gd_N)/2]; δCe = Ce_N/[(La_N + Pr_N)/2]

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