Continuity in geochemistry and time of the Tertiary Bergell intrusion (Central Alps)

Swiss Journal of Geosciences

Table 3 LA-ICP-MS analyses of zircons from the dated samples

	K-fsp rich tonalite transition zone
	VRU 28-2	VRU 28-3	VRU 28-5	VRU 28-10	VRU 28-13	VRU 30-2	VRU 30-6	VRU 30-11	VRU 30-15	VRU 30-17
P	1837	855	1219	1241	2082	984	489	1057	366	143
Ti	3.96	5.28	4.69	6.49	6.03	2.48	3.73	4.80	6.36	1.94
V	–	0.39	0.24	0.30	0.90	0.18	0.21	2.13	0.54	0.17
Mn	6.78	5.94	9.24	14.92	24.38	7.30	3.66	10.56	8.38	–
Rb	0.16	0.17	0.24	1.33	0.39	0.28	0.38	0.23	0.59	0.18
Sr	1.38	1.57	2.42	2.21	6.35	1.13	1.34	2.39	0.64	0.24
Y	649	614	676	329	583	994	530	779	1036	797
Zr	391954	409865	383571	445895	472647	369336	392583	436427	425625	309469
Nb	2.49	2.90	2.27	2.79	2.64	4.21	3.45	5.79	5.43	4.94
La	2.35	3.56	5.94	7.16	12.28	1.63	2.51	4.78	0.63	0.08
Ce	20.78	22.78	27.72	25.39	37.47	25.94	24.68	33.50	24.49	25.25
Pr	0.83	1.17	1.60	2.02	3.67	0.49	0.61	1.29	0.28	0.06
Nd	3.54	4.20	6.62	7.99	13.98	3.39	2.72	6.12	2.25	0.83
Sm	2.75	2.40	3.52	2.26	4.14	2.75	1.74	2.19	3.04	1.30
Eu	0.83	0.71	1.06	0.43	1.03	0.91	0.58	0.67	1.07	0.70
Gd	11.62	10.49	12.88	6.53	14.68	15.54	8.31	9.12	16.84	10.59
Tb	3.73	3.23	4.11	2.08	4.51	5.24	2.87	3.45	5.80	4.02
Dy	46.41	43.29	52.12	23.55	44.87	70.89	40.27	46.85	80.19	49.64
Ho	19.65	18.45	20.77	9.88	19.80	29.81	16.37	20.85	29.35	22.67
Er	103.11	102.38	108.40	58.66	113.23	163.90	91.24	122.97	181.69	112.83
Tm	22.90	22.43	24.98	13.87	25.01	38.55	20.24	30.35	39.18	30.31
Yb	278.3	263.4	284.9	151.0	254.8	428.2	226.3	367.7	445.3	324.7
Lu	61.67	57.32	60.28	33.75	53.92	94.51	47.92	82.84	90.67	82.59
Hf	7933	8764	8332	11042	10525	9315	9293	13105	12484	8042
Ta	0.93	1.10	1.01	1.32	0.79	2.29	1.81	3.49	2.73	2.40
Pb	11.86	10.35	12.90	9.92	8.97	34.91	18.72	36.51	18.70	24.11
Th	304.68	260.26	305.73	177.33	234.24	483.14	418.34	401.81	442.80	402.59
U	553.11	464.03	615.88	493.79	424.24	1635.17	892.47	1823.05	1029.74	850.72

	Granodiorite transition zone
	VRU 29-1	VRU 29-4	VRU 29-6	VRU 29-8	VRU 29-12	VRU 40-1	VRU 40-5	VRU 40-10	VRU 40-11	VRU 40-13
P	606	653	317	208	415	1546	142	169	611	388
Ti	10.92	6.76	4.06	1.92	16.97	97.91	4.01	4.19	2.06	3.59
V	2.02	0.51	0.41	0.19	2.99	8.88	0.22	–	0.53	0.27
Mn	0.80	2.64	0.32	0.27	6.55	22.83	0.26	0.28	2.00	1.92
Rb	1.23	0.29	0.38	0.26	0.32	0.65	0.15	0.13	0.22	0.16
Sr	0.77	0.37	0.45	0.33	0.71	2.34	0.20	0.15	0.56	0.65
Y	5577	783	1184	955	1133	1215	647	496	923	670
Zr	372764	329433	396616	375106	404154	438356	413209	415989	373090	383530
Nb	22.83	7.03	7.58	8.14	10.25	7.23	3.57	2.45	5.17	4.48
La	0.34	10.16	0.31	0.10	0.82	4.14	0.05	0.02	0.71	1.01
Ce	147.51	47.30	24.97	25.05	35.64	45.77	15.97	13.75	23.62	27.08
Pr	2.79	3.84	0.16	0.04	0.24	1.50	0.03	0.04	0.41	0.27
Nd	37.49	9.87	1.28	0.57	1.52	8.01	0.48	0.49	2.41	1.73
Sm	59.60	2.97	3.40	2.07	2.25	4.89	1.07	1.31	2.91	1.80
Eu	22.38	0.64	0.74	0.54	0.78	1.55	0.54	0.33	0.79	0.56
Gd	220.86	11.80	18.74	12.79	16.74	20.58	6.84	6.09	14.99	10.25
Tb	58.31	4.33	7.55	5.43	6.68	7.35	2.68	2.13	5.34	3.63
Dy	631.79	59.75	96.92	72.27	81.71	97.98	37.46	29.56	71.30	46.76
Ho	201.17	23.59	37.74	29.90	37.12	37.03	15.25	12.78	31.68	18.82
Er	843.04	126.48	187.41	150.18	198.65	186.24	87.76	67.31	148.67	108.12
Tm	147.16	26.70	43.04	35.38	44.25	43.07	21.34	17.60	32.37	24.49
Yb	1419.5	330.1	450.1	378.1	459.0	491.1	291.7	246.4	349.9	284.4
Lu	248.26	52.23	86.46	78.59	101.73	99.52	56.11	39.49	71.46	58.12
Hf	7573	8956	10470	10157	10434	9349	8814	9285	9609	9573
Ta	6.33	3.36	4.46	4.91	5.09	3.72	1.52	1.31	3.02	2.23
Pb	91.81	73.11	43.10	35.00	36.57	32.89	12.44	8.88	25.22	24.87
Th	3395.39	207.50	480.62	413.67	514.46	737.57	241.41	214.83	429.27	600.83
U	4595.77	1315.51	2104.88	1681.28	1651.08	1673.83	640.03	509.02	1219.71	1206.21