The Scientific World Journal

Research Article

Multivariate Analysis, Mass Balance Techniques, and Statistical Tests as Tools in Igneous Petrology: Application to the Sierra de las Cruces Volcanic Range (Mexican Volcanic Belt)

Table 6

Statistical parameters of major (%wt) and trace (ppm) element composition for the Sierra de las Cruces magmatic clusters.

(a)


Element	Northern SC sector ()
	N1 ()				N2 ()				N3 ()
		Min.	Max.	s		Min.	Max.	s		Min.	Max.	s

	57.6	52.77	60.38	4.2	65.1	63.25	67.19	1.5	69.0	67.94	69.98	0.8
	1.1	0.71	1.79	0.6	0.69	0.59	0.82	0.07	0.522	0.486	0.552	0.031
	16.5	15.38	18.46	1.7	16.2	15.54	16.83	0.5	15.9	15.11	16.49	0.5
	1.68	1.42	2.17	0.42	1.23	1.08	1.50	0.13	0.89	0.83	0.96	0.05
	5.1	4.05	7.23	1.8	3.08	2.70	3.76	0.33	2.22	2.08	2.39	0.11
	0.103	0.095	0.115	0.011	0.070	0.059	0.082	0.008	0.0574	0.053	0.060	0.0026
	6.7	6.23	7.19	0.5	2.5	1.15	4.17	0.8	1.11	0.698	1.577	0.30
	6.34	6.07	6.59	0.26	4.4	3.41	5.18	0.5	3.31	3.08	3.79	0.30
	3.3	2.58	3.66	0.6	4.28	4.09	4.53	0.13	4.37	4.20	4.48	0.11
	1.442	1.419	1.462	0.022	2.23	1.84	2.61	0.30	2.51	2.29	2.80	0.19
	0.164	0.143	0.207	0.037	0.193	0.151	0.292	0.036	0.1344	0.130	0.141	0.0043
La	14.0	12.3	16.2	2.0	20	13.6	34.8	6	19.8	15.1	23.6	3.2
Eu	1.26	1.03	1.65	0.34	1.32	1.04	2.15	0.32	1.07	0.91	1.25	0.12
Yb	1.90	1.60	2.20	0.30	1.76	1.26	2.70	0.40	1.52	1.16	1.70	0.22
Ba	344	329	358	15	500	414	571	60	530	472	578	50
Co	28	22	40	10	12.3	9.0	16.0	2.2	6.4	6.0	7.0	0.5
Cr	290	230	360	70	90	60	160	34	32	20	40	7
Hf	3.5	2.9	4.7	1.0	3.96	3.20	4.60	0.40	4.13	3.8	4.7	0.39
Sr	459	445	474	15	520	431	601	60	410	351	566	70
Th	2.87	2.80	3.00	0.12	5.3	3.6	6.7	1.2	6.0	3.4	8.2	1.4
U	1.03	0.90	1.10	0.12	2.10	1.40	2.60	0.44	2.4	1.10	3.00	0.6
V	160	123	216	50	92	75	109	10	60	52	73	7
Y	20.7	18	22	2.3	19	12	34	6	16.1	12.0	22.0	3.2
Zr	122	100	162	35	146	109	162	15	151	133	184	18

(b)


Element	Central SC sector ()
	C1 ()	C2 ()				C3 ()		C4 ()
	C1 ()		Min.	Max.	s	C3 ()		Min.	Max.	s

	58.329	65.1	63.76	67.30	1.9	61.338	64.2	63.61	65.16	0.5
	1.109	0.71	0.63	0.77	0.08	0.791	0.69	0.65	0.78	0.05
	17.043	16.3	15.89	16.84	0.5	17.400	16.46	15.99	17.10	0.40
	1.778	1.24	1.08	1.35	0.15	1.424	1.29	1.16	1.57	0.13
	5.079	3.11	2.70	3.36	0.36	4.068	3.23	2.90	3.91	0.33
	0.118	0.0783	0.0760	0.0810	0.0025	0.071	0.078	0.070	0.088	0.007
	3.663	2.2	1.51	3.06	0.8	3.918	3.0	2.31	3.61	0.5
	6.764	4.5	3.79	5.23	0.7	4.962	4.78	3.97	5.37	0.42
	4.290	4.35	4.27	4.49	0.12	4.270	4.36	4.16	4.62	0.17
	1.497	2.163	2.136	2.180	0.023	1.592	1.77	1.66	1.95	0.11
	0.329	0.21	0.16	0.24	0.05	0.165	0.157	0.141	0.165	0.009
La	26.8	26.0	23.6	27.7	2.2	11.1	14.3	12.1	19.1	2.3
Eu	2.09	1.68	1.45	2.12	0.38	1.10	1.07	0.99	1.34	0.12
Yb	2.30	1.87	1.60	2.10	0.25	1.50	1.48	1.30	1.70	0.16
Ba	507	550	485	602	60	309	400	364	447	29
Co	26	13.0	10.0	15.0	2.6	17	13.9	12.0	17.0	2.0
Hf	3.90	3.73	3.60	3.90	0.15	3.20	3.59	3.40	3.70	0.11
Sr	813	600	434	683	140	453	469	451	507	21
U	1.70	1.94	1.80	2.02	0.12	1.20	1.38	1.00	1.70	0.22
V	150	89	71	103	16	100	88	81	99	7
Y	24.0	19.7	17.0	21.0	2.3	14.0	15.6	13.0	20.0	2.2
Zr	138	137.7	137	139	1.2	114	131	123	138	6

(c)


Element	Southern and transition SC sectors ()
	ST1 ()				ST2 ()				ST3 ()
		Min.	Max.			Min.	Max.			Min.	Max.

	59.3	54.03	61.83	2.5	64.6	63.30	65.97	0.9	67.4	64.92	69.41	1.8
	1.09	0.84	1.56	0.23	0.72	0.63	0.92	0.09	0.61	0.54	0.66	0.05
	18.1	15.68	22.04	2.1	16.7	15.76	17.75	0.6	16.26	15.95	17.04	0.44
	1.59	1.11	2.10	0.28	1.28	1.11	1.44	0.12	1.03	0.86	1.17	0.13
	4.5	3.18	5.99	0.8	3.21	2.78	3.61	0.30	2.58	2.14	2.92	0.33
	0.105	0.079	0.138	0.018	0.071	0.052	0.088	0.014	0.054	0.022	0.079	0.021
	4.0	2.48	6.78	1.7	2.3	1.41	3.51	0.7	1.6	0.49	2.81	1.0
	5.6	2.96	7.51	1.4	4.53	4.04	5.11	0.39	3.9	3.23	4.87	0.7
	4.00	3.02	4.39	0.44	4.51	4.28	4.77	0.14	4.34	4.05	4.59	0.26
	1.33	0.78	2.01	0.43	1.84	1.63	2.09	0.15	2.19	1.94	2.35	0.15
	0.27	0.14	0.64	0.16	0.17	0.11	0.25	0.05	0.155	0.135	0.177	0.018
La	18	11.5	34.8	7	14.5	11.1	18.2	2.2	19.0	16.9	25.2	3.5
Eu	1.6	1.13	2.67	0.5	1.13	1.04	1.34	0.09	1.24	1.10	1.49	0.16
Yb	2.0	1.3	2.7	0.5	1.52	1.01	2.30	0.34	1.74	1.40	2.10	0.30
Ba	420	276	660	150	416	369	471	37	469	434	499	25
Co	19	10	29	5	12.9	10.0	20.0	3.3	8.8	5.0	12.0	2.9
Hf	4.2	3.4	5.4	0.7	3.68	3.30	4.10	0.24	3.90	3.60	4.20	0.28
Sr	500	303	763	130	474	416	533	40	410	364	495	50
U	1.04	0.60	1.32	0.28	1.50	0.80	2.00	0.34	2.0	1.5	3.1	0.6
V	110	39	150	33	83	59	96	12	69	51	84	12
Y	23	13.0	32.2	6	14.9	11.0	17.0	1.8	22	16	36	8
Zr	162	129	237	38	136	125	149	8	148	126	164	14