Natural Enrichment of Trace Elements in Surface Horizons of Calcareous Soils (La Mancha, Spain)

Table 3

Major elements, from Na₂O to N (%), and trace element contents in each horizon. PPC = losses for calcination. Mean data ().

	P1HA		P1HC	P2HA		P2HC	P3HA		P3HC	P4HA		P4HC	P5HA		P5HC
Na2O	0.06	0.08	0.10	0.21	0.20	0.02	0.12	0.15	0.06	0.13	0.12	0.04	0.11	0.12	0.00
MgO	3.34	3.58	1.23	2.01	1.81	1.13	1.12	1.08	0.43	1.40	1.40	1.40	0.98	1.02	0.30
Al2O3	3.72	4.33	1.08	12.68	14.43	0.61	7.15	7.23	2.20	8.05	7.92	3.86	7.37	8.87	1.11
SiO2	15.27	17.92	12.97	55.53	60.46	2.62	23.39	24.37	5.43	29.47	21.12	11.72	20.76	24.18	2.70
P2O5	0.17	0.19	0.03	0.39	0.27	0.03	0.16	0.11	0.03	0.16	0.12	0.07	0.17	0.17	0.04
SO3	0.27	0.29	0.45	0.33	0.17	0.00	0.33	0.27	0.98	0.23	0.20	0.00	0.15	0.12	0.00
K2O	0.74	0.94	0.35	2.87	3.08	0.07	1.33	1.22	0.22	1.34	1.25	0.40	1.21	1.37	0.13
CaO	40.86	39.33	47.49	9.81	7.44	50.83	32.77	37.09	50.71	31.31	33.76	41.82	36.01	33.16	52.00
TiO2	0.18	0.22	0.07	0.73	0.84	0.04	0.35	0.35	0.11	0.42	0.47	0.23	0.37	0.47	0.07
MnO	0.00	0.02	0.20	0.08	0.08	0.00	0.03	0.00	0.00	0.05	0.03	0.02	0.05	0.05	0.00
Fe2O3	2.19	1.32	0.10	3.93	4.13	0.24	2.09	2.15	0.64	2.30	2.42	1.16	2.34	2.70	0.38
N	0.05	0.09	0.01	0.21	0.05	0.01	0.40	0.30	0.01	0.17	0.04	0.01	0.10	0.10	0.01
PPC	31.99	31.54	35.52	11.17	6.88	44.17	31.00	25.77	39.08	25.00	30.31	39.18	30.38	27.69	43.19
Sr	731.4	634.4	1034.6	165.0	135.2	1499.3	297.2	315.0	240.2	277.0	165.6	400.1	144.3	126.2	367.1
Ba	130.5	129.0	130.6	273.1	271.6	93.9	151.3	172.0	76.4	194.1	105.7	240.0	139.5	183.6	52.0
Zr	72.2	89.6	44.0	243.9	261.5	26.3	127.7	171.9	34.2	168.8	98.7	70.5	146.9	158.3	23.4
Cr	15.3	17.7	13.0	62.2	67.7	20.9	21.6	23.8	12.1	29.7	22.5	16.7	28.8	36.4	11.7
Ce	13.4	16.1	6.1	60.0	65.3	5.0	30.0	33.6	9.2	32.4	40.8	15.7	35.7	38.8	8.5
Rb	22.1	23.6	11.5	56.8	60.4	3.1	41.1	42.4	12.9	45.5	47.7	21.2	36.1	42.6	6.8
V	19.0	18.7	9.3	53.4	56.0	6.4	33.1	28.1	11.2	27.7	26.6	14.8	30.9	35.6	7.2
Zn	24.1	25.0	8.6	43.4	40.7	9.0	27.6	24.1	10.5	31.6	33.9	16.3	34.9	37.3	9.3
Ni	10.4	9.3	5.3	27.9	28.4	9.4	12.8	12.6	6.5	13.6	12.9	12.6	13.9	15.8	4.8
Pb	13.5	15.3	5.8	25.8	27.7	4.7	14.2	14.1	5.6	15.1	14.9	7.0	17.0	18.7	4.2
Nd	6.9	7.9	1.2	28.1	28.2	3.5	12.7	14.5	6.1	13.5	13.9	8.6	16.4	17.6	3.0
La	1.9	7.4	0.0	37.1	28.1	0.0	11.3	15.0	0.0	15.2	16.3	9.4	19.2	18.5	3.4
Y	6.7	6.9	2.9	15.4	17.4	1.2	10.4	12.3	4.5	12.5	14.7	6.4	13.7	15.8	3.0
Cu	10.8	12.9	6.1	15.4	13.3	7.3	8.4	9.9	3.9	12.5	13.0	8.1	11.2	12.4	6.6
As	10.1	9.0	12.8	9.7	11.3	9.9	12.4	15.6	13.1	14.2	16.3	10.6	14.4	13.1	3.8
Nb	6.6	6.8	5.2	12.3	12.8	4.9	8.5	9.0	5.5	9.5	9.7	7.0	9.0	10.1	5.1
Co	5.6	5.2	3.5	9.2	9.2	6.7	6.5	6.1	6.1	6.5	7.0	4.7	6.1	6.5	5.1
Ga	4.1	4.2	2.3	8.0	8.3	1.7	6.4	6.4	3.2	6.4	6.5	4.1	6.6	7.8	2.2
Th	2.0	2.8	0.0	9.5	9.7	0.0	6.6	7.2	2.7	7.4	7.7	3.4	6.7	8.3	2.1
Hf	2.7	3.5	2.7	7.9	7.5	1.5	2.7	5.6	0.0	4.7	5.8	3.2	3.9	3.7	2.0
Sc	1.5	1.5	0.0	9.9	9.4	0.0	5.9	4.9	0.0	4.6	3.5	0.0	3.9	6.1	0.0
U	0.3	0.7	0.0	2.2	2.2	0.0	1.2	1.7	1.5	2.2	2.5	1.2	2.3	2.1	0.7
W	0.8	0.3	0.0	1.4	2.9	0.0	2.1	0.9	0.2	1.5	1.3	1.5	0.7	0.9	0.2
Mo	1.3	0.9	1.3	0.3	0.5	1.5	0.8	1.0	1.2	1.2	1.1	1.0	0.8	1.0	0.9
Ta	1.0	1.2	1.7	2.4	2.0	0.0	0.8	1.4	0.0	1.8	1.5	0.0	0.9	0.0	1.2
Cs	0.0	0.0	0.0	4.2	2.6	0.0	2.7	1.9	0.0	0.0	0.9	1.1	0.5	1.5	0.0