Geochemistry, Paragenesis, and Wall-Rock Alteration of the Qatruyeh Iron Deposits, Southwest of Iran: Implications for a Hydrothermal-Metasomatic Genetic Model

Table 4

Chemical compositions of Qatruyeh iron oxides.

(a)

Field number	SiO2	TiO2	MnO	P2O5	Al2O3	Fe2O3	MgO	CaO	Na2O	K2O	L.O.I	Ba	Co	Cr	Cs	Cu	F	Cl
H1	37.00	0.03	0.14	0.18	0.49	55.00	0.52	0.12	0.02	0.98	3.67	9.57	68.30	55.31	2.96	0.45	33.00	21.00
H2	48.00	0.02	0.31	0.18	0.38	45.60	0.52	0.24	0.04	0.85	3.20	11.14	51.92	23.95	7.72	8.95	24.00	14.00
H3	48.00	0.02	0.80	0.13	0.38	43.30	0.14	0.66	0.11	0.92	3.90	117.37	69.44	35.96	0.08	13.22	42.00	5.00
MM1	5.00	0.09	0.32	0.10	0.52	88.30	0.80	0.71	0.13	0.24	1.20	19.52	114.00	207.00	4.90	50.00	55.00	78.00
MM2	23.00	0.11	0.16	0.20	1.00	70.70	0.35	0.18	0.12	0.22	2.42	15.19	142.00	334.00	7.63	12.00	42.00	55.00
MM3	14.00	0.23	0.33	0.30	0.50	75.99	0.39	0.35	0.15	0.22	3.60	34.60	133.00	237.00	4.92	17.00	11.00	4.00
MM4	8.00	0.17	0.04	0.20	0.20	86.00	0.60	0.48	0.14	0.28	1.67	51.98	107.00	233.00	7.72	13.00	24.00	19.00
MM5	26.00	1.08	0.10	0.20	3.25	63.10	0.42	2.54	0.19	0.43	0.96	208.67	63.49	52.59	9.01	29.55	25.00	2.00
MM6	15.00	0.20	0.41	0.10	0.10	75.50	0.80	0.90	0.13	0.39	3.99	5.70	122.00	7.50	0.03	23.00	37.00	19.00
MM7	12.20	0.30	0.50	0.10	0.20	82.80	0.30	0.18	0.11	0.32	2.40	8.00	94.20	7.50	0.04	43.00	nd	nd
MM8	8.00	0.10	0.32	0.30	0.40	86.70	0.39	0.50	0.15	0.22	2.50	353.00	103.00	7.50	0.04	37.00	37.00	19.00
LM1	42.00	0.06	0.68	0.34	2.50	41.40	0.24	4.85	0.44	0.74	5.30	405.30	48.27	298.00	1.76	373.40	72.00	252.00
LM2	44.00	0.04	0.73	0.32	2.10	40.40	0.74	4.18	0.39	0.37	5.76	81.83	42.00	280.00	1.52	110.20	38.00	226.00
LM3	38.00	0.06	0.77	0.26	1.39	50.10	0.42	2.92	0.31	0.37	4.66	49.68	59.00	344.00	3.08	295.30	53.00	311.00
LM4	21.00	0.08	0.53	0.11	1.30	60.20	0.63	5.51	0.50	0.79	4.30	203.12	78.00	317.00	1.24	273.00	24.00	221.00
LM5	17.00	0.08	0.58	0.40	1.50	65.99	1.40	7.60	0.55	0.63	3.25	65.90	67.00	442.00	2.33	363.00	17.00	334.00
LM6	29.00	0.08	0.60	0.30	1.80	53.00	0.99	4.60	0.47	0.73	5.66	88.89	59.63	359.59	1.18	232.00	24.00	286.00
LM7	38.00	0.08	0.05	0.33	2.20	48.99	1.20	0.24	0.64	0.59	5.40	54.97	50.38	355.91	1.98	79.00	2.00	153.00
LM8	32.00	0.08	0.95	0.29	1.50	54.99	0.64	0.86	0.49	0.60	4.45	254.20	64.00	357.63	2.12	121.00	21.00	342.00
LM9	42.30	0.05	0.73	0.40	2.30	43.40	0.54	2.60	0.59	0.62	4.23	357.00	93.80	420.00	1.24	343.00	14.00	278.00
LM10	41.20	0.08	0.76	0.39	1.24	44.40	0.40	3.21	0.57	0.79	3.98	63.30	83.20	477.50	2.33	84.00	32.00	359.00
LM11	37.30	0.07	0.55	0.32	1.52	49.10	0.52	5.24	0.69	0.69	3.21	37.30	88.20	497.50	1.18	244.00	48.00	169.00

(b)

Field number	La	Ce	Pr	Nd	Sm	Eu	Gd	Tb	Dy	Ho	Er	Tm	Yb	Lu	REE	(La/Lu)N	(La/Sm)N	(Gd/Lu)N	[Eu]/[Eu*]	[Ce]/[Ce*]
H1	1.13	0.90	0.73	0.70	0.15	0.08	0.05	0.03	1.03	0.01	0.03	0.01	0.06	0.01	4.91	11.29	4.31	0.65	2.85	0.22
H2	1.12	0.77	0.99	0.74	0.08	0.09	0.09	0.05	0.38	0.01	0.04	0.01	0.03	0.01	4.39	11.19	8.02	1.17	3.27	0.16
H3	1.22	0.82	0.83	0.94	0.08	0.08	0.06	0.04	1.05	0.02	0.03	0.04	0.06	0.01	5.27	12.27	8.75	0.78	3.56	0.18
MM1	0.92	0.33	0.21	0.40	0.24	0.03	0.73	0.08	0.72	0.07	0.3	0.04	0.4	0.04	4.51	2.29	2.19	2.38	0.22	0.16
MM6	0.48	0.52	0.14	0.38	0.15	0.02	0.98	0.12	0.50	0.05	0.4	0.07	0.23	0.03	3.99	1.63	1.83	4.26	0.16	0.44
MM7	0.64	0.40	0.07	0.30	0.13	0.05	0.56	0.08	0.50	0.09	0.3	0.05	0.30	0.02	3.48	3.25	2.82	3.66	0.57	0.42
MM8	0.74	0.90	0.07	0.40	0.18	0.02	0.92	0.07	0.80	0.04	0.4	0.04	0.32	0.03	4.93	2.46	2.36	4.01	0.15	0.88
LM1	12.00	12.69	0.99	2.46	2.10	0.12	2.80	nd	nd	0.20	1.64	nd	0.66	0.22	35.88	5.45	3.28	1.66	0.15	0.82
LM2	10.88	20.93	1.20	2.87	1.64	0.08	2.03	nd	nd	0.22	1.48	nd	0.67	0.15	42.15	7.25	3.80	1.76	0.13	1.28
LM3	11.85	16.30	1.00	5.94	1.28	0.50	2.09	nd	nd	0.10	2.68	nd	0.62	0.29	42.64	4.09	5.31	0.94	0.94	1.05
LM9	10.20	19.40	2.42	9.60	1.95	0.51	2.04	0.35	0.92	0.31	1.71	0.12	0.75	0.12	50.40	8.49	3.84	2.22	0.78	0.87
LM10	6.00	9.50	1.00	3.90	0.88	0.17	1.02	0.20	0.55	0.17	0.80	0.06	0.64	0.09	24.98	6.68	3.91	1.48	0.55	0.86
LM11	5.10	6.30	0.79	3.10	0.65	0.11	0.95	0.19	0.51	0.16	0.89	0.04	0.40	0.08	19.27	6.38	4.50	1.55	0.43	0.69

(c)

Field number	Hf	Nb	Ni	Pb	Rb	S	Sb	Sc	Sr	Ta	Th	U	V	Y	Zn	Zr
H1	21.24	3.59	138.51	114.82	0.60	390.82	0.32	1.54	11.01	24.13	258.81	84.67	11.78	0.75	177.78	775.35
H2	20.48	3.08	121.90	73.94	0.60	25.68	0.28	1.15	13.71	19.15	211.91	89.50	3.71	1.88	172.49	686.05
H3	14.48	0.75	77.04	99.04	0.60	173.58	0.68	0.60	33.43	18.19	210.53	85.97	6.75	0.73	413.49	560.11
MM1	1.37	0.79	61.00	12.00	1.83	0.32	0.42	2.16	64.00	21.41	198.86	0.30	73.02	0.68	128.00	986.23
MM2	2.15	2.34	84.00	18.00	0.20	0.12	0.37	0.30	11.00	10.18	209.32	1.55	15.60	0.78	272.00	867.12
MM3	0.20	8.34	62.00	14.00	0.25	nd	0.48	0.64	24.00	17.86	111.24	3.83	13.65	0.33	147.00	457.27
MM4	0.22	33.50	29.00	15.00	0.87	nd	0.65	0.23	13.00	22.40	98.65	77.30	14.23	1.23	102.00	772.54
MM5	21.37	48.39	59.66	94.01	11.68	0.75	0.67	13.12	49.21	27.18	289.44	115.95	93.90	32.41	188.90	1050.08
MM6	0.15	0.15	33.75	6.00	0.20	Nd	Nd	4.76	12.90	0.08	0.65	0.30	14.00	0.60	75.00	952.16
MM7	0.15	0.15	45.50	3.75	0.15	0.72	Nd	7.93	16.20	0.08	0.38	4.75	3.75	0.80	157.00	793.45
MM8	0.15	0.15	39.00	30.00	0.30	0.98	Nd	0.32	43.80	0.08	0.19	2.23	23.00	5.20	36.00	568.87
LM1	18.45	0.75	80.00	320.57	26.29	53.51	1.01	5.12	82.00	18.39	190.10	61.40	23.68	6.33	115.00	645.96
LM2	17.41	0.75	69.00	85.00	12.60	0.75	0.77	2.16	46.00	16.95	186.50	58.80	18.28	4.45	111.00	613.99
LM3	18.69	7.48	85.00	166.63	9.01	89.34	0.52	6.35	52.00	19.75	231.00	83.40	29.59	11.90	139.00	700.41
LM4	0.19	2.80	185.47	102.00	14.50	23.06	1.93	5.59	134.78	28.29	290.12	55.40	43.69	12.44	1184.32	634.54
LM5	0.17	3.51	190.00	8.00	13.80	435.00	1.71	3.18	94.18	26.53	196.50	63.10	48.28	15.23	1967.77	45.65
LM6	0.15	0.40	103.76	Nd	25.90	39.34	1.03	8.37	63.07	28.76	132.39	52.43	28.54	4.18	1988.46	423.44
LM7	1.46	0.43	96.55	62.00	18.54	0.87	0.98	6.43	31.00	1.43	11.53	4.44	33.98	3.53	138.00	162.86
LM8	0.65	0.26	89.00	13.00	12.57	23.84	0.84	3.52	11.00	2.87	84.96	12.83	21.60	7.98	147.00	235.73
LM9	0.80	1.80	79.00	309.00	24.50	12.43	1.01	8.32	132.00	0.20	2.09	3.06	76.00	11.40	3040.00	31.00
LM10	0.40	0.50	53.75	32.00	9.90	10.32	0.75	4.23	90.80	0.08	1.12	2.48	27.00	5.30	1430.00	17.00
LM11	0.20	0.30	63.75	86.00	15.90	1.28	nd	Nd	61.50	0.08	0.91	2.96	27.00	5.80	880.00	11.00

Note: H1 to H3 = hematite ores, MM1 to MM8 = massive magnetite ores, and LM1 to LM11 = layered magnetite ores. Major elements are in wt.% and trace elements are in ppm (“nd” = not detected).