Metal Flux from Dissolution of Iron Oxide Grain Coatings in Sandstones

Table 1

Composition of grain coatings on red sandstones.

Map no.	Locality	Age		Lab code		Fe (%)	V (ppm)	Co (ppm)	Cu (ppm)	As (ppm)	Se (ppm)	Pb (ppm)	U (ppm)	V/Fe	Co/Fe	Cu/Fe	As/Fe	Se/Fe	Pb/Fe	U/Fe
Britain, Ireland
1	Londonderry	Triassic		TS-TL d	3	1.91	19.20	4.60	11.01	1.01	0.06	4.92	0.65	10.05	2.41	5.77	0.53	0.03	2.58	0.34
3	Moneymore	Triassic		RS-TM	3	0.23	4.09	1.08	6.66	0.70	0.02	0.74	0.10	17.76	4.71	28.94	3.05	0.08	3.22	0.43
4	Arched Mine	Carboniferous		RS-CA	3	0.35	2.30	2.43	25.72	0.22	0.04	0.59	0.09	6.57	6.95	73.48	0.62	0.11	1.69	0.27
5	Larne	Triassic		RS-TLa	3	0.17	4.29	0.46	5.88	1.01	0.00	1.55	0.11	25.22	2.71	34.61	5.97	0.00	9.09	0.64
6	Bonds Mill Bridge	Triassic		RS-BMB	3	1.43	12.90	5.02	3.55	1.48	0.06	3.92	0.25	9.02	3.51	2.48	1.03	0.04	2.74	0.18
7	Dree Hill	Triassic		RS-TOH	3	1.3	14.12	5.36	9.23	2.05	0.09	3.82	0.28	10.86	4.12	7.10	1.58	0.07	2.94	0.21
8	Kingscourt	Triassic		RS-TK	3	1.05	12.28	4.77	3.97	2.16	0.08	3.66	0.35	11.69	4.55	3.78	2.06	0.07	3.48	0.33
9	Gualin	Neoproterozoic		RS-PrG	3	1.41	13.23	1.40	3.92	0.11	0.03	4.68	0.62	9.39	1.00	2.78	0.07	0.02	3.32	0.44
10	Laide	Triassic		RS-TL	3	0.45	8.20	1.34	20.47	1.10	0.06	3.29	0.18	18.22	2.98	45.48	2.44	0.14	7.31	0.40
11	Redburn	Devonian		RS-DR	3	1.14	12.14	3.98	43.33	0.68	0.05	4.70	0.17	10.65	3.49	38.01	0.60	0.04	4.13	0.15
12	Nigg Bay	Devonian		RS-NB	3	1.28	9.63	1.89	1.78	1.09	0.07	2.71	0.35	7.52	1.48	1.39	0.85	0.06	2.12	0.28
13	Tomintoul	Devonian		RS-DT	3	4.74	18.49	7.86	6.18	2.23	0.19	10.74	0.63	3.90	1.66	1.30	0.47	0.04	2.27	0.13
14a	Gardenstown	Devonian	<125	RS-DG125	3	3.81	18.31	2.27	4.46	0.75	0.13	15.69	1.20	4.81	0.60	1.17	0.20	0.04	4.12	0.31
14b	Gardenstown	Devonian	125-250	RS-DG250	3	2.3	10.31	1.37	1.26	0.44	0.08	8.36	0.51	4.48	0.60	0.55	0.19	0.03	3.63	0.22
14c	Gardenstown	Devonian	250-500	RS-DG500	3	2.8	11.13	1.54	1.65	0.45	0.08	8.96	0.54	3.97	0.55	0.59	0.16	0.03	3.20	0.19
15	Cowie Harbour	Silurian		RS-SC	3	3.01	30.32	5.05	135.63	6.57	0.10	9.08	0.90	10.07	1.68	45.06	2.18	0.03	3.02	0.30
16	Arbroath	Devonian		RS-DA	3	3.12	64.70	6.76	14.24	9.53	0.09	14.71	0.62	20.74	2.17	4.56	3.06	0.03	4.72	0.20
17	Sheriff’s Port	Devonian		RS-DS	4	0.83	12.30	7.06	2.50	2.98	0.05	3.10	0.22	14.82	8.51	3.01	3.59	0.06	3.73	0.26
18	Killean	Permian		RS-PK	3	0.81	9.09	1.52	2.66	2.08	0.05	1.90	0.17	11.22	1.88	3.28	2.57	0.06	2.35	0.21
19	Bennane Lea	Permian		RS-PBL	3	1.07	5.61	1.30	13.46	1.82	0.06	1.98	0.29	5.24	1.22	12.58	1.70	0.05	1.85	0.27
20	Jedburgh	Devonian		RS-DJ	3	1.66	17.59	6.54	9.88	2.15	0.07	10.50	0.44	10.60	3.94	5.95	1.29	0.04	6.33	0.26
21	Locharbriggs	Permian		TS-PLo	3	0.45	2.81	0.29	2.51	0.10	0.00	2.79	0.12	6.24	0.64	5.58	0.23	0.00	6.19	0.26
22	Peel	Devonian		RS-CP	3	1.38	9.84	3.21	35.90	3.07	0.13	6.50	0.69	7.13	2.32	26.01	2.22	0.09	4.71	0.50
23	St. Bees Head	Permian		RS-PBH	3	1.18	10.72	2.53	2.32	1.64	0.07	2.02	0.45	9.09	2.14	1.97	1.39	0.06	1.71	0.38
24	Lazonby	Permian		RS-PL	3	0.19	5.07	0.27	6.41	0.65	0.06	8.92	0.09	26.66	1.40	33.73	3.45	0.33	46.97	0.50
25	Appleby	Permian		RS-PA	3	0.78	5.98	1.22	3.16	0.80	0.05	1.89	0.21	7.67	1.56	4.05	1.03	0.06	2.42	0.28
27	Park Hall	Triassic		RS-TP	3	1.02	7.64	2.98	18.85	1.21	0.06	1.61	0.45	7.49	2.93	18.48	1.18	0.06	1.58	0.44
28	Cotgrave	Triassic		RS-TC	2	1.49	15.68	6.99	10.70	3.91	0.08	4.03	0.50	10.52	4.69	7.18	2.63	0.05	2.71	0.34
29	Bromsgrove bypass	Triassic		RS-BP2	3	1.93	18.55	6.61	37.93	5.60	0.17	3.59	0.77	9.61	3.43	19.66	2.90	0.09	1.86	0.40
30	Burcot Lane	Triassic		RS-BL	2	0.47	4.02	0.67	0.86	0.82	0.07	2.53	0.17	8.56	1.43	1.83	1.74	0.15	5.38	0.37
31	Park Gate	Triassic		RS-PG	2	0.55	5.50	1.42	4.97	2.14	0.02	2.27	0.15	10.00	2.58	9.03	3.90	0.04	4.12	0.27
32	Old Cleeve	Triassic		RS-TOC	3	0.31	5.79	0.88	8.83	3.77	0.05	1.56	0.17	18.66	2.83	28.48	12.16	0.16	5.02	0.54
33	Dawlish	Permian		RS-PD	3	0.44	4.61	2.71	13.44	1.74	0.10	6.73	0.27	10.47	6.16	30.55	3.96	0.22	15.31	0.61
34	Berry Head	Permian		RS-PBR	3	0.35	2.23	0.66	2.89	1.81	0.00	10.35	0.05	6.37	1.88	8.25	5.18	0.00	29.57	0.16
Mean						1.34	12.02	3.06	14.01	2.00	0.07	5.13	0.38	9.00	2.29	10.49	1.49	0.05	3.84	0.28
Median						1.11	10.07	2.35	6.29	1.56	0.06	3.74	0.28	9.11	2.13	5.69	1.41	0.06	3.38	0.26
World
W1	Tumblagooda	Ordovician		RS-OT	3	0.37	3.09	0.11	0.84	0.31	0.09	1.45	0.09	8.35	0.29	2.26	0.83	0.24	3.92	0.24
W2	Min Chang	Jurassic		RS-JM	3	0.56	4.35	1.57	11.01	1.71	0.03	4.67	0.15	7.77	2.81	19.67	3.06	0.06	8.34	0.27
W3	Castle Valley	Jurassic		RS-JCV	3	0.52	7.08	2.23	13.33	1.46	0.01	1.29	0.17	13.62	4.28	25.63	2.81	0.03	2.49	0.32
Mineralized, procedural blank
L (blank)	Lochaline	Cretaceous		RS-CL2	3	0.01	0.20	0.07	0.40	0.00	0.00	0.14	0.01	19.88	7.44	40.00	0.00	0.00	14.05	0.60
2	Maghera	Triassic		RS-TMa	3	3.48	104.48	23.63	46.68	1.66	0.21	14.37	0.89	30.02	6.79	13.41	0.48	0.06	4.13	0.26
26a	Alderley Edge	Triassic	Red	RS-TAR-A	3	1.24	28.00	41.00	170.97	9.44	0.07	890.33	0.28	22.58	33.06	137.88	7.61	0.05	718.01	0.23
26b	Alderley Edge	Triassic	Red	RS-TAR-B	3	0.53	6.36	16.25	113.68	4.28	0.08	155.24	0.14	12.00	30.66	214.49	8.08	0.15	292.91	0.27
26c	Alderley Edge	Triassic	Bleached	RS-TAB-A	3	0.33	3.33	13.49	733.31	703.57	0.06	5627.42	0.36	10.10	40.89	2222.15	2132.04	0.17	17052.80	1.08
26d	Alderley Edge	Triassic	Bleached	RS-TAB-B	3	0.3	3.65	12.28	988.51	638.30	0.07	5426.67	0.27	12.17	40.95	3295.03	2127.66	0.23	18088.90	0.91