Citation:

PANGAEA.759780, In supplement to: Udintsev, GB et al. (1996): Geological structure of the Strakhov fracture zone (equatorial segment of the Mid-Atlantic Ridge). Oceanology, 35(4), 544-558

Name: (Table 2) Chemical composition of basement rocks from the Strakhov Fracture Zone
Published: 1996
License: https://creativecommons.org/licenses/by/3.0/

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Project(s):

Archive of Ocean Data (ARCOD)

Coverage:

Median Latitude: 4.046875 * Median Longitude: -32.504167 * South-bound Latitude: 3.333333 * West-bound Longitude: -34.200000 * North-bound Latitude: 4.900000 * East-bound Longitude: -31.133333

Minimum Elevation: -3900.0 m * Maximum Elevation: -1500.0 m

Event(s):

S-63 * Latitude: 3.933333 * Longitude: -32.516667 * Elevation: -2100.0 m * Location: Mid-Atlantic Ridge * Method/Device: Dredge (DRG)

S-66 * Latitude: 4.116667 * Longitude: -32.783333 * Elevation: -1500.0 m * Location: Mid-Atlantic Ridge * Method/Device: Dredge (DRG)

S-1102 * Latitude: 3.916667 * Longitude: -33.683333 * Elevation Start: -3800.0 m * Elevation End: -3500.0 m * Location: Mid-Atlantic Ridge * Method/Device: Dredge (DRG)

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Event label	Event
2	Latitude of event	Latitude
3	Longitude of event	Longitude
4	Elevation of event	Elevation	m
5	Elevation of event 2	Elevation 2	m
6	Sample code/label	Sample label		Udintsev, Gleb B
7	Rock type	Rock		Udintsev, Gleb B
8	Silicon dioxide	SiO2	%	Udintsev, Gleb B	Wet chemistry
9	Titanium dioxide	TiO2	%	Udintsev, Gleb B	Wet chemistry
10	Aluminium oxide	Al2O3	%	Udintsev, Gleb B	Wet chemistry
11	Iron oxide, Fe2O3	Fe2O3	%	Udintsev, Gleb B	Wet chemistry
12	Iron oxide, FeO	FeO	%	Udintsev, Gleb B	Wet chemistry
13	Iron oxide, Fe2O3+FeO	Fe2O3+FeO	%	Udintsev, Gleb B	Wet chemistry
14	Manganese oxide	MnO	%	Udintsev, Gleb B	Wet chemistry
15	Magnesium oxide	MgO	%	Udintsev, Gleb B	Wet chemistry
16	Calcium oxide	CaO	%	Udintsev, Gleb B	Wet chemistry
17	Sodium oxide	Na2O	%	Udintsev, Gleb B	Wet chemistry
18	Potassium oxide	K2O	%	Udintsev, Gleb B	Wet chemistry
19	Phosphorus pentoxide	P2O5	%	Udintsev, Gleb B	Wet chemistry
20	Water in rock	H2O	%	Udintsev, Gleb B	Wet chemistry	H2O-
21	Loss on ignition	LOI	%	Udintsev, Gleb B	Loss of ignition analysis
22	Sum	Sum	%	Udintsev, Gleb B	Calculated
23	Lanthanum	La	mg/kg	Udintsev, Gleb B	Element analysis, neutron activation (NAA)
24	Cerium	Ce	mg/kg	Udintsev, Gleb B	Element analysis, neutron activation (NAA)
25	Samarium	Sm	mg/kg	Udintsev, Gleb B	Element analysis, neutron activation (NAA)
26	Europium	Eu	mg/kg	Udintsev, Gleb B	Element analysis, neutron activation (NAA)
27	Terbium	Tb	mg/kg	Udintsev, Gleb B	Element analysis, neutron activation (NAA)
28	Ytterbium	Yb	mg/kg	Udintsev, Gleb B	Element analysis, neutron activation (NAA)
29	Lutetium	Lu	mg/kg	Udintsev, Gleb B	Element analysis, neutron activation (NAA)

License:

Creative Commons Attribution 3.0 Unported (CC-BY-3.0)

Size:

360 data points

Data

Download dataset as tab-delimited text — use the following character encoding:

1 Event	2 Latitude	3 Longitude	4 Elevation [m]	5 Elevation 2 [m]	6 Sample label	7 Rock	8 SiO2 [%]	9 TiO2 [%]	10 Al2O3 [%]	11 Fe2O3 [%]	12 FeO [%]	13 Fe2O3+FeO [%]	14 MnO [%]	15 MgO [%]	16 CaO [%]	17 Na2O [%]	18 K2O [%]	19 P2O5 [%]	20 H2O [%]	21 LOI [%]	22 Sum [%]	23 La [mg/kg]	24 Ce [mg/kg]	25 Sm [mg/kg]	26 Eu [mg/kg]	27 Tb [mg/kg]	28 Yb [mg/kg]	29 Lu [mg/kg]
S-1102	3.917	-33.683	-3800	-3500	1102/9-3	peridotite	35.18	0.40	17.86			11.89	0.23	23.10	0.07	0.15	0.07	0.05		10.45	99.54	0.53	2.1	0.660	0.210	0.220	1.000	0.150
S-1102	3.917	-33.683	-3800	-3500	1102/7-2	trachybasalt	46.62	1.22	17.40			10.35	0.17	5.30	12.72	2.81	0.25	0.18		3.00	100.07	2.90	6.2	2.700	0.820	0.650	2.600	0.420
S-1164	4.900	-34.200	-3800	-2900	1164/2-3	peridotite	38.90	0.40	0.84	8.35	0.13		0.14	36.86	0.95	0.19	0.08		1.32	11.30	99.46	0.65	1.3	0.055	0.071	0.009	0.059	0.017
S-1165	4.767	-33.983	-3480	-3180	1165/1-4	trachybasalt	47.58	1.41	15.99	3.26	5.40		0.20	9.10	10.28	3.35	0.43	0.11	0.30	2.68	100.09	7.70	15.0	2.800	0.900	0.580	1.900	0.280
S-1119	3.683	-32.783	-3500	-3300	1119/12	Fe-Ti gabbro	41.06	7.09	12.44	16.97	7.96		0.56	1.51	5.76	3.16	0.41	0.36	0.82	2.37	100.47	4.30	9.0	3.400	1.200	0.880	3.900	0.061
S-1128	3.333	-32.500	-3050	-3200	1128/17-6	trachybasalt	49.33	2.69	13.74			14.56	0.33	4.02	8.52	5.15	0.19	0.27		1.30	100.11	13.00	32.0	7.300	3.000	2.000	7.800	1.100
S-1128	3.333	-32.500	-3050	-3200	1128/5-7	quartz-syenite	61.59	1.60	14.78	6.21	1.58		0.09	0.51	4.76	6.42	0.38	0.03	0.24	1.29	99.48	6.50	17.0	4.000	1.600	1.100	4.400	0.680
S-66	4.117	-32.783	-1500		66-8	tholeiitic basalt	49.84	1.07	15.95	1.34	7.26		0.18	8.66	12.17	2.40	0.19	0.16	0.23	0.41	99.86
S-63	3.933	-32.517	-2100		63-9	tholeiitic basalt	49.90	1.73	15.43	1.77	8.80		0.17	7.55	11.06	2.70	0.19	0.21	0.26		99.77	3.90	11.8	2.300	1.140
S-1107	3.933	-32.517	-3800	-2900	1107/8-10	quartz-syenite	57.45	1.07	13.79	3.07	4.53		0.03	4.75	6.48	6.92	0.15	0.22	0.24	0.86	99.67
S-1108	3.950	-32.300	-3900	-3000	1108/2-11	trachybasalt	46.74	1.48	16.66			9.21	0.21	9.27	10.07	2.81	0.09	0.14		2.85	99.58	4.20	11.0	3.200	1.200	0.880	3.800	0.600
S-1121	3.750	-32.067	-3600	-3200	1121/16-2-12	peridotite	40.96	0.12	1.61			14.06	0.09	31.43	0.77	0.16	0.08	0.16		9.75	99.54
S-1122	3.750	-32.133	-3000	-2700	1122/7-13	peridotite	34.22	0.28	17.94			19.36	0.14	17.29	1.03	0.17	0.11	0.06		9.05	99.71	0.81	2.4	0.810	0.250	0.230	0.680	0.100
S-1137	3.750	-32.000	-2850	-2600	1137-4	alkaline basalt	38.55	1.89	17.82	6.26	5.77		0.66	11.74	5.49	2.61	0.28	0.24	2.28	6.16	99.75
S-1154	4.683	-32.317	-2900	-2800	1154/1-1	trachyandesite	56.11	1.40	13.99			12.22	0.19	2.76	6.58	4.79	0.20	0.41		0.30	98.97	22.00	37.0	4.600	1.600	0.850	2.800	0.430
S-1142	3.867	-31.633	-2500		1142/1-17	trachybasalt	44.51	1.26	17.50	4.90	2.97		0.11	10.39	7.60	2.92	0.31	0.05	4.06	3.07	99.65	1.80	5.0	1.700	0.700	0.460	1.900	0.270
S-1143	3.800	-31.517	-3900	-3800	1143/1-18	tholeiitic basalt	49.07	1.78	15.24	3.16	8.03		0.04	6.84	12.14	2.92	0.22	0.10	0.10	0.20	99.84	4.40	11.0	3.500	1.300	0.960	3.300	0.490
S-1168	4.617	-31.133	-3900	-3600	1168/6-7-19	alkaline basalt	33.11	2.39	16.85	19.51	0.91		0.28	4.70	6.96	3.13	0.52	1.12	4.68	5.06	100.27