Citation:

PANGAEA.921494

Name: Orthopyroxene compositions of serpentinites from IODP Expedition 366
Published: 2020-08-11
License: https://creativecommons.org/licenses/by/4.0/
Keywords: brucite; clinopyroxene; Mariana subduction zone; mud volcanism; olivine; orthopyroxene; peridotite; serpentine; serpentinization; spinel; subduction zone

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Published: 2020-08-11 • DOI registered: 2020-10-26

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Keyword(s):

brucite; clinopyroxene; Mariana subduction zone; mud volcanism; olivine; orthopyroxene; peridotite; serpentine; serpentinization; spinel; subduction zone

Related to:

Albers, Elmar; Kahl, Wolf-Achim; Beyer, Lena; Bach, Wolfgang (2020): Variant across-forearc compositions of slab-fluids recorded by serpentinites: Implications on the mobilization of FMEs from an active subduction zone (Mariana forearc). Lithos, 364-365, 105525, https://doi.org/10.1016/j.lithos.2020.105525

Project(s):

Integrated Ocean Drilling Program / International Ocean Discovery Program (IODP)

Coverage:

Median Latitude: 16.957841 * Median Longitude: 147.135212 * South-bound Latitude: 15.785293 * West-bound Longitude: 147.100100 * North-bound Latitude: 18.110113 * East-bound Longitude: 147.168610

Minimum Elevation: -4492.5 m * Maximum Elevation: -1243.2 m

Event(s):

366-U1491B * Latitude: 15.785293 * Longitude: 147.141513 * Elevation: -4492.5 m * Penetration: 19.4 m * Recovery: 18.98 m * Campaign: * Basis: Joides Resolution * Method/Device: Core drilling (CDRILL)

366-U1493B * Latitude: 17.986108 * Longitude: 147.100100 * Elevation: -3358.9 m * Penetration: 32.6 m * Recovery: 19.03 m * Campaign: * Basis: Joides Resolution * Method/Device: Core drilling (CDRILL)

366-U1496C * Latitude: 18.110113 * Longitude: 147.101668 * Elevation: -1243.2 m * Penetration: 105 m * Recovery: 8.52 m * Campaign: * Basis: Joides Resolution * Method/Device: Core drilling (CDRILL)

Comment:

Number of cations based on 6 O. Abbreviations: cpfu, cations per formula unit.

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Event label	Event		Albers, Elmar
2	Sample code/label	Sample label		Albers, Elmar
3	Silicon dioxide	SiO2	%	Albers, Elmar	Electron microprobe (EMP)
4	Aluminium oxide	Al2O3	%	Albers, Elmar	Electron microprobe (EMP)
5	Chromium(III) oxide	Cr2O3	%	Albers, Elmar	Electron microprobe (EMP)
6	Iron oxide, FeO	FeO	%	Albers, Elmar	Electron microprobe (EMP)
7	Magnesium oxide	MgO	%	Albers, Elmar	Electron microprobe (EMP)
8	Manganese oxide	MnO	%	Albers, Elmar	Electron microprobe (EMP)
9	Nickel oxide	NiO	%	Albers, Elmar	Electron microprobe (EMP)
10	Calcium oxide	CaO	%	Albers, Elmar	Electron microprobe (EMP)
11	Oxides, total	Oxides tot	%	Albers, Elmar		Sum
12	Silicon	Si	# of ions	Albers, Elmar		cpfu
13	Aluminium	Al	# of ions	Albers, Elmar		cpfu
14	Chromium	Cr	# of ions	Albers, Elmar		cpfu
15	Iron 2+ and 3+	Fe	# of ions	Albers, Elmar		cpfu
16	Magnesium	Mg	# of ions	Albers, Elmar		cpfu
17	Manganese	Mn	# of ions	Albers, Elmar		cpfu
18	Nickel	Ni	# of ions	Albers, Elmar		cpfu
19	Magnesium/Iron ratio	Mg/(Mg+Fe)		Albers, Elmar
20	Lithium	Li	mg/kg	Albers, Elmar	Laser ablation, ICP-MS
21	Boron	B	mg/kg	Albers, Elmar	Laser ablation, ICP-MS
22	Rubidium	Rb	mg/kg	Albers, Elmar	Laser ablation, ICP-MS
23	Strontium	Sr	mg/kg	Albers, Elmar	Laser ablation, ICP-MS
24	Caesium	Cs	mg/kg	Albers, Elmar	Laser ablation, ICP-MS
25	Barium	Ba	mg/kg	Albers, Elmar	Laser ablation, ICP-MS

License:

Creative Commons Attribution 4.0 International (CC-BY-4.0)

Size:

420 data points

Data

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

1 Event	2 Sample label	3 SiO2 [%]	4 Al2O3 [%]	5 Cr2O3 [%]	6 FeO [%]	7 MgO [%]	8 MnO [%]	9 NiO [%]	10 CaO [%]	11 Oxides tot [%]	12 Si [# of ions]	13 Al [# of ions]	14 Cr [# of ions]	15 Fe [# of ions]	16 Mg [# of ions]	17 Mn [# of ions]	18 Ni [# of ions]	19 Mg/(Mg+Fe)	20 Li [mg/kg]	21 B [mg/kg]	22 Rb [mg/kg]	23 Sr [mg/kg]	24 Cs [mg/kg]	25 Ba [mg/kg]
366-U1491B	U1491B-5H-CC,0-3cm	56.349	1.627	0.455	5.648	35.408	0.107	0.078	0.505	100.177	1.940	0.066	0.012	0.163	1.817	0.003	0.002	0.918	2.652	2.824	0.022	0.382	<0.001	<0.001
366-U1491B	U1491B-5H-CC,0-3cm	56.349	1.627	0.455	5.648	35.408	0.107	0.078	0.505	100.177	1.940	0.066	0.012	0.163	1.817	0.003	0.002	0.918	7.968	9.592	1.000	1.000	0.647	0.673
366-U1491B	U1491B-5H-CC,0-3cm	56.349	1.627	0.455	5.648	35.408	0.107	0.078	0.505	100.177	1.940	0.066	0.012	0.163	1.817	0.003	0.002	0.918	1.502	0.347	0.076	0.350	<0.001	<0.001
366-U1493B	U1493B-9X-1,59-62cm	55.949	2.199	0.659	5.506	35.207	0.163	0.081	0.463	100.227	1.926	0.089	0.018	0.158	1.806	0.005	0.002	0.919	6.470	5.356	0.144	0.257	0.015	0.089
366-U1493B	U1493B-9X-1,59-62cm	56.285	1.974	0.583	5.533	35.234	0.167	0.070	0.515	100.361	1.934	0.080	0.016	0.159	1.805	0.005	0.002	0.919	7.219	4.391	1.382	0.240	0.104	0.339
366-U1493B	U1493B-9X-1,59-62cm	56.139	2.092	0.719	5.770	35.267	0.172	0.094	0.505	100.758	1.926	0.085	0.019	0.166	1.803	0.005	0.003	0.916
366-U1496C	U1496C-5R-1,17-19cm	55.408	2.507	0.735	5.718	35.415	0.177	0.029	0.616	100.605	1.905	0.102	0.020	0.164	1.815	0.005	0.001	0.917	4.239	1.525	0.693	2.281	0.262	1.519
366-U1496C	U1496C-5R-1,17-19cm	55.711	2.764	0.814	5.464	35.073	0.216	0.129	0.414	100.585	1.912	0.112	0.022	0.157	1.794	0.006	0.004	0.920	2.666	3.583	0.059	0.183	0.046	<0.001
366-U1496C	U1496C-5R-1,17-19cm	55.833	2.615	0.855	5.332	34.882	0.142	0.129	0.978	100.766	1.915	0.106	0.023	0.153	1.783	0.004	0.004	0.921
366-U1496C	U1496C-11R-1,28-30cm	56.849	2.173	0.516	5.983	35.294	0.119	0.062	0.747	101.743	1.931	0.087	0.014	0.170	1.787	0.003	0.002	0.913	6.364	1.105	0.109	0.071	<0.001	0.669
366-U1496C	U1496C-11R-1,28-30cm	56.529	2.392	0.700	5.838	35.549	0.189	0.146	0.322	101.665	1.921	0.096	0.019	0.166	1.801	0.005	0.004	0.916	6.233	1.283	0.116	0.007	0.010	<0.001
366-U1496C	U1496C-11R-1,28-30cm	56.342	2.080	0.539	5.379	35.297	0.147	0.115	0.575	100.474	1.933	0.084	0.015	0.154	1.805	0.004	0.003	0.921
366-U1498A	U1498A-3R-2,27-29cm	56.740	1.912	0.523	5.712	35.869	0.178	0.131	0.390	101.455	1.930	0.077	0.014	0.162	1.819	0.005	0.004	0.918	1.794	4.997	<0.001	<0.001	<0.001	<0.001
366-U1498B	U1498B-13R-3,49-51cm	56.631	3.106	0.604	5.480	34.977	0.155	0.083	0.999	102.035	1.915	0.124	0.016	0.155	1.763	0.004	0.002	0.919	1.396	4.893	0.338	0.852	0.214	0.067
366-U1498B	U1498B-13R-3,49-51cm	56.815	1.940	0.715	5.352	34.800	0.152	0.145	1.721	101.640	1.933	0.078	0.019	0.152	1.765	0.004	0.004	0.921
366-U1498B	U1498B-13R-3,49-51cm	55.482	2.014	0.684	5.590	35.226	0.168	0.092	1.227	100.483	1.912	0.082	0.019	0.161	1.810	0.005	0.003	0.918
366-U1498B	U1498B-23R-3,19-23cm	57.215	1.510	0.646	5.536	35.513	0.133	0.137	0.958	101.648	1.944	0.060	0.017	0.157	1.799	0.004	0.004	0.920	2.047	0.946	0.170	0.110	<0.001	0.118
366-U1498B	U1498B-23R-3,19-23cm	56.800	1.389	0.542	5.731	35.363	0.147	0.094	0.764	100.830	1.946	0.056	0.015	0.164	1.806	0.004	0.003	0.917	2.155	23.090	0.192	3.384	0.141	0.932
366-U1498B	U1498B-23R-3,19-23cm	56.800	1.670	0.697	5.414	34.498	0.178	0.023	1.736	101.016	1.943	0.067	0.019	0.155	1.759	0.005	0.001	0.919