Citation:

dsdp.proc.69.154.1983

Name: (Table 9) Geochemistry of Cr-spinels at DSDP Holes 70-504B and 68-501
Published: 1983
License: https://creativecommons.org/licenses/by/3.0/

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Project(s):

Deep Sea Drilling Project (DSDP)

Coverage:

Median Latitude: 1.227100 * Median Longitude: -83.732150 * South-bound Latitude: 1.227000 * West-bound Longitude: -83.734300 * North-bound Latitude: 1.227200 * East-bound Longitude: -83.730000

Date/Time Start: 1979-07-08T00:00:00 * Date/Time End: 1979-12-04T00:00:00

Minimum Elevation: -3460.0 m * Maximum Elevation: -3457.0 m

Event(s):

68-501 * Latitude: 1.227200 * Longitude: -83.734300 * Date/Time: 1979-07-08T00:00:00 * Elevation: -3457.0 m * Penetration: 337.1 m * Recovery: 70.5 m * Location: North Pacific/FLANK * Campaign: * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 19 cores; 137.7 m cored; 0.5 m drilled; 51.2 % recovery

70-504B * Latitude: 1.227000 * Longitude: -83.730000 * Date/Time: 1979-12-04T00:00:00 * Elevation: -3460.0 m * Penetration: 836.1 m * Recovery: 91.6 m * Campaign: * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 40 cores; 328.6 m cored; 18.5 m drilled; 27.9 % recovery

Comment:

Structural formulae computed from stoichiometry on the basis of 32 oxygens.

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	Event label	Event
2	Sample code/label	Sample label		Natland, James H	DSDP/ODP/IODP sample designation
3	Group	Group		Natland, James H	see reference(s)	Glass group
4	Identification	ID		Natland, James H
5	Silicon dioxide	SiO2	%	Natland, James H	Electron microprobe (EMP)
6	Titanium dioxide	TiO2	%	Natland, James H	Electron microprobe (EMP)
7	Aluminium oxide	Al2O3	%	Natland, James H	Electron microprobe (EMP)
8	Iron oxide, Fe2O3	Fe2O3	%	Natland, James H	Calculated	Computed from stoichiometry
9	Iron oxide, FeO	FeO	%	Natland, James H	Electron microprobe (EMP)	Total iron
10	Manganese oxide	MnO	%	Natland, James H	Electron microprobe (EMP)
11	Magnesium oxide	MgO	%	Natland, James H	Electron microprobe (EMP)
12	Nickel oxide	NiO	%	Natland, James H	Electron microprobe (EMP)
13	Chromium(III) oxide	Cr2O3	%	Natland, James H	Electron microprobe (EMP)
14	Total	Total	%	Natland, James H	Electron microprobe (EMP)
15	Silicon	Si	# of ions	Natland, James H	Calculated based on oxygen number
16	Aluminium	Al	# of ions	Natland, James H	Calculated based on oxygen number
17	Chromium	Cr	# of ions	Natland, James H	Calculated based on oxygen number
18	Iron 3+	Fe3+	# of ions	Natland, James H	Calculated based on oxygen number
19	Titanium	Ti	# of ions	Natland, James H	Calculated based on oxygen number
20	Magnesium	Mg	# of ions	Natland, James H	Calculated based on oxygen number
21	Iron 2+	Fe2+	# of ions	Natland, James H	Calculated based on oxygen number
22	Manganese	Mn	# of ions	Natland, James H	Calculated based on oxygen number
23	Nickel	Ni	# of ions	Natland, James H	Calculated based on oxygen number
24	Chromium number	Cr#		Natland, James H
25	Magnesium number	Mg#		Natland, James H		Mg/Mg + Fe2+
26	Type	Type		Natland, James H		Crystal Type - Numbers identify individual mineral grains

License:

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

Size:

425 data points

Data

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

1 Event	2 Sample label	3 Group	4 ID	5 SiO2 [%]	6 TiO2 [%]	7 Al2O3 [%]	8 Fe2O3 [%]	9 FeO [%]	10 MnO [%]	11 MgO [%]	12 NiO [%]	13 Cr2O3 [%]	14 Total [%]	15 Si [# of ions]	16 Al [# of ions]	17 Cr [# of ions]	18 Fe3+ [# of ions]	19 Ti [# of ions]	20 Mg [# of ions]	21 Fe2+ [# of ions]	22 Mn [# of ions]	23 Ni [# of ions]	24 Cr#	25 Mg#	26 Type
70-504B	70-504B-35-2, 24-26	J	1	0.06	0.22	42.35	3.89	9.80	0.15	19.31	0.26	26.43	102.47	0.013	10.767	4.506	0.631	0.036	6.206	1.767	0.027	0.045	0.295	0.778	Core 1
70-504B	70-504B-35-2, 24-26	J	2	0.46	0.25	42.58	2.79	11.91	0.10	18.22	0.28	25.29	101.88	0.100	10.916	4.348	0.457	0.041	5.905	2.166	0.018	0.049	0.289	0.732	Rim 1
70-504B	70-504B-35-2, 24-26	J	3	0.07	0.22	43.26	3.38	10.34	0.14	19.13	0.21	25.88	102.63	0.015	10.959	4.397	0.547	0.036	6.126	1.858	0.025	0.036	0.286	0.767	Core 1
70-504B	70-504B-35-2, 24-26	J	4	0.05	0.32	38.43	4.42	11.20	0.22	18.00	0.21	29.58	102.43	0.011	9.998	5.155	0.733	0.053	5.914	2.065	0.041	0.037	0.340	0.741	Core 2
70-504B	70-504B-35-2, 24-26	J	5	0.05	0.34	38.58	4.35	11.25	0.18	18.00	0.25	29.59	102.59	0.011	10.008	5.148	0.720	0.056	5.903	2.070	0.034	0.044	0.034	0.740	Core 2
70-504B	70-504B-35-2, 24-26	J	6	0.05	0.38	38.87	4.36	11.07	0.16	18.21	0.20	29.30	102.60	0.011	10.060	5.085	0.720	0.063	5.958	2.032	0.030	0.035	0.336	0.746	Rim 2
70-504B	70-504B-35-2, 24-26	J	7	0.09	0.29	29.25	3.69	11.69	0.13	16.72	0.17	39.92	101.95	0.021	7.951	7.277	0.640	0.050	5.745	2.252	0.025	0.032	0.478	0.718	Core 3
70-504B	70-504B-35-2, 24-26	J	8	0.02	0.23	42.37	4.50	10.40	0.23	18.75	0.21	25.51	102.22	0.004	10.826	4.371	0.734	0.037	6.056	1.885	0.042	0.037	0.288	0.763	Rim 3
70-504B	70-504B-35-2, 24-26	J	9	0.07	0.28	42.50	3.73	11.22	0.13	18.52	0.19	26.40	103.04	0.015	10.798	4.498	0.605	0.045	5.948	2.022	0.024	0.033	0.294	0.746	Intermediate point between core and rim 3
70-504B	70-504B-35-2, 24-26	J	10	0.08	0.24	38.37	3.84	10.71	0.17	18.30	0.25	30.63	102.59	0.018	9.941	5.322	0.635	0.040	5.994	1.968	0.032	0.044	0.349	0.753	Intermediate point between core and rim 3
70-504B	70-504B-35-2, 24-26	J	11	0.06	0.25	31.57	3.62	11.51	0.19	16.89	0.18	37.18	101.45	0.014	8.531	6.738	0.624	0.043	5.770	2.206	0.037	0.033	0.441	0.723	Intermediate point between core and rim 3
68-501	68-501-15-3, 63-65	B	12	0.05	0.37	29.11	4.81	14.18	0.22	15.05	0.18	37.95	101.92	0.012	8.005	6.998	0.844	0.065	5.232	2.766	0.043	0.034	0.466	0.654	Core 4
68-501	68-501-15-3, 63-65	B	13	0.05	0.44	28.77	6.41	13.69	0.22	15.33	0.12	36.95	101.98	0.012	7.907	6.810	1.125	0.077	5.326	2.669	0.043	0.022	0.463	0.666	Rim 4
68-501	68-501-15-3, 63-65	B	14	1.53	0.42	29.73	3.87	15.65	0.22	15.16	0.17	34.79	101.54	0.355	8.134	6.383	0.676	0.073	5.243	3.037	0.043	0.032	0.440	0.633	Core 5
68-501	68-501-15-3, 63-65	B	15	0.15	0.54	26.97	6.56	14.30	0.22	14.71	0.13	37.73	101.31	0.036	7.530	7.064	1.169	0.096	5.192	2.832	0.044	0.025	0.484	0.647	Rim 5
68-501	68-501-15-3, 63-65	B	16	0.12	0.34	31.70	5.82	13.60	0.22	15.81	0.12	34.69	102.42	0.027	8.558	6.281	1.003	0.059	5.396	2.605	0.043	0.022	0.423	0.674	Core 6
68-501	68-501-15-3, 63-65	B	17	0.09	0.54	30.07	6.60	13.58	0.26	15.39	0.19	34.58	101.30	0.021	8.263	6.372	1.158	0.095	5.346	2.647	0.051	0.036	0.435	0.669	Rim 6