Citation:

93PA00784

Name: (Table 2) Evaluation of detrical and authigenic 238U activities in sediment core MD84-527
Published: 1993
License: https://creativecommons.org/licenses/by/3.0/

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Project(s):

Silicon Cycling in the World Ocean (SINOPS)

Funding:

Fourth Framework Programme (FP4), grant/award no. MAS3970141 : Silicon Cycling in the World Ocean

Coverage:

Latitude: -43.821700 * Longitude: 51.318300

Date/Time Start: 1984-01-01T00:00:00 * Date/Time End: 1984-01-01T00:00:00

Minimum DEPTH, sediment/rock: 0.10 m * Maximum DEPTH, sediment/rock: 5.48 m

Event(s):

MD84-527 * Latitude: -43.821700 * Longitude: 51.318300 * Date/Time: 1984-01-01T00:00:00 * Elevation: -3262.0 m * Recovery: 14.9 m * Location: South Indian Ocean * Campaign: (APSARA2) * Basis: Marion Dufresne (1972) * Method/Device: Piston corer (PC)

Comment:

AGE (ka) is based on accelerator mass spectrometry 14C dates (Labracherie et al., 1989) dataset: doi:10.1594/PANGAEA.358352. For 238U see Table 1 dataset: doi:10.1594/PANGAEA.730375

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Method/Device	Comment
1	DEPTH, sediment/rock	Depth sed	m			Geocode
2	AGE	Age	ka BP			Geocode
3	Thorium-232	232Th	dpm/g	Francois, Roger	Alpha spectrometry
4	Thorium-232, standard deviation	232Th std dev	±	Francois, Roger	Alpha spectrometry
5	Uranium-238	238U	dpm/g	Francois, Roger		detrital, minimum, estimated by the assuming 238U/232Th activity ratio between 0.5 and 1
6	Uranium-238	238U	dpm/g	Francois, Roger		detrital, maximum, estimated by the assuming 238U/232Th activity ratio between 0.5 and 1
7	Uranium-238	238U	dpm/g	Francois, Roger		authigenic, minimum, estimated by difference
8	Uranium-238	238U	dpm/g	Francois, Roger		authigenic, maximum, estimated by difference

License:

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

Size:

180 data points

Data

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

1 Depth sed [m]	2 Age [ka BP]	3 232Th [dpm/g]	4 232Th std dev [±]	5 238U [dpm/g] (detrital, minimum, estimated ...)	6 238U [dpm/g] (detrital, maximum, estimated ...)	7 238U [dpm/g] (authigenic, minimum, estimate...)	8 238U [dpm/g] (authigenic, maximum, estimate...)
0.10	2.14	0.22	0.04	0.11	0.22	1.84	1.95
0.30	2.93	0.29	0.02	0.15	0.29	1.94	2.08
0.78	4.66	0.35	0.02	0.18	0.35	1.48	1.66
0.98	5.33	0.36	0.04	0.18	0.36	1.83	2.01
1.34	6.49	0.36	0.03	0.18	0.36	2.10	2.28
1.58	7.31	0.22	0.02	0.11	0.22	2.17	2.28
1.88	8.49	0.21	0.03	0.11	0.21	3.07	3.17
1.98	8.88	0.21	0.02	0.11	0.21	3.45	3.55
2.18	9.48	0.26	0.03	0.13	0.26	2.66	2.79
2.28	9.78	0.27	0.02	0.14	0.27	2.96	3.09
2.38	10.10	0.36	0.02	0.18	0.36	1.11	1.29
2.46	10.30	0.39	0.04	0.20	0.39	1.08	1.28
2.56	10.80	0.58	0.04	0.29	0.58	0.93	1.22
2.68	11.43	0.55	0.04	0.28	0.55	0.62	0.89
2.89	12.70	0.81	0.07	0.41	0.82	0.49	0.89
2.98	15.73	0.86	0.06	0.43	0.86	0.24	0.67
3.08	19.63	0.89	0.04	0.45	0.89	0.03	0.47
3.18	23.50	0.67	0.07	0.34	0.67	0.55	0.89
3.38	26.50	0.62	0.05	0.31	0.62	4.12	4.43
3.48	27.10	0.59	0.05	0.30	0.59	5.73	6.02
3.86	28.80	0.37	0.03	0.19	0.37	1.56	1.74
4.06	30.00	0.31	0.02	0.16	0.31	1.64	1.80
4.28	31.30	0.44	0.02	0.22	0.44	1.85	2.07
4.48	32.50	0.60	0.07	0.30	0.60	1.05	1.35
4.68	33.60	0.72	0.05	0.36	0.72	0.81	1.17
4.85	34.60	0.53	0.04	0.27	0.53	0.68	0.95
5.08	36.00	0.39	0.04	0.20	0.39	1.31	1.51
5.16	36.47	0.36	0.03	0.18	0.36	1.35	1.53
5.28	37.20	0.58	0.05	0.29	0.58	1.56	1.85
5.48	38.40	0.61	0.02	0.31	0.61	1.00	1.31