Citation:

PANGAEA.914629

Name: Thorium excess in sediment core PS1235-1
Published: 2020-09-25
License: https://creativecommons.org/licenses/by/4.0/
Keywords: 230Th excess; Arctic Ocean; freshwater

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Keyword(s):

230Th excess; Arctic Ocean; freshwater

Related to:

Eisenhauer, Anton; Mangini, Augusto; Botz, Reiner; Walter, Peter; Beer, Jürg; Bonani, Georges; Suter, Martin; Hofmann, Hans J; Wolfli, Willy (1990): High Resolution 10Be and 230Th Stratigraphy of Late Quaternary Sediments from the Fram Strait. In: Bleil, U and Thiede, J (eds.): Geological History of the Polar Oceans: Arctic versus Antarctic, NATO ASI Series (Series I: Global Environmental Change), 308, 475-487, https://doi.org/10.1007/978-94-009-2029-3_27

Geibert, Walter; Matthiessen, Jens; Stimac, Ingrid; Wollenburg, Jutta Erika; Stein, Ruediger (2021): Glacial episodes of a freshwater Arctic Ocean covered by a thick ice shelf. Nature, https://doi.org/10.1038/s41586-021-03186-y

Coverage:

Latitude: 78.859200 * Longitude: 1.309800

Date/Time Start: 1984-08-20T00:00:00 * Date/Time End: 1984-08-20T00:00:00

Minimum DEPTH, sediment/rock: 0.064 m * Maximum DEPTH, sediment/rock: 8.009 m

Event(s):

PS1235-1 (GIK23235-1 PS05/422) * Latitude: 78.859200 * Longitude: 1.309800 * Date/Time: 1984-08-20T00:00:00 * Elevation: -2485.0 m * Penetration: 0.44 m * Recovery: 0.4 m * Location: Fram Strait * Campaign: (PS05) * Basis: * Method/Device: Giant box corer (GKG)

Comment:

230Thex was digitized manually from a print version of Eisenhauer et al. 1990; the error was estimated from typical alphaspectrometric uncertainities, taking absolute activities into account.

Parameter(s):

#	Name	Short Name	Unit	Principal Investigator	Comment
1	DEPTH, sediment/rock	Depth sed	m	Geibert, Walter	Geocode
2	Thorium-230 excess	230Th xs	dpm/g	Geibert, Walter
3	Thorium-230 excess, standard deviation	230Th xs std dev	±	Geibert, Walter	1 sigma uncertainty

License:

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

Size:

158 data points

Data

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

1 Depth sed [m]	2 230Th xs [dpm/g]	3 230Th xs std dev [±]
0.064	3.57	0.30
0.128	3.06	0.26
0.204	1.71	0.17
0.275	0.64	0.09
0.382	0.93	0.12
0.507	2.42	0.22
0.614	2.06	0.19
0.685	2.11	0.20
0.792	1.36	0.15
0.899	2.08	0.20
1.015	2.61	0.23
1.105	2.20	0.20
1.229	2.63	0.23
1.292	1.61	0.16
1.408	1.94	0.19
1.506	1.75	0.17
1.613	2.04	0.19
1.693	1.50	0.15
1.765	1.39	0.15
1.881	1.15	0.13
1.970	0.82	0.11
2.095	1.41	0.15
2.184	1.04	0.12
2.311	1.82	0.18
2.397	1.18	0.13
2.503	1.51	0.16
2.596	1.51	0.16
2.713	1.87	0.18
2.837	2.11	0.20
2.918	2.03	0.19
3.017	1.81	0.18
3.085	0.91	0.11
3.165	1.33	0.14
3.296	2.32	0.21
3.376	1.26	0.14
3.500	2.57	0.23
3.556	0.70	0.10
3.655	0.02	0.05
3.748	0.25	0.07
3.878	1.79	0.18
3.946	0.23	0.07
4.039	0.01	0.05
4.181	0.01	0.05
4.287	0.02	0.05
4.398	0.00	0.05
4.522	0.00	0.05
4.615	0.00	0.05
4.757	0.36	0.08
4.856	0.01	0.05
4.999	0.57	0.09
5.086	0.08	0.06
5.197	0.75	0.10
5.296	0.68	0.10
5.389	0.77	0.10
5.482	0.39	0.08
5.569	0.28	0.07
5.711	0.71	0.10
5.792	0.35	0.07
5.885	0.23	0.07
5.984	0.00	0.05
6.108	0.36	0.07
6.194	0.42	0.08
6.293	0.20	0.06
6.411	0.37	0.08
6.516	0.00	0.05
6.622	-0.01	0.05
6.739	-0.01	0.05
6.839	-0.01	0.05
6.993	0.19	0.06
7.074	0.23	0.07
7.192	0.27	0.07
7.303	0.36	0.08
7.402	0.30	0.07
7.489	-0.02	0.05
7.582	0.01	0.05
7.700	0.32	0.07
7.792	-0.02	0.05
7.901	0.34	0.07
8.009	0.80	0.11