Kretschmer, Sven; Geibert, Walter; Rutgers van der Loeff, Michiel M; Schnabel, Christoph; Xu, Sheng; Mollenhauer, Gesine (2011): (Table A3) 230Th, aluminium, and opal in particle size fractions of surface sediments [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.759975, In supplement to: Kretschmer, S et al. (2011): Fractionation of **230Th, **231Pa, and **10Be induced by particle size and composition within an opal-rich sediment of the Atlantic Southern Ocean. Geochimica et Cosmochimica Acta, 75(22), 6971-6987, https://doi.org/10.1016/j.gca.2011.09.012
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Project(s):
Marine Geochemistry @ AWI (AWI_MarGeoChem)
Coverage:
Median Latitude: -52.602750 * Median Longitude: 4.467000 * South-bound Latitude: -52.612500 * West-bound Longitude: 4.458000 * North-bound Latitude: -52.593000 * East-bound Longitude: 4.476000
Date/Time Start: 1989-11-11T21:40:00 * Date/Time End: 1989-11-11T23:49:00
Minimum DEPTH, sediment/rock: 0.150 m * Maximum DEPTH, sediment/rock: 1.675 m
Event(s):
PS1768-8 (PS16/311) * Latitude: -52.593000 * Longitude: 4.476000 * Date/Time: 1989-11-11T21:40:00 * Elevation: -3299.0 m * Recovery: 8.96 m * Location: Shona Ridge * Campaign: ANT-VIII/3 (PS16) * Basis: Polarstern * Method/Device: Gravity corer (Kiel type) (SL) * Comment: 10 core sections: 0-0.44, 0.44-1.06, 1.06-2.06, 2.06-3.06, 3.06-4.06, 4.06-5.04, 5.04-6.04, 6.04-7.04, 7.04-8.04, 8.04-8.96 m
PS1769-1 (PS16/312) * Latitude: -52.612500 * Longitude: 4.458000 * Date/Time: 1989-11-11T23:49:00 * Elevation: -3269.0 m * Recovery: 9.75 m * Location: Shona Ridge * Campaign: ANT-VIII/3 (PS16) * Basis: Polarstern * Method/Device: Gravity corer (Kiel type) (SL) * Comment: 10 core sections: 0-0.81, 0.81-1.82, 1.82-2.83, 2.83-3.84, 3.84-4.86, 4.86-5.82, 5.82-6.83, 6.83-7.83, 7.83-8.85, 8.85-9.75 m
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 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 6 | Size fraction | Size fraction | Kretschmer, Sven | Grain size, sieving/settling tube | ||
| 7 | Velocity, settling, comment | V settl | Kretschmer, Sven | Atterberg settling tubes | separation of particles with different specific densities in water | |
| 8 | Thorium-232 | 232Th | dpm/g | Kretschmer, Sven | ICP-SF-MS, Thermo Scientific, Element 2 | |
| 9 | Thorium-232, standard deviation | 232Th std dev | ± | Kretschmer, Sven | 1 sigma | |
| 10 | Aluminium | Al | % | Kretschmer, Sven | ICP-SF-MS, Thermo Scientific, Element 2 | |
| 11 | Aluminium, standard deviation | Al std dev | ± | Kretschmer, Sven | 1 sigma | |
| 12 | Opal, biogenic silica | bSiO2 | % | Kretschmer, Sven | Opal, auto analysis (Müller & Schneider, 1993) | |
| 13 | Specific surface area | SSA | m2/g | Kretschmer, Sven | Gas adsorption analysis (Quantachrome Nova2200), ISO9277, BET-method |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
164 data points
Data
| 1 Event | 2 Latitude | 3 Longitude | 4 Elevation [m] | 5 Depth sed [m] | 6 Size fraction | 7 V settl | 8 232Th [dpm/g] | 9 232Th std dev [±] | 10 Al [%] | 11 Al std dev [±] | 12 bSiO2 [%] | 13 SSA [m2/g] |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | bulk | 0.522 | 0.009 | 2.03 | 0.03 | 54.8 | ||
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | <2 µm | 0.842 | 0.014 | 2.37 | 0.03 | 67.7 | ||
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | 2-20 µm | 0.256 | 0.004 | 1.38 | 0.02 | 75.6 | ||
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | <20 µm | 0.538 | 0.009 | 2.05 | 0.03 | 54.7 | ||
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | 20-63 µm | fast | 0.306 | 0.005 | 5.81 | 0.11 | 14.8 | |
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | 63-125 µm | fast | 0.244 | 0.004 | 7.30 | 0.18 | ||
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | >125 µm | fast | 0.181 | 0.004 | 6.17 | 0.08 | 3.4 | |
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | >63 µm | fast | 0.201 | 0.004 | 6.53 | 0.12 | ||
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | 20-63 µm | slow | 0.138 | 0.002 | 0.57 | 0.02 | 74.9 | |
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | 63-125 µm | slow | 0.106 | 0.002 | 0.42 | 0.01 | 76.0 | |
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | >125 µm | slow | 0.222 | 0.005 | 0.95 | 0.01 | ||
| PS1768-8 | -52.5930 | 4.4760 | -3299 | 1.675 | >63 µm | slow | 0.113 | 0.002 | 0.45 | 0.01 | ||
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | bulk | 0.461 | 0.008 | 1.97 | 0.03 | 59.8 | 19.2 | |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | <2 µm | 0.756 | 0.012 | 2.31 | 0.03 | 61.0 | 56.5 | |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | 2-20 µm | 0.239 | 0.004 | 1.17 | 0.01 | 79.6 | 13.0 | |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | <20 µm | 0.528 | 0.007 | 1.75 | 0.02 | 57.7 | 33.3 | |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | 20-63 µm | fast | 0.507 | 0.008 | 5.65 | 0.11 | 17.5 | 2.7 |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | 63-125 µm | fast | 0.295 | 0.006 | 6.96 | 0.08 | 5.0 | 1.6 |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | >125 µm | fast | 0.231 | 0.004 | 6.86 | 0.03 | 4.2 | 3.3 |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | >63 µm | fast | 0.248 | 0.004 | 6.89 | 0.05 | 4.4 | 2.2 |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | 20-63 µm | slow | 0.091 | 0.002 | 0.35 | 0.00 | 81.9 | 11.2 |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | 63-125 µm | slow | 0.096 | 0.002 | 0.48 | 0.00 | 79.1 | 9.5 |
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | >125 µm | slow | 0.210 | 0.004 | 0.78 | 0.00 | ||
| PS1769-1 | -52.6125 | 4.4580 | -3269 | 0.150 | >63 µm | slow | 0.113 | 0.002 | 0.53 | 0.00 |