Kretschmer, Sven; Geibert, Walter; Rutgers van der Loeff, Michiel M; Mollenhauer, Gesine (2010): (Table 3) Contribution of Th and U isotopes by each grain size class in percentage of the total inventory [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.753838, In supplement to: Kretschmer, S et al. (2010): Grain size effects on Th-230 (xs) inventories in opal-rich and carbonate-rich marine sediments. Earth and Planetary Science Letters, 294(1-2), 131-142, https://doi.org/10.1016/j.epsl.2010.03.021
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Project(s):
Marine Geochemistry @ AWI (AWI_MarGeoChem)
Coverage:
Median Latitude: -36.240146 * Median Longitude: 6.812346 * South-bound Latitude: -52.612500 * West-bound Longitude: 4.458000 * North-bound Latitude: -19.655750 * East-bound Longitude: 9.177667
Date/Time Start: 1988-03-01T00:00:00 * Date/Time End: 1989-11-11T23:49:00
Minimum DEPTH, sediment/rock: 0.145 m * Maximum DEPTH, sediment/rock: 1.675 m
Event(s):
GeoB1027-2 * Latitude: -19.655750 * Longitude: 9.137717 * Date/Time: 1988-03-01T00:00:00 * Elevation: -2668.0 m * Penetration: 0.32 m * Recovery: 0.29 m * Location: Walvis Ridge * Campaign: M6/6 * Basis: Meteor (1986) * Method/Device: Giant box corer (GKG) * Comment: Karb.-schl., sandig, For.
GeoB1028-4 * Latitude: -20.099333 * Longitude: 9.177667 * Date/Time: 1988-03-02T00:00:00 * Elevation: -2215.0 m * Penetration: 0.37 m * Recovery: 0.35 m * Location: Walvis Ridge * Campaign: M6/6 * Basis: Meteor (1986) * Method/Device: Giant box corer (GKG) * Comment: Karb.-sand, Forams.
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
Comment:
GeoB1028-4 and PS1769-1 indicates the core sites under more slowly accumulating conditions.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 3 | Depth, top/min | Depth top | m | Kretschmer, Sven | ||
| 4 | Depth, bottom/max | Depth bot | m | Kretschmer, Sven | ||
| 5 | Size fraction | Size fraction | Kretschmer, Sven | |||
| 6 | Method comment | Method comm | Kretschmer, Sven | |||
| 7 | Thorium-230 excess | 230Th xs | % | Kretschmer, Sven | ||
| 8 | Thorium-230 excess, standard deviation | 230Th xs std dev | ± | Kretschmer, Sven | +/- 2 sigma | |
| 9 | Thorium-232 | 232Th | % | Kretschmer, Sven | ||
| 10 | Thorium-232, standard deviation | 232Th std dev | ± | Kretschmer, Sven | +/- 2 sigma | |
| 11 | Uranium-238 | 238U | % | Kretschmer, Sven | ||
| 12 | Uranium-238, standard deviation | 238U std dev | ± | Kretschmer, Sven | +/- 2 sigma |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
400 data points
Data
| 1 Event | 2 Depth sed [m] | 3 Depth top [m] | 4 Depth bot [m] | 5 Size fraction | 6 Method comm | 7 230Th xs [%] | 8 230Th xs std dev [±] | 9 232Th [%] | 10 232Th std dev [±] | 11 238U [%] | 12 238U std dev [±] |
|---|---|---|---|---|---|---|---|---|---|---|---|
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | <2 µm | pureW | 53.1 | 3.8 | 59.1 | 3.7 | 57.7 | 2.2 |
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | 2-20 µm | pureW | 22.8 | 1.4 | 27.7 | 0.9 | 18.6 | 0.7 |
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | 20-63 µm | pureW | 11.6 | 0.7 | 5.8 | 0.2 | 10.4 | 0.4 |
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | 63-125 µm | pureW | 6.8 | 0.4 | 3.6 | 0.1 | 6.8 | 0.3 |
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | >125 µm | pureW | 5.6 | 0.4 | 3.9 | 0.1 | 6.5 | 0.2 |
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | <10 µm | seaW | 54.0 | 3.9 | 66.2 | 6.7 | 47.8 | 1.8 |
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | 10-20 µm | seaW | 5.9 | 0.4 | 6.1 | 0.2 | 4.7 | 0.2 |
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | 20-63 µm | seaW | 11.0 | 0.7 | 6.8 | 0.2 | 11.3 | 0.4 |
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | 63-125 µm | seaW | 10.5 | 0.6 | 6.6 | 0.2 | 12.1 | 0.5 |
| GeoB1027-2 | 0.145 | 0.13 | 0.16 | >125 µm | seaW | 18.6 | 1.1 | 14.2 | 0.4 | 24.0 | 1.0 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | <2 µm | pureW | 55.2 | 5.0 | 59.4 | 3.1 | 26.0 | 1.0 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | 2-20 µm | pureW | 11.7 | 0.7 | 17.4 | 0.5 | 18.6 | 0.7 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | 20-63 µm | pureW | 6.3 | 0.4 | 3.9 | 0.1 | 8.9 | 0.3 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | 63-125 µm | pureW | 9.8 | 0.6 | 6.2 | 0.2 | 15.4 | 0.6 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | >125 µm | pureW | 16.9 | 1.0 | 13.1 | 0.4 | 31.1 | 1.2 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | <10 µm | seaW | 50.2 | 3.6 | 58.3 | 2.6 | 35.8 | 1.4 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | 10-20 µm | seaW | 2.9 | 0.2 | 3.3 | 0.1 | 2.2 | 0.1 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | 20-63 µm | seaW | 7.6 | 0.5 | 4.9 | 0.2 | 7.7 | 0.3 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | 63-125 µm | seaW | 11.5 | 0.7 | 8.1 | 0.3 | 12.8 | 0.5 |
| GeoB1028-4 | 0.175 | 0.16 | 0.19 | >125 µm | seaW | 27.8 | 1.7 | 25.4 | 0.8 | 41.4 | 1.6 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | <2 µm | pureW | 88.7 | 6.2 | 69.2 | 4.6 | 72.6 | 2.8 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | 2-20 µm | pureW | 9.3 | 0.6 | 26.5 | 0.9 | 22.5 | 0.9 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | 20-63 µm | pureW | 1.3 | 0.1 | 2.4 | 0.1 | 4.1 | 0.2 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | 63-125 µm | pureW | 0.3 | 0.0 | 1.1 | 0.1 | 0.4 | 0.0 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | >125 µm | pureW | 0.4 | 0.1 | 0.9 | 0.0 | 0.4 | 0.0 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | <10 µm | seaW | 88.9 | 6.4 | 88.8 | 4.0 | 89.1 | 3.6 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | 10-20 µm | seaW | 1.4 | 0.1 | 2.7 | 0.1 | 1.1 | 0.0 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | 20-63 µm | seaW | 7.7 | 0.7 | 6.5 | 0.3 | 8.0 | 0.4 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | 63-125 µm | seaW | 1.4 | 0.1 | 1.1 | 0.1 | 1.4 | 0.1 |
| PS1768-8 | 1.675 | 1.66 | 1.69 | >125 µm | seaW | 0.6 | 0.1 | 0.9 | 0.1 | 0.4 | 0.0 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | <2 µm | pureW | 79.9 | 5.7 | 67.1 | 4.5 | 64.1 | 2.4 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | 2-20 µm | pureW | 15.3 | 1.0 | 25.1 | 0.9 | 28.2 | 1.1 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | 20-63 µm | pureW | 2.7 | 0.2 | 3.9 | 0.2 | 5.6 | 0.3 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | 63-125 µm | pureW | 0.5 | 0.1 | 1.2 | 0.1 | 0.8 | 0.0 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | >125 µm | pureW | 1.5 | 0.1 | 2.7 | 0.1 | 1.4 | 0.1 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | <10 µm | seaW | 88.4 | 6.7 | 86.9 | 4.8 | 85.5 | 3.4 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | 10-20 µm | seaW | 1.1 | 0.1 | 2.0 | 0.1 | 1.1 | 0.0 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | 20-63 µm | seaW | 7.2 | 0.6 | 6.7 | 0.3 | 10.2 | 0.6 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | 63-125 µm | seaW | 1.6 | 0.2 | 1.8 | 0.1 | 1.7 | 0.1 |
| PS1769-1 | 0.150 | 0.14 | 0.16 | >125 µm | seaW | 1.7 | 0.2 | 2.6 | 0.1 | 1.5 | 0.1 |