Francois, Roger; Bacon, Michael P; Altabet, Mark A; Labeyrie, Laurent D (1993): (Table 2) Evaluation of detrical and authigenic 238U activities in sediment core MD84-527 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.730376, In supplement to: Francois, R et al. (1993): Glacial/interglacial changes in sediment rain rate in the SW Indian sector of subantarctic waters as recorded by 230Th, 231Pa, U and d15N. Paleoceanography, 8(5), 611-629, https://doi.org/10.1029/93PA00784
Always quote citation above when using data! You can download the citation in several formats below.
Project(s):
Silicon Cycling in the World Ocean (SINOPS)
Funding:
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: MD38 (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
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 |