Du, Jianghui; Haley, Brian A; Mix, Alan C; Walczak, Maureen H; Praetorius, Summer K (2018): Neodymium isotope compositions of sedimentary authigenic Fe-Mn oxyhydroxide and bulk sediment in sediment core 341-U1418 from the Gulf of Alaska, Northeast Pacific [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.892203, In supplement to: Du, J et al. (2018): Flushing of the deep Pacific Ocean and the deglacial rise of atmospheric CO2 concentrations. Nature Geoscience, 1, https://doi.org/10.1038/s41561-018-0205-6
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Project(s):
Coverage:
Latitude: 58.776700 * Longitude: -144.492900
Minimum DEPTH, sediment/rock: 2.80 m * Maximum DEPTH, sediment/rock: 38.82 m
Event(s):
341-U1418 * Latitude: 58.776700 * Longitude: -144.492900 * Elevation: -3678.2 m * Penetration: 1893.7 m * Recovery: 1337.08 m * Campaign: Exp341 (Southern Alaska Margin: Tectonics, Climate and Sedimentation) * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 185 cores, 346.5 m drilled, 86.4% recovery
Parameter(s):
# | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
---|---|---|---|---|---|---|
1 | Sample code/label | Sample label | Du, Jianghui | DSDP/ODP/IODP sample designation | ||
2 | Depth, top/min | Depth top | m | Du, Jianghui | t_csf_a (m): CSF_A depth scale | |
3 | Depth, bottom/max | Depth bot | m | Du, Jianghui | b_csf_a (m): CSF_A depth scale | |
4 | Depth, composite top | Depth comp top | mcd | Du, Jianghui | t_ccsf_a (m): CCSF_A depth scale | |
5 | Depth, composite bottom | Depth comp bot | mcd | Du, Jianghui | b_ccsf_a (m): CCSF_A depth scale | |
6 | Depth, composite top | Depth comp top | mcd | Du, Jianghui | t_ccsf_b (m): CCSF_B depth scale | |
7 | Depth, composite bottom | Depth comp bot | mcd | Du, Jianghui | b_ccsf_b (m): CCSF_B depth scale | |
8 | DEPTH, sediment/rock | Depth sed | m | Du, Jianghui | Geocode – ccsf_b_mid (m): CCSF_B depth scale | |
9 | Age, minimum/young | Age min | ka | Du, Jianghui | Age 16% (yr): 16% quantile of 10000 age models generated using Bchron, equivalent to 1σ lower age if the distribution of age is Gaussian | |
10 | AGE | Age | ka BP | Du, Jianghui | Geocode – Age 50% (yr): 50% quantile of 10000 age models generated using Bchron, i.e. the median age | |
11 | Age, maximum/old | Age max | ka | Du, Jianghui | Age 84% (yr): 84% quantile of 10000 age models generated using Bchron, equivalent to 1σ upper age if the distribution of age is Gaussian | |
12 | Neodymium-143/Neodymium-144 ratio | 143Nd/144Nd | Du, Jianghui | Authigenic Fe-Mn oxyhydroxide, 2σ external uncertainty is 0.000015 | ||
13 | ε-Neodymium, authigenic | ε-Nd auth | Du, Jianghui | Authigenic εNd = (sample 143Nd/144Nd/0.512638 -1)*10000, 2σ external uncertainty is 0.29 | ||
14 | Neodymium-143/Neodymium-144 ratio | 143Nd/144Nd | Du, Jianghui | Bulk sediment, 2σ external uncertainty is 0.000015 | ||
15 | ε-Neodymium | ε-Nd | Du, Jianghui | Bulk sediment εNd = (sample 143Nd/144Nd/0.512638 -1)*10000, 2σ external uncertainty is 0.29 |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
198 data points
Data
1 Sample label | 2 Depth top [m] (t_csf_a (m): CSF_A depth scale) | 3 Depth bot [m] (b_csf_a (m): CSF_A depth scale) | 4 Depth comp top [mcd] (t_ccsf_a (m): CCSF_A depth scale) | 5 Depth comp bot [mcd] (b_ccsf_a (m): CCSF_A depth scale) | 6 Depth comp top [mcd] (t_ccsf_b (m): CCSF_B depth scale) | 7 Depth comp bot [mcd] (b_ccsf_b (m): CCSF_B depth scale) | 8 Depth sed [m] (ccsf_b_mid (m): CCSF_B depth ...) | 9 Age min [ka] (Age 16% (yr): 16% quantile of...) | 10 Age [ka BP] (Age 50% (yr): 50% quantile of...) | 11 Age max [ka] (Age 84% (yr): 84% quantile of...) | 12 143Nd/144Nd (Authigenic Fe-Mn oxyhydroxide...) | 13 ε-Nd auth (Authigenic εNd = (sample 143N...) | 14 143Nd/144Nd (Bulk sediment, 2σ external un...) | 15 ε-Nd (Bulk sediment εNd = (sample 1...) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
341-U1418C-1-3,16-20 | 3.16 | 3.20 | 3.16 | 3.20 | 2.78 | 2.81 | 2.80 | 15.630 | 15.715 | 15.801 | 0.512604 | -0.67 | 0.512637 | -0.02 |
341-U1418C-1-4,66-70 | 5.16 | 5.20 | 5.16 | 5.20 | 4.54 | 4.57 | 4.56 | 17.033 | 17.087 | 17.139 | 0.512638 | 0.01 | ||
341-U1418D-2-3,14-18 | 6.14 | 6.18 | 8.12 | 8.16 | 7.14 | 7.18 | 7.16 | 17.228 | 17.271 | 17.316 | 0.512659 | 0.42 | 0.512610 | -0.55 |
341-U1418C-2-3,116-120 | 12.76 | 12.80 | 14.15 | 14.19 | 12.44 | 12.48 | 12.46 | 17.452 | 17.508 | 17.564 | 0.512657 | 0.37 | 0.512641 | 0.06 |
341-U1418C-2-5,16-20 | 14.76 | 14.80 | 16.15 | 16.19 | 14.20 | 14.24 | 14.22 | 17.674 | 17.720 | 17.764 | 0.512657 | 0.37 | 0.512611 | -0.53 |
341-U1418D-3-3,6-10 | 15.56 | 15.60 | 18.28 | 18.32 | 16.08 | 16.11 | 16.09 | 17.771 | 17.812 | 17.850 | 0.512654 | 0.31 | 0.512635 | -0.06 |
341-U1418D-3-5,96-100 | 19.46 | 19.50 | 22.18 | 22.22 | 19.51 | 19.54 | 19.52 | 17.855 | 17.895 | 17.936 | 0.512666 | 0.54 | 0.512616 | -0.43 |
341-U1418C-3-3,146-150 | 22.56 | 22.60 | 24.17 | 24.21 | 21.26 | 21.29 | 21.27 | 17.945 | 17.993 | 18.044 | 0.512636 | -0.04 | 0.512618 | -0.38 |
341-U1418C-3-5,46-50 | 24.51 | 24.55 | 26.12 | 26.16 | 22.97 | 23.01 | 22.99 | 18.043 | 18.090 | 18.138 | 0.512652 | 0.27 | 0.512603 | -0.68 |
341-U1418D-4-2,86-90 | 24.36 | 24.40 | 28.13 | 28.17 | 24.74 | 24.77 | 24.76 | 18.193 | 18.248 | 18.296 | 0.512632 | -0.11 | 0.512666 | 0.55 |
341-U1418D-4-5,36-40 | 28.36 | 28.40 | 32.13 | 32.17 | 28.26 | 28.29 | 28.27 | 18.772 | 18.809 | 18.847 | 0.512607 | -0.61 | ||
341-U1418C-4-3,96-100 | 31.56 | 31.60 | 34.17 | 34.21 | 30.05 | 30.09 | 30.07 | 18.918 | 18.962 | 19.021 | 0.512669 | 0.60 | 0.512693 | 1.07 |
341-U1418C-4-5,6-10 | 33.66 | 33.70 | 36.27 | 36.31 | 31.90 | 31.93 | 31.92 | 19.435 | 19.729 | 20.015 | 0.512671 | 0.65 | ||
341-U1418D-5-2,26-30 | 33.26 | 33.30 | 38.12 | 38.16 | 33.52 | 33.56 | 33.54 | 20.321 | 20.404 | 20.475 | 0.512647 | 0.18 | 0.512647 | 0.17 |
341-U1418D-5-4,145-149 | 37.45 | 37.49 | 42.31 | 42.35 | 37.21 | 37.24 | 37.23 | 21.204 | 21.297 | 21.402 | 0.512640 | 0.05 | ||
341-U1418D-5-6,26-30 | 39.26 | 39.30 | 44.12 | 44.16 | 38.80 | 38.84 | 38.82 | 21.588 | 21.723 | 21.849 | 0.512654 | 0.31 |