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