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 cores EW0408-85TC and EW0408-85JC from the Gulf of Alaska, Northeast Pacific [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.892205, 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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Coverage:
Latitude: 59.555300 * Longitude: -144.153500
Minimum DEPTH, sediment/rock: 0.090 m * Maximum DEPTH, sediment/rock: 11.030 m
Event(s):
EW0408-85JC * Latitude: 59.555300 * Longitude: -144.153500 * Elevation: -682.0 m * Recovery: 11.24 m * Location: Gulf of Alaska * Method/Device: Jumbo Piston Core (JPC)
Parameter(s):
# | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
---|---|---|---|---|---|---|
1 | Event label | Event | Du, Jianghui | Core | ||
2 | Depth, top/min | Depth top | m | Du, Jianghui | ||
3 | Depth, bottom/max | Depth bot | m | Du, Jianghui | ||
4 | DEPTH, sediment/rock | Depth sed | m | Du, Jianghui | Geocode – Mid point of sample interval | |
5 | Depth, composite | Depth comp | mcd | Du, Jianghui | Piston core EW0408-85JC and trigger core EW0408-85TC are put on the same depth scale, equivalent to depth below seafloor | |
6 | 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 | |
7 | AGE | Age | ka BP | Du, Jianghui | Geocode – Age 50% (yr): 50% quantile of 10000 age models generated using Bchron, i.e. the median age | |
8 | 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 | |
9 | Neodymium-143/Neodymium-144 ratio | 143Nd/144Nd | Du, Jianghui | Authigenic 143Nd/144Nd Fe-Mn oxyhydroxide, 2σ external uncertainty is 0.000015 | ||
10 | ε-Neodymium, authigenic | ε-Nd auth | Du, Jianghui | Authigenic εNd = (sample 143Nd/144Nd/0.512638 -1)*10000, 2σ external uncertainty is 0.29 | ||
11 | Neodymium-143/Neodymium-144 ratio | 143Nd/144Nd | Du, Jianghui | Bulk sediment 143Nd/144Nd, 2σ external uncertainty is 0.000015 | ||
12 | 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:
435 data points
Data
1 Event (Core) | 2 Depth top [m] | 3 Depth bot [m] | 4 Depth sed [m] (Mid point of sample interval) | 5 Depth comp [mcd] (Piston core EW0408-85JC and t...) | 6 Age min [ka] (Age 16% (yr): 16% quantile of...) | 7 Age [ka BP] (Age 50% (yr): 50% quantile of...) | 8 Age max [ka] (Age 84% (yr): 84% quantile of...) | 9 143Nd/144Nd (Authigenic 143Nd/144Nd Fe-Mn ...) | 10 ε-Nd auth (Authigenic εNd = (sample 143N...) | 11 143Nd/144Nd (Bulk sediment 143Nd/144Nd, 2σ...) | 12 ε-Nd (Bulk sediment εNd = (sample 1...) |
---|---|---|---|---|---|---|---|---|---|---|---|
EW0408-85TC | 0.080 | 0.100 | 0.090 | 0.220 | 0.069 | 0.142 | 0.302 | 0.512603 | -0.69 | 0.512587 | -0.99 |
EW0408-85TC | 1.100 | 1.120 | 1.110 | 1.240 | 0.673 | 0.755 | 0.850 | 0.512605 | -0.64 | 0.512618 | -0.40 |
EW0408-85TC | 2.080 | 2.100 | 2.090 | 2.220 | 1.809 | 1.888 | 1.975 | 0.512585 | -1.03 | 0.512608 | -0.59 |
EW0408-85JC | 0.250 | 0.270 | 0.260 | 1.760 | 1.341 | 1.414 | 1.493 | 0.512616 | -0.42 | 0.512619 | -0.36 |
EW0408-85JC | 1.030 | 1.050 | 1.040 | 2.540 | 2.774 | 2.840 | 2.918 | 0.512588 | -0.98 | 0.512639 | 0.01 |
EW0408-85JC | 1.530 | 1.550 | 1.540 | 3.040 | 3.322 | 3.407 | 3.501 | 0.512617 | -0.41 | 0.512599 | -0.77 |
EW0408-85JC | 2.050 | 2.070 | 2.060 | 3.560 | 3.750 | 3.838 | 3.922 | 0.512600 | -0.73 | 0.512585 | -1.03 |
EW0408-85JC | 2.530 | 2.550 | 2.540 | 4.040 | 4.577 | 4.693 | 4.798 | 0.512623 | -0.29 | 0.512599 | -0.76 |
EW0408-85JC | 3.030 | 3.050 | 3.040 | 4.540 | 5.315 | 5.396 | 5.479 | 0.512606 | -0.62 | 0.512601 | -0.73 |
EW0408-85JC | 3.530 | 3.550 | 3.540 | 5.040 | 6.316 | 6.353 | 6.390 | 0.512610 | -0.55 | 0.512598 | -0.79 |
EW0408-85JC | 3.780 | 3.790 | 3.785 | 5.285 | 6.861 | 7.124 | 7.404 | 0.512622 | -0.31 | ||
EW0408-85JC | 4.040 | 4.060 | 4.050 | 5.550 | 7.927 | 7.957 | 7.986 | 0.512618 | -0.39 | 0.512576 | -1.20 |
EW0408-85JC | 4.540 | 4.560 | 4.550 | 6.050 | 8.522 | 8.619 | 8.739 | 0.512621 | -0.34 | 0.512585 | -1.04 |
EW0408-85JC | 5.040 | 5.060 | 5.050 | 6.550 | 9.069 | 9.214 | 9.345 | 0.512631 | -0.14 | ||
EW0408-85JC | 5.280 | 5.290 | 5.285 | 6.785 | 9.423 | 9.571 | 9.718 | 0.512637 | -0.03 | ||
EW0408-85JC | 5.540 | 5.560 | 5.550 | 7.050 | 9.864 | 9.980 | 10.081 | 0.512645 | 0.13 | 0.512603 | -0.68 |
EW0408-85JC | 5.740 | 5.760 | 5.750 | 7.250 | 10.256 | 10.300 | 10.351 | 0.512640 | 0.05 | 0.512585 | -1.04 |
EW0408-85JC | 5.820 | 5.830 | 5.825 | 7.325 | 10.458 | 10.494 | 10.532 | 0.512635 | -0.05 | ||
EW0408-85JC | 5.890 | 5.910 | 5.900 | 7.400 | 10.655 | 10.684 | 10.716 | 0.512653 | 0.29 | 0.512647 | 0.18 |
EW0408-85JC | 5.960 | 5.970 | 5.965 | 7.465 | 10.749 | 10.795 | 10.840 | 0.512656 | 0.36 | ||
EW0408-85JC | 6.030 | 6.050 | 6.040 | 7.540 | 10.850 | 10.926 | 10.999 | 0.512646 | 0.16 | 0.512620 | -0.34 |
EW0408-85JC | 6.080 | 6.100 | 6.090 | 7.590 | 11.105 | 11.141 | 11.174 | 0.512628 | -0.20 | 0.512656 | 0.36 |
EW0408-85JC | 6.140 | 6.150 | 6.145 | 7.645 | 11.239 | 11.282 | 11.345 | 0.512603 | -0.68 | ||
EW0408-85JC | 6.190 | 6.210 | 6.200 | 7.700 | 11.355 | 11.427 | 11.539 | 0.512606 | -0.63 | 0.512636 | -0.04 |
EW0408-85JC | 6.240 | 6.250 | 6.245 | 7.745 | 11.588 | 11.642 | 11.718 | 0.512600 | -0.74 | ||
EW0408-85JC | 6.290 | 6.310 | 6.300 | 7.800 | 11.849 | 11.903 | 11.955 | 0.512584 | -1.04 | 0.512638 | 0.00 |
EW0408-85JC | 6.340 | 6.350 | 6.345 | 7.845 | 12.011 | 12.059 | 12.108 | 0.512581 | -1.11 | ||
EW0408-85JC | 6.390 | 6.410 | 6.400 | 7.900 | 12.181 | 12.256 | 12.333 | 0.512591 | -0.92 | 0.512616 | -0.43 |
EW0408-85JC | 6.420 | 6.430 | 6.425 | 7.925 | 12.398 | 12.443 | 12.484 | 0.512612 | -0.51 | ||
EW0408-85JC | 6.440 | 6.450 | 6.445 | 7.945 | 12.568 | 12.602 | 12.672 | 0.512605 | -0.65 | 0.512673 | 0.67 |
EW0408-85JC | 6.460 | 6.470 | 6.465 | 7.965 | 12.952 | 13.034 | 13.112 | 0.512627 | -0.21 | ||
EW0408-85JC | 6.480 | 6.490 | 6.485 | 7.985 | 13.388 | 13.469 | 13.549 | 0.512627 | -0.21 | ||
EW0408-85JC | 6.490 | 6.500 | 6.495 | 7.995 | 13.609 | 13.671 | 13.715 | 0.512626 | -0.23 | ||
EW0408-85JC | 6.510 | 6.520 | 6.515 | 8.015 | 13.725 | 13.757 | 13.791 | 0.512631 | -0.14 | ||
EW0408-85JC | 6.530 | 6.550 | 6.540 | 8.040 | 13.796 | 13.846 | 13.897 | 0.512632 | -0.12 | 0.512640 | 0.04 |
EW0408-85JC | 6.590 | 6.610 | 6.600 | 8.100 | 14.050 | 14.085 | 14.117 | 0.512646 | 0.16 | ||
EW0408-85JC | 6.690 | 6.710 | 6.700 | 8.200 | 14.203 | 14.270 | 14.371 | 0.512655 | 0.34 | 0.512661 | 0.45 |
EW0408-85JC | 6.740 | 6.760 | 6.750 | 8.250 | 14.422 | 14.540 | 14.645 | 0.512644 | 0.12 | ||
EW0408-85JC | 6.790 | 6.810 | 6.800 | 8.300 | 14.719 | 14.797 | 14.869 | 0.512641 | 0.07 | 0.512661 | 0.46 |
EW0408-85JC | 6.840 | 6.850 | 6.845 | 8.345 | 14.910 | 14.976 | 15.032 | 0.512628 | -0.20 | 0.512630 | -0.16 |
EW0408-85JC | 6.870 | 6.880 | 6.875 | 8.375 | 15.180 | 15.241 | 15.303 | 0.512632 | -0.12 | ||
EW0408-85JC | 6.890 | 6.910 | 6.900 | 8.400 | 15.374 | 15.463 | 15.553 | 0.512651 | 0.25 | ||
EW0408-85JC | 6.960 | 6.970 | 6.965 | 8.465 | 15.747 | 15.815 | 15.879 | 0.512636 | -0.04 | ||
EW0408-85JC | 7.030 | 7.050 | 7.040 | 8.540 | 16.156 | 16.202 | 16.244 | 0.512637 | -0.03 | 0.512640 | 0.04 |
EW0408-85JC | 7.250 | 7.270 | 7.260 | 8.760 | 16.566 | 16.623 | 16.679 | 0.512643 | 0.11 | 0.512619 | -0.37 |
EW0408-85JC | 7.530 | 7.550 | 7.540 | 9.040 | 16.845 | 16.913 | 16.972 | 0.512649 | 0.21 | 0.512644 | 0.11 |
EW0408-85JC | 8.030 | 8.050 | 8.040 | 9.540 | 17.004 | 17.048 | 17.085 | 0.512642 | 0.08 | 0.512608 | -0.59 |
EW0408-85JC | 8.530 | 8.550 | 8.540 | 10.040 | 17.060 | 17.100 | 17.140 | 0.512655 | 0.33 | ||
EW0408-85JC | 9.030 | 9.050 | 9.040 | 10.540 | 17.121 | 17.164 | 17.206 | 0.512645 | 0.14 | 0.512573 | -1.27 |
EW0408-85JC | 9.520 | 9.540 | 9.530 | 11.030 | 17.180 | 17.223 | 17.268 | 0.512639 | 0.01 | ||
EW0408-85JC | 10.020 | 10.040 | 10.030 | 11.530 | 17.262 | 17.305 | 17.344 | 0.512636 | -0.04 | 0.512608 | -0.58 |
EW0408-85JC | 10.520 | 10.540 | 10.530 | 12.030 | 17.344 | 17.385 | 17.419 | 0.512634 | -0.07 | ||
EW0408-85JC | 11.020 | 11.040 | 11.030 | 12.530 | 17.437 | 17.473 | 17.510 | 0.512625 | -0.25 | 0.512605 | -0.64 |