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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 EW0408-87JC from the Gulf of Alaska, Northeast Pacific [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.892206, 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: 58.769500 * Longitude: -144.501140
Date/Time Start: 2004-09-19T00:00:00 * Date/Time End: 2004-09-19T00:00:00
Minimum DEPTH, sediment/rock: 0.390 m * Maximum DEPTH, sediment/rock: 14.475 m
Event(s):
EW0408-87JC * Latitude: 58.769500 * Longitude: -144.501140 * Date/Time: 2004-09-19T00:00:00 * Elevation: -3680.0 m * Recovery: 14.63 m * Campaign: EW0408 * Basis: Maurice Ewing * Method/Device: Piston corer (PC)
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
Depth, top/minDepth topmDu, Jianghui
Depth, bottom/maxDepth botmDu, Jianghui
DEPTH, sediment/rockDepth sedmDu, JianghuiGeocode – Mid point of sample interval
Age, minimum/youngAge minkaDu, JianghuiAge 16% (yr): 16% quantile of 10000 age models generated using Bchron, equivalent to 1σ lower age if the distribution of age is Gaussian
AGEAgeka BPDu, JianghuiGeocode – Age 50% (yr): 50% quantile of 10000 age models generated using Bchron, i.e. the median age
Age, maximum/oldAge maxkaDu, JianghuiAge 84% (yr): 84% quantile of 10000 age models generated using Bchron, equivalent to 1σ upper age if the distribution of age is Gaussian
Neodymium-143/Neodymium-144 ratio143Nd/144NdDu, JianghuiAuthigenic Fe-Mn oxyhydroxide 143Nd/144Nd, 2σ external uncertainty is 0.000015
ε-Neodymium, authigenicε-Nd authDu, JianghuiAuthigenic εNd = (sample 143Nd/144Nd/0.512638 -1)*10000, 2σ external uncertainty is 0.29
Neodymium-143/Neodymium-144 ratio143Nd/144NdDu, JianghuiBulk sediment 143Nd/144Nd, 2σ external uncertainty is 0.000015
10 ε-Neodymiumε-NdDu, JianghuiBulk sediment εNd = (sample 143Nd/144Nd/0.512638 -1)*10000, 2σ external uncertainty is 0.29
Size:
344 data points

Data

Download dataset as tab-delimited text — use the following character encoding:


Depth top [m]

Depth bot [m]

Depth sed [m]
(Mid point of sample interval)

Age min [ka]
(Age 16% (yr): 16% quantile of...)

Age [ka BP]
(Age 50% (yr): 50% quantile of...)

Age max [ka]
(Age 84% (yr): 84% quantile of...)

143Nd/144Nd
(Authigenic Fe-Mn oxyhydroxide...)

ε-Nd auth
(Authigenic εNd = (sample 143N...)

143Nd/144Nd
(Bulk sediment 143Nd/144Nd, 2σ...)
10 
ε-Nd
(Bulk sediment εNd = (sample 1...)
0.380.400.3900.6870.7110.7440.512579-1.16
0.520.530.5251.0921.3292.0320.512611-0.520.512613-0.50
0.820.830.8251.9622.7084.0880.512596-0.810.512615-0.45
0.950.960.9552.3523.3054.7330.512592-0.91
1.061.071.0652.6993.8115.2190.512596-0.820.512594-0.86
1.231.241.2353.2764.5925.8900.512588-0.97
1.391.411.4003.9275.3496.4620.512592-0.890.512603-0.69
1.601.621.6104.8306.3147.1100.512607-0.60
1.771.781.7755.7747.0737.5980.512592-0.890.512619-0.38
1.941.951.9457.0947.8548.0980.512603-0.68
2.082.092.0858.4628.5038.5380.512590-0.930.512591-0.92
2.172.182.1759.1129.1679.2130.512606-0.63
2.222.232.2259.4859.5399.5820.512612-0.500.512635-0.06
2.272.292.2809.8709.94710.0160.512604-0.67
2.312.322.31510.16110.20910.2470.512590-0.940.512612-0.50
2.342.352.34510.38510.43110.4690.512577-1.19
2.362.372.36510.53510.58110.6170.512577-1.180.512617-0.42
2.382.392.38510.68510.72910.7650.512576-1.20
2.402.412.40510.83510.87810.9130.512568-1.360.512619-0.38
2.422.432.42510.98611.02611.0600.512556-1.60
2.442.462.45011.15511.20611.2310.512561-1.500.512607-0.61
2.492.512.50011.27511.32011.3790.512545-1.82
2.522.532.52511.45611.50811.5610.512549-1.740.512618-0.39
2.542.562.55011.61511.69511.7630.512558-1.57
2.662.682.67011.92511.97212.0150.512571-1.320.512621-0.33
2.692.702.69512.05412.09612.1320.512581-1.11
2.712.732.72012.17812.22612.2700.512565-1.420.512622-0.31
2.742.752.74512.32712.35612.3840.512578-1.17
2.802.822.81012.65812.69412.7270.512573-1.280.512638-0.01
2.832.842.83512.76412.78712.8130.512577-1.18
2.882.892.88512.94512.97012.9960.512576-1.220.5126380.01
2.932.942.93513.12313.15313.1830.512580-1.13
3.003.023.01013.38613.42513.4640.512578-1.170.5126430.09
3.043.053.04513.48813.52213.5600.512589-0.95
3.123.133.12513.70413.74113.7780.512584-1.050.5126420.07
3.183.193.18513.86213.90313.9470.512581-1.12
3.283.303.29014.14114.19014.2480.512588-0.980.5126400.04
3.403.423.41014.52314.65414.7700.512577-1.19
3.473.483.47514.67714.79714.9080.512586-1.010.512636-0.03
3.593.613.60014.94815.04515.1370.512593-0.87
3.683.693.68515.13515.21815.2930.512602-0.690.5126800.82
3.803.823.81015.39515.47415.5480.512588-0.98
3.973.983.97515.69015.75315.8130.512599-0.760.512627-0.22
4.204.214.20516.08416.13416.1860.512602-0.70
4.594.604.59516.40416.48816.5690.512616-0.430.512617-0.42
4.914.924.91516.75916.84316.9220.5126380.00
5.395.405.39516.99317.05417.1060.5126580.390.512598-0.78
9.229.239.22517.18117.23117.2800.5126470.17
14.4714.4814.47517.70417.76117.8180.5126440.110.512608-0.59