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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 341-U1419 from the Gulf of Alaska, Northeast Pacific [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.892204, 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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Published: 2018-07-05 • DOI registered: 2018-08-04

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Project(s):
Integrated Ocean Drilling Program / International Ocean Discovery Program (IODP)
Coverage:
Latitude: 59.532100 * Longitude: -144.133800
Minimum DEPTH, sediment/rock: 5.91 m * Maximum DEPTH, sediment/rock: 22.89 m
Event(s):
341-U1419 * Latitude: 59.532100 * Longitude: -144.133800 * Elevation: -697.9 m * Penetration: 629 m * Recovery: 487.86 m * Campaign: Exp341 (Southern Alaska Margin: Tectonics, Climate and Sedimentation) * Basis: Joides Resolution * Method/Device: Composite Core (COMPCORE) * Comment: 101 cores, 36.7 m drilled, 82.4% recovery
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1 Sample code/labelSample labelDu, JianghuiDSDP/ODP/IODP sample designation
2 Depth, top/minDepth topmDu, Jianghuit_csf_a (m): CSF_A depth scale
3 Depth, bottom/maxDepth botmDu, Jianghuib_csf_a (m): CSF_A depth scale
4 Depth, composite topDepth comp topmcdDu, Jianghuit_ccsf_a (m): CCSF_A depth scale
5 Depth, composite bottomDepth comp botmcdDu, Jianghuib_ccsf_a (m): CCSF_A depth scale
6 Depth, composite topDepth comp topmcdDu, Jianghuit_ccsf_b (m): CCSF_B depth scale
7 Depth, composite bottomDepth comp botmcdDu, Jianghuib_ccsf_b (m): CCSF_B depth scale
8 DEPTH, sediment/rockDepth sedmDu, JianghuiGeocode – ccsf_b_mid (m): CCSF_B depth scale
9 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
10 AGEAgeka BPDu, JianghuiGeocode – Age 50% (yr): 50% quantile of 10000 age models generated using Bchron, i.e. the median age
11 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
12 Neodymium-143/Neodymium-144 ratio143Nd/144NdDu, JianghuiAuthigenic Fe-Mn oxyhydroxide, 2σ external uncertainty is 0.000015
13 ε-Neodymium, authigenicε-Nd authDu, JianghuiAuthigenic εNd = (sample 143Nd/144Nd/0.512638 -1)*10000, 2σ external uncertainty is 0.29
14 Neodymium-143/Neodymium-144 ratio143Nd/144NdDu, JianghuiBulk sediment, 2σ external uncertainty is 0.000015
15 ε-Neodymiumε-NdDu, JianghuiBulk 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:
192 data points

Data

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

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-U1419B-1-5,90-936.906.936.906.935.905.935.9116.44316.51116.5850.5126440.12
341-U1419D-2-1,130-1346.806.847.047.086.026.056.0416.67116.72816.7840.5126520.280.512601-0.73
341-U1419E-2-4,102-10614.5014.5415.1015.1412.9112.9412.9317.82517.86617.9010.5126650.52
341-U1419E-2-5,140-14416.4016.4417.0017.0414.5314.5714.5517.98518.02218.0640.5126490.220.512614-0.47
341-U1419E-2-6,25-2916.8016.8417.4017.4414.8814.9114.8918.11618.16618.2230.5126480.20
341-U1419E-2-6,110-11417.6017.6418.2018.2415.5615.5915.5818.48118.53218.5790.5126440.130.512626-0.23
341-U1419D-3-3,15-1918.1518.1919.5519.5916.7116.7516.7319.32919.43819.5240.5126460.16
341-U1419D-3-3,55-5918.5518.5919.9519.9917.0517.0917.0719.79019.87619.9550.5126490.220.512613-0.49
341-U1419D-3-3,135-13919.3519.3920.7520.7917.7417.7717.7520.25920.33820.4120.5126590.41
341-U1419D-3-4,135-13920.8620.9022.2622.3019.0319.0619.0520.51920.58120.6500.5126580.380.512616-0.44
341-U1419D-3-6,15-1922.5622.6023.9624.0020.4820.5220.5021.31321.39021.4580.512632-0.11
341-U1419E-3-4,50-5423.3323.3724.8524.8921.2421.2821.2621.51721.57421.6330.5126610.450.512627-0.21
341-U1419E-3-4,84-8823.7323.7725.2525.2921.5921.6221.6021.66821.71921.7690.5126750.72
341-U1419E-3-5,15-1924.4324.4725.9525.9922.1822.2222.2021.77221.81721.8550.512636-0.040.512619-0.38
341-U1419E-3-5,55-5924.8324.8726.3526.3922.5322.5622.5421.90821.95822.0200.5126400.03
341-U1419E-3-5,95-9925.2325.2726.7526.7922.8722.9022.8922.07922.16522.2520.512637-0.030.512626-0.24