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Pesjak, Lea; McMinn, Andrew; Chase, Zanna; Bostock, Helen C (2023): Biogenic silica of sediment core TAN1302-44 from Adélie Land, East Antarctica [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.946526, In: Pesjak, L et al. (2023): Relative abundance of diatom species, biogenic silica and Si/Al over last ~140 kyr, from the East Antarctic continental margin [dataset bundled publication]. PANGAEA, https://doi.org/10.1594/PANGAEA.946549

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Keyword(s):
Antarctic continental margin; diatoms; Glacial cycles; Paleoceanography; Sediment core
Related to:
DeMaster, David J (1981): The supply and accumulation of silica in the marine environment. Geochimica et Cosmochimica Acta, 45(10), 1715-1732, https://doi.org/10.1016/0016-7037(81)90006-5
Mortlock, Richard A; Froelich, Philip N (1989): A simple method for the rapid determination of biogenic opal in pelagic marine sediments. Deep Sea Research Part A. Oceanographic Research Papers, 36(9), 1415-1426, https://doi.org/10.1016/0198-0149(89)90092-7
Coverage:
Latitude: -64.912500 * Longitude: 144.544333
Minimum DEPTH, sediment/rock: 0.05 m * Maximum DEPTH, sediment/rock: 2.80 m
Event(s):
TAN1302-44 * Latitude: -64.912500 * Longitude: 144.544333 * Elevation: -3095.0 m * Location: Adelie Land * Method/Device: Core (CORE) * Comment: Core length: 630 cm
Comment:
Based on Mortlock and Froelich (1989) and DeMaster (1981); measured by Lea Pesjak, Dr Nils Jansen and Julie Donahue.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DEPTH, sediment/rockDepth sedmPesjak, LeaGeocode
Biogenic silicabSiO2%Pesjak, LeaAfter Mortlock and Froelich (1981)
Status:
Curation Level: Enhanced curation (CurationLevelC)
Size:
15 data points

Data

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


Depth sed [m]

bSiO2 [%]
0.0519
0.2022
0.30
0.4010
0.50
0.607
0.70
0.806
0.90
1.007
1.10
1.209
1.30
1.4018
1.50
1.609
1.70
1.8010
1.90
2.0011
2.10
2.2012
2.30
2.4015
2.50
2.6016
2.70
2.808