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Hensen, Christian; Zabel, Matthias (2003): Geochemistry of porewater in sediment core GeoB1704-2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.105396

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Related to:
Hensen, Christian (1996): Frühdiagenetische Prozesse und Quantifizierung benthischer Stoff-Flüsse in Oberflächensedimenten des Südatlantiks. Berichte aus dem Fachbereich Geowissenschaften der Universität Bremen, 88, 132 pp, urn:nbn:de:gbv:46-ep000102178
Hensen, Christian; Landenberger, H; Zabel, Matthias; Gundersen, Jens K; Glud, Ronnie N; Schulz, Horst D (1997): Simulation of early diagenetic processes in continental slope sediments off Southwest Africa: The Computer Model CoTAM tested. Marine Geology, 144(1-3), 191-210, https://doi.org/10.1016/S0025-3227(97)00083-2
Hensen, Christian; Landenberger, H; Zabel, Matthias; Schulz, Horst D (1998): Quantification of diffusive benthic fluxes of nitrate, phosphate and silicate in the Southern Atlantic Ocean. Global Biogeochemical Cycles, 12(1), 193-210, https://doi.org/10.1029/97GB02731
Hensen, Christian; Zabel, Matthias; Schulz, Horst D (1999): A comparison of benthic nutrient fluxes from deep-sea sediments off Namibia and Argentina. In: Ganssen, G M & Wefer, G (eds.), Particle Flux and its preservation in deep-sea sediments.- Deep Sea Research II, Topical studies in oceanography, 47, 2029-2050, https://doi.org/10.1016/S0967-0645(00)00015-1
Coverage:
Latitude: -19.405000 * Longitude: 11.611667
Date/Time Start: 1992-01-07T00:00:00 * Date/Time End: 1992-01-07T00:00:00
Minimum DEPTH, sediment/rock: 0.000 m * Maximum DEPTH, sediment/rock: 0.320 m
Event(s):
GeoB1704-2 * Latitude: -19.405000 * Longitude: 11.611667 * Date/Time: 1992-01-07T00:00:00 * Elevation: -395.0 m * Recovery: 0.38 m * Location: Walvis Ridge * Campaign: M20/2 * Basis: Meteor (1986) * Method/Device: MultiCorer (MUC) * Comment: 6 gr., 4 kl., Foraminiferensand
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
DEPTH, sediment/rockDepth sedmGeocode
Ammonium[NH4]+µmol/lZabel, MatthiasContinuous Flow Analysis (CFA)
Nitrate[NO3]-µmol/lZabel, MatthiasContinuous Flow Analysis (CFA)
Phosphate[PO4]3-µmol/lZabel, MatthiasInductively coupled plasma atomic emission spectroscope (ICP-AES)
Sulfate[SO4]2-mmol/lZabel, MatthiasIon chromatography
Alkalinity, totalATmmol(eq)/lZabel, MatthiasTitration
pHpHZabel, MatthiasIon selective probe
Oxidation reduction (RedOx) potentialEhmVZabel, MatthiasIon selective probe
Size:
100 data points

Data

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


Depth sed [m]

[NH4]+ [µmol/l]

[NO3]- [µmol/l]

[PO4]3- [µmol/l]

[SO4]2- [mmol/l]

AT [mmol(eq)/l]

pH

Eh [mV]
0.0003.6042.424.7429.852.927.90344
0.00520.163.7925.122.717.64309
0.0132.587.692.78
0.0182.588.212.877.67245
0.0222.4210.212.86
0.0280.979.692.537.72222
0.0330.979.582.71
0.0370.979.692.717.74219
0.0431.458.632.71
0.0482.747.697.73172
0.0550.816.322.707.76162
0.0650.814.6327.982.687.81182
0.0753.9028.642.667.80197
0.0853.6928.382.647.84210
0.0952.9528.532.707.81226
0.1133.2627.412.617.82242
0.1382.3227.882.647.85249
0.1753.2627.692.597.81226
0.2254.1127.652.637.81222
0.2755.0528.412.587.81224
0.3205.2628.462.587.83205