Hensen, Christian; Zabel, Matthias (2003): Geochemistry of porewater in sediment core GeoB1704-3 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.105397
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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
Project(s):
Coverage:
Latitude: -19.405000 * Longitude: 11.610000
Date/Time Start: 1992-01-07T00:00:00 * Date/Time End: 1992-01-07T00:00:00
Minimum DEPTH, sediment/rock: 0.200 m * Maximum DEPTH, sediment/rock: 5.700 m
Event(s):
GeoB1704-3 * Latitude: -19.405000 * Longitude: 11.610000 * Date/Time: 1992-01-07T00:00:00 * Elevation: -400.0 m * Recovery: 5.97 m * Location: Walvis Ridge * Campaign: M20/2 * Basis: Meteor (1986) * Method/Device: Gravity corer (Kiel type) (SL) * Comment: Geochemie
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 2 | Ammonium | [NH4]+ | µmol/l | Zabel, Matthias | Continuous Flow Analysis (CFA) | |
| 3 | Fluoride | F- | µmol/l | Zabel, Matthias | Ion selective probe | |
| 4 | Phosphate | [PO4]3- | µmol/l | Zabel, Matthias | Continuous Flow Analysis (CFA) | |
| 5 | Sulfate | [SO4]2- | mmol/l | Zabel, Matthias | Ion chromatography | |
| 6 | Alkalinity, total | AT | mmol(eq)/l | Zabel, Matthias | Titration | |
| 7 | pH | pH | Zabel, Matthias | Ion selective probe | ||
| 8 | Oxidation reduction (RedOx) potential | Eh | mV | Zabel, Matthias | Ion selective probe |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
143 data points
Data
| 1 Depth sed [m] | 2 [NH4]+ [µmol/l] | 3 F- [µmol/l] | 4 [PO4]3- [µmol/l] | 5 [SO4]2- [mmol/l] | 6 AT [mmol(eq)/l] | 7 pH | 8 Eh [mV] |
|---|---|---|---|---|---|---|---|
| 0.200 | 10.87 | 78.4 | 7.72 | 28.48 | 2.75 | 7.73 | 213 |
| 0.500 | 36.15 | 76.3 | 9.82 | 27.88 | 2.81 | 7.71 | 115 |
| 0.800 | 79.00 | 76.3 | 10.53 | 28.00 | 3.02 | 7.67 | 89 |
| 1.200 | 103.06 | 75.8 | 9.82 | 26.94 | 3.23 | 7.69 | 57 |
| 1.500 | 122.69 | 78.4 | 10.18 | 27.28 | 3.37 | 7.66 | 52 |
| 1.800 | 126.84 | 74.7 | 9.82 | 27.03 | 3.32 | 7.64 | 42 |
| 2.200 | 122.80 | 82.1 | 7.02 | 26.97 | 3.41 | 7.56 | 34 |
| 2.500 | 125.51 | 79.0 | 6.79 | 26.64 | 3.53 | 7.55 | 24 |
| 2.800 | 130.83 | 76.8 | 7.02 | 25.63 | 3.86 | 7.51 | 25 |
| 3.200 | 205.40 | 75.8 | 7.73 | 26.66 | 3.69 | 7.45 | 19 |
| 3.500 | 205.40 | 75.3 | 6.79 | 26.97 | 3.89 | 7.45 | 22 |
| 3.800 | 200.13 | 73.2 | 6.32 | 27.36 | 3.83 | 7.48 | 18 |
| 4.200 | 285.23 | 74.2 | 6.32 | 26.71 | 4.20 | 7.41 | 8 |
| 4.400 | 308.52 | 76.8 | 6.32 | 26.44 | 4.36 | 7.47 | 11 |
| 4.600 | 288.28 | 77.4 | 6.32 | 26.08 | 4.42 | 7.45 | 16 |
| 4.800 | 308.52 | 64.7 | 7.02 | 26.37 | 4.89 | 7.45 | 19 |
| 5.000 | 349.26 | 70.5 | 6.56 | 25.88 | 4.51 | 7.43 | 32 |
| 5.200 | 349.26 | 73.2 | 6.32 | 26.04 | 4.63 | 7.43 | 19 |
| 5.350 | 355.08 | 6.79 | 25.65 | 5.33 | 7.42 | 11 | |
| 5.500 | 385.69 | 72.6 | 6.32 | 24.46 | 5.10 | 7.43 | 17 |
| 5.700 | 6.09 | 5.29 | 7.43 | 22 |