Poulton, Simon W; Canfield, Donald E (2006): (Table A1P) Phosphorus speciation in sediments from DSDP Hole 92-599 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.710888, In supplement to: Poulton, SW; Canfield, DE (2006): Co-diagenesis of iron and phosphorus in hydrothermal sediments from the southern East Pacific Rise; implications for the evaluation of paleo-sea water phosphate concentrations. Geochimica et Cosmochimica Acta, 70(23), 5883-5898, https://doi.org/10.1016/j.gca.2006.01.030
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Project(s):
Deep Sea Drilling Project (DSDP)
Coverage:
Latitude: -19.451500 * Longitude: -119.881300
Date/Time Start: 1983-03-20T00:00:00 * Date/Time End: 1983-03-20T00:00:00
Minimum DEPTH, sediment/rock: 0.5 m * Maximum DEPTH, sediment/rock: 8.5 m
Event(s):
92-599 * Latitude: -19.451500 * Longitude: -119.881300 * Date/Time: 1983-03-20T00:00:00 * Elevation: -3654.0 m * Penetration: 46.3 m * Recovery: 34.8 m * Location: South Pacific/PLATEAU * Campaign: Leg92 * Basis: Glomar Challenger * Method/Device: Drilling/drill rig (DRILL) * Comment: 5 cores; 46.3 m cored; 0 m drilled; 75.1 % recovery
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 2 | Age model | Age model | ka | Poulton, Simon W | ||
| 3 | Phosphorus | P | % | Poulton, Simon W | UV/VIS Spectrometer | total |
| 4 | Phosphorus | P | % | Poulton, Simon W | UV/VIS Spectrometer | loosely bound + exchangeable P; extractant: 1 M MgCl2 (pH 8): 2 x 2 h; water wash: 2 x 2 h |
| 5 | Phosphorus | P | % | Poulton, Simon W | UV/VIS Spectrometer | iron-bound P; extractant: 0.3 M Na-citrate/1 M NaHCO3/0.14 M Na-dithionite: 8 h 1 M MgCl2 (pH 8): 2 h; water wash: 2 h |
| 6 | Phosphorus | P | % | Poulton, Simon W | UV/VIS Spectrometer | in authigenic apatite + biogenic apatite + CaCO3-bound P; extractant: 1 M Na- acetate (pH 4-acetic acid buffered): 6 h 1 M MgCl2 (pH 8): 2 x 2 h; water wash: 2 h |
| 7 | Phosphorus | P | % | Poulton, Simon W | UV/VIS Spectrometer | in detrital apatite + other inorganic P phases; extractant: 1 M HCl: 16 h |
| 8 | Phosphorus | P | % | Poulton, Simon W | UV/VIS Spectrometer | organic P; ashing at 550°C: 2 h; extractant: 1 M HCl: 16 h |
| 9 | Phosphorus | P | % | Poulton, Simon W | UV/VIS Spectrometer | biogenic P; extractant: 2 M NH4Cl (pH 7): 8 x 4 h |
| 10 | Phosphorus | P | % | Poulton, Simon W | UV/VIS Spectrometer | bound with hydrous ferric oxides + lepidocrocite; extractant: 1 M hydroxylamine-HCl in 25% acetic acid (pH 2): 48 h; 1 M MgCl2 (pH 8): 2 x 2 h |
| 11 | Phosphorus | P | % | Poulton, Simon W | UV/VIS Spectrometer | bound with goethite + hematite; extractant: 0.35 M acetic acid/0.2 M Na-citrate/0.28 M Na dithionite: 2 h |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
50 data points
Data
| 1 Depth sed [m] | 2 Age model [ka] | 3 P [%] (total) | 4 P [%] (loosely bound + exchangeable ...) | 5 P [%] (iron-bound P; extractant: 0.3...) | 6 P [%] (in authigenic apatite + bioge...) | 7 P [%] (in detrital apatite + other i...) | 8 P [%] (organic P; ashing at 550°C: 2...) | 9 P [%] (biogenic P; extractant: 2 M N...) | 10 P [%] (bound with hydrous ferric oxi...) | 11 P [%] (bound with goethite + hematit...) |
|---|---|---|---|---|---|---|---|---|---|---|
| 0.5 | 10 | 0.093 | 0.004 | 0.038 | 0.047 | 0.005 | 0.000 | 0.001 | 0.025 | 0.014 |
| 2.5 | 50 | 0.111 | 0.004 | 0.036 | 0.076 | 0.007 | 0.000 | 0.001 | 0.009 | 0.027 |
| 4.5 | 90 | 0.104 | 0.004 | 0.039 | 0.063 | 0.009 | 0.000 | 0.001 | 0.009 | 0.030 |
| 6.5 | 120 | 0.074 | 0.004 | 0.035 | 0.039 | 0.007 | 0.000 | 0.001 | 0.025 | 0.010 |
| 8.5 | 160 | 0.054 | 0.003 | 0.030 | 0.033 | 0.006 | 0.000 | 0.001 | 0.029 | 0.001 |