Frenz, Michael; Henrich, Rüdiger (2003): Bulk sedimentological parameters of sediment core GeoB1031-4, representing the LGM [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.95017
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Related to:
Frenz, Michael (2003): Grain-size composition of Quaternary South Atlantic sediments and its paleoceanographic significance. Berichte aus dem Fachbereich Geowissenschaften der Universität Bremen, 213, 123 pp, urn:nbn:de:gbv:46-ep000103333
Frenz, Michael; Henrich, Rüdiger (2007): Carbonate dissolution revealed by silt grain-size distribution: comparison of Holocene and Last Glacial Maximum sediments from the pelagic South Atlantic. Sedimentology, 54(2), 391-404, https://doi.org/10.1111/j.1365-3091.2006.00841.x
Project(s):
Coverage:
Latitude: -21.880000 * Longitude: 7.101667
Date/Time Start: 1988-03-03T00:00:00 * Date/Time End: 1988-03-03T00:00:00
Minimum DEPTH, sediment/rock: 0.25 m * Maximum DEPTH, sediment/rock: 0.40 m
Event(s):
GeoB1031-4 * Latitude: -21.880000 * Longitude: 7.101667 * Date/Time: 1988-03-03T00:00:00 * Elevation: -3105.0 m * Penetration: 12 m * Recovery: 10.78 m * Location: Walvis Ridge, Southeast Atlantic Ocean * Campaign: M6/6 * Basis: Meteor (1986) * Method/Device: Gravity corer (Kiel type) (SL) * Comment: cc: Foram.-schl., sandig
Comment:
The time interval of the LGM was fixed at 19-23 ka B.P. (calendar years).
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | DEPTH, sediment/rock | Depth sed | m | Geocode | ||
| 2 | Sand | Sand | % | Frenz, Michael | Grain size, sieving | |
| 3 | Silt | Silt | % | Frenz, Michael | Grain size, SEDIGRAPH 5100 | |
| 4 | Size fraction < 0.002 mm, clay | <2 µm | % | Frenz, Michael | Grain size, SEDIGRAPH 5100 | |
| 5 | Calcium carbonate | CaCO3 | % | Frenz, Michael | Calculated, see reference(s) | carbonate in silt fraction |
| 6 | Calcium carbonate | CaCO3 | % | Frenz, Michael | Calculated, see reference(s) | carbonate in silt fraction > 8 µm |
| 7 | Calcium carbonate | CaCO3 | % | Frenz, Michael | Calculated, see reference(s) | carbonate in silt fraction < 8 µm |
| 8 | Grain size, mean | Grain size mean | phi | Frenz, Michael | Calculated after Krumbein (1936) | carbonate silt |
| 9 | Grain size, mean | Grain size mean | phi | Frenz, Michael | Calculated after Krumbein (1936) | carbonate silt > 8 µm |
| 10 | Grain size, mean | Grain size mean | phi | Frenz, Michael | Calculated after Krumbein (1936) | carbonate silt < 8 µm |
| 11 | Mode, grain size | Mode | phi | Frenz, Michael | Calculated after Krumbein (1936) | carbonate silt |
| 12 | Mode, grain size | Mode | phi | Frenz, Michael | Calculated after Krumbein (1936) | carbonate silt > 8 µm |
| 13 | Mode, grain size | Mode | phi | Frenz, Michael | Calculated after Krumbein (1936) | carbonate silt < 8 µm |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
35 data points
Data
| 1 Depth sed [m] | 2 Sand [%] (Grain size, sieving) | 3 Silt [%] (Grain size, SEDIGRAPH 5100) | 4 <2 µm [%] (Grain size, SEDIGRAPH 5100) | 5 CaCO3 [%] (carbonate in silt fraction, C...) | 6 CaCO3 [%] (carbonate in silt fraction > ...) | 7 CaCO3 [%] (carbonate in silt fraction < ...) | 8 Grain size mean [phi] (carbonate silt, Calculated af...) | 9 Grain size mean [phi] (carbonate silt > 8 µm, Calcul...) | 10 Grain size mean [phi] (carbonate silt < 8 µm, Calcul...) | 11 Mode [phi] (carbonate silt, Calculated af...) | 12 Mode [phi] (carbonate silt > 8 µm, Calcul...) | 13 Mode [phi] (carbonate silt < 8 µm, Calcul...) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.25 | 63.60 | 23.97 | 12.43 | 69.03 | 30.97 | 6.28 | 5.48 | 8.07 | 5.25 | 5.25 | 8.25 | |
| 0.33 | 68.28 | 22.76 | 8.96 | 96.61 | 64.43 | 35.57 | 6.39 | 5.47 | 8.07 | 5.05 | 5.05 | 8.25 |
| 0.40 | 53.00 | 29.11 | 17.89 | 97.60 | 63.08 | 36.92 | 6.50 | 5.57 | 8.08 | 5.25 | 5.25 | 8.35 |