Citation:

PANGAEA.95016

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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):

Geosciences, University of Bremen (GeoB)

Coverage:

Latitude: -20.104000 * Longitude: 9.185833

Date/Time Start: 1988-03-02T00:00:00 * Date/Time End: 1988-03-02T00:00:00

Minimum DEPTH, sediment/rock: 0.90 m * Maximum DEPTH, sediment/rock: 1.15 m

Event(s):

GeoB1028-5 * Latitude: -20.104000 * Longitude: 9.185833 * Date/Time: 1988-03-02T00:00:00 * Elevation: -2209.0 m * Penetration: 12 m * Recovery: 10.79 m * Location: Walvis Ridge, Southeast Atlantic Ocean * Campaign: * Basis: * Method/Device: Gravity corer (Kiel type) (SL) * Comment: Karb.-schl., sandig, For.

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:

48 data points

Data

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

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...)
0.90	27.39	50.21	22.39	93.23	57.14	42.86	6.67	5.75	7.90	7.25	5.55	7.25
1.00	20.15	55.64	24.21	92.63	41.56	58.44	7.08	5.88	7.93	8.15	6.95	8.15
1.10	45.21	36.59	18.20	87.54	51.48	48.52	6.77	5.63	7.98	8.25	5.15	8.25
1.15	37.81	37.99	24.20	92.41	52.30	47.70	6.75	5.62	7.99	8.25	5.25	8.25