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Govin, Aline; Chiessi, Cristiano Mazur; Zabel, Matthias; Sawakuchi, André Oliveira; Heslop, David; Hörner, Tanja; Zhang, Yancheng; Mulitza, Stefan (2014): 16. Major element proportions (XRF) and endmember unmixing results (% Amazon) from sediment core GeoB3938-1 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.831549, In supplement to: Govin, A et al. (2014): Terrigenous input off northern South America driven by changes in Amazonian climate and the North Brazil Current retroflection during the last 250 ka. Climate of the Past, 10, 843-862, https://doi.org/10.5194/cp-10-843-2014

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Related to:
Ahrens, Janis (2012): Klimavariationen im nördlichen Südamerika (Orinoco- und Amazonas-Becken) innerhalb der letzten 244ka anhand von Elementverhältnissen. MARUM - BSc Theses
Project(s):
Center for Marine Environmental Sciences (MARUM)
Integrierte Analyse zwischeneiszeitlicher Klimadynamik (INTERDYNAMIK)
Funding:
German Research Foundation (DFG), grant/award no. 25575884: Integrierte Analyse zwischeneiszeitlicher Klimadynamik
Coverage:
Latitude: 12.258333 * Longitude: -58.330000
Date/Time Start: 1996-04-14T00:00:00 * Date/Time End: 1996-04-14T00:00:00
Minimum DEPTH, sediment/rock: 0.02 m * Maximum DEPTH, sediment/rock: 6.45 m
Event(s):
GeoB3938-1 * Latitude: 12.258333 * Longitude: -58.330000 * Date/Time: 1996-04-14T00:00:00 * Elevation: -1972.0 m * Recovery: 6.49 m * Location: Atlantic Caribbean Margin * Campaign: M34/4 * Basis: Meteor (1986) * Method/Device: Gravity corer (Kiel type) (SL) * Comment: CC: gray carbonate ooze, forams, pteropods
Comment:
Geocode AGE = 14C-AMS dating + benthic isotopic alignment to core MD95-2042 on AICC2012 time scale (Govin et al., 2014; doi:10.5194/cp-10-843-2014).
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1DEPTH, sediment/rockDepth sedmGeocode
2AGEAgeka BPGeocode
3Aluminium, proportionAl propGovin, AlineCalibrated after Weltje & Tjallingi (2008)
4Silicon, proportionSi propGovin, AlineCalibrated after Weltje & Tjallingi (2008)
5Potassium, proportionK propGovin, AlineCalibrated after Weltje & Tjallingi (2008)
6Calcium, proportionCa propGovin, AlineCalibrated after Weltje & Tjallingi (2008)
7Titanium, proportionTi propGovin, AlineCalibrated after Weltje & Tjallingi (2008)
8Iron, proportionFe propGovin, AlineCalibrated after Weltje & Tjallingi (2008)
9End memberEM%Govin, AlineEndmember unmixing analysis (Govin et al., 2014)EM Amazon (%)
10End memberEM%Govin, AlineEndmember unmixing analysis (Govin et al., 2014)EM2 Orinoco (%)
11End memberEM%Govin, AlineEM3 marine (%)
12PercentagePerc%Govin, AlinePercentage of Amazon (vs Orinoco) material within the terrigenous fraction: median values of Monte-Carlo iterations
13Confidence interval, minimum valueConf min%Govin, AlinePercentage of Amazon (vs Orinoco) material within the terrigenous fraction: 2 sigma lower confidence interval (CI, 2.5th percentile).
14Confidence interval, maximum valueConf max%Govin, AlinePercentage of Amazon (vs Orinoco) material within the terrigenous fraction: 2sigma upper confidence interval (CI, 97.5th percentile).
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
7656 data points

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