Publication Date:
2023-07-04
Description:
In this study, we present a granulometric- and geochemical dataset for the Schwalbenberg Loess-Palaeosol-Sequence (LPS) in the Middle Rhine Valley (Germany) that covers the Upper Pleistocene in a resolution so far unprecedented for continental records in western Central Europe. Complexities in formation of loess deposits cause interfering geochemical signatures (e.g., provenance- vs. weathering- signals) limiting a straight-forward interpretation. In this context we used multivariate statistics that integrate information on grainsize (Laser Diffraction Particle Sizer) and geochemistry (XRF, ICP-OES) indicative for provenance shifts, mineral sorting during transport and reworking and weathering into Principal Component Analyses and Linear Discriminant Analyses. Our approach provides a key for tracing ecological changes throughout climate oscillations across continents.
Keywords:
Aluminium; Aluminium, dithionite extractable; Calcium; CDRILL; Climate changes; Core drilling; DEPTH, sediment/rock; Dust composition; Geochemistry; Loess; Magnesium; Multivariate statistical analysis; Potassium; Rubidium; Schwalbenberg; Silicon; Size fraction 〈 0.002 mm, clay; Size fraction 〈 0.026 mm; Size fraction 〈 0.063 mm, mud, silt+clay; Size fraction 0.0526-0.0260 mm; Sodium; Stratigraphic Unit; Strontium; Subordinate Stratigraphic Unit; Upper Pleistocene; Vanadium; Weathering; Zirconium
Type:
Dataset
Format:
text/tab-separated-values, 7857 data points
Permalink