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Alternative interpretations of grain-size data from Quaternary deposits Cover

Alternative interpretations of grain-size data from Quaternary deposits

Open Access
|Jan 2012

Abstract

Several possibilities to present and to interpret the results of granulometric analyses of Quaternary fluvial, aeolian, glacial and wash-out slope deposits were investigated. Attention is paid particularly to the cumulative curves at a probability scale and the frequency curves, and it is shown how these curves can help to determine the sedimentary environment. The inclination of the cumulative curves in the part of the maximum proportion of a particular grain size appears significant. It appears possible to obtain information on the density and dynamics of the transporting medium from the course of the cumulative curves (inclination and spread of grain size).

The examination of textural parameters allows to draw regression lines characteristic of both deposits from various sedimentary environments and deposits from one single environment but with different histories as to their transport dynamics.

DOI: https://doi.org/10.2478/v10118-011-0010-9 | Journal eISSN: 2080-6574 | Journal ISSN: 1426-8981
Language: English
Page range: 189 - 203
Published on: Jan 2, 2012
Published by: Adam Mickiewicz University
In partnership with: Paradigm Publishing Services
Publication frequency: 3 issues per year

© 2012 Elżbieta Mycielska-Dowgiałło, Małgorzata Ludwikowska-Kędzia, published by Adam Mickiewicz University
This work is licensed under the Creative Commons License.

Volume 17 (2011): Issue 4 (December 2011)