Characteristics of collapsible red soil in Northeast Thailand

ABSTRACTWe analyzed the characteristics of red soils that are often considered collapsible soils. In this study, we examined the depositional environment and lithologic characteristics, analyzed stratigraphy, and conducted mechanical sieve, X-ray fluorescence, X-Ray diffraction, scanning electron mi...

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Main Authors: Moniroth Om, Rungroj Arjwech, Pradit Nulay, Sutatcha Hongsresawat, Romyupa Srikraiwest, Potpreecha Pondthai
Format: Article
Language:English
Published: Taylor & Francis Group 2023-09-01
Series:Geology, Ecology, and Landscapes
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/24749508.2023.2253991
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author Moniroth Om
Rungroj Arjwech
Pradit Nulay
Sutatcha Hongsresawat
Romyupa Srikraiwest
Potpreecha Pondthai
author_facet Moniroth Om
Rungroj Arjwech
Pradit Nulay
Sutatcha Hongsresawat
Romyupa Srikraiwest
Potpreecha Pondthai
author_sort Moniroth Om
collection DOAJ
description ABSTRACTWe analyzed the characteristics of red soils that are often considered collapsible soils. In this study, we examined the depositional environment and lithologic characteristics, analyzed stratigraphy, and conducted mechanical sieve, X-ray fluorescence, X-Ray diffraction, scanning electron microscope, X-ray fluorescence analyses and optically stimulated luminescence dating. The samples were collected from the gravel pits to examine and reveal details of their depositional processes. The abrupt particle size change in the overlying soil formed a pseudo-disconformity with the subjacent gravel bed. The soil was unstratified with granule gravels scattered throughout the soil layer. The soil consisted of mostly sand (~70%), with minor silt and clay contents (~30%); thus, the soil was classified as silty sand. The soil samples contained a large amount of silicon, a high percentage of quartz. V-shaped micro textures represented percussion and abrasion mechanisms on the surface of individual grains, suggesting transport by fluvial processes. The deposition occurred during the Late Pleistocene, and the absence of desert environment suggested different conditions than those associated with aeolian deposition. Consequently, the lithology, physical and chemical properties, and chronology were consistent with termite mounding, which plays an important role in the upward transportation of small particles and causes large sediments to descend.
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spelling doaj.art-70692156f6f74dc197630743f92fa13d2023-09-01T13:29:21ZengTaylor & Francis GroupGeology, Ecology, and Landscapes2474-95082023-09-0111810.1080/24749508.2023.2253991Characteristics of collapsible red soil in Northeast ThailandMoniroth Om0Rungroj Arjwech1Pradit Nulay2Sutatcha Hongsresawat3Romyupa Srikraiwest4Potpreecha Pondthai5Department of Geotechnology, Faculty of Technology, Khon Kaen University, Khon Kaen, ThailandDepartment of Geotechnology, Faculty of Technology, Khon Kaen University, Khon Kaen, ThailandDepartment of Mineral Resources, Ministry of Natural Resources and Environment, Khon Kaen, ThailandDivision of Geoscience, School of Interdisciplinary Studies, Mahidol University, Kanchanaburi, ThailandDepartment of Geotechnology, Faculty of Technology, Khon Kaen University, Khon Kaen, ThailandDepartment of Geotechnology, Faculty of Technology, Khon Kaen University, Khon Kaen, ThailandABSTRACTWe analyzed the characteristics of red soils that are often considered collapsible soils. In this study, we examined the depositional environment and lithologic characteristics, analyzed stratigraphy, and conducted mechanical sieve, X-ray fluorescence, X-Ray diffraction, scanning electron microscope, X-ray fluorescence analyses and optically stimulated luminescence dating. The samples were collected from the gravel pits to examine and reveal details of their depositional processes. The abrupt particle size change in the overlying soil formed a pseudo-disconformity with the subjacent gravel bed. The soil was unstratified with granule gravels scattered throughout the soil layer. The soil consisted of mostly sand (~70%), with minor silt and clay contents (~30%); thus, the soil was classified as silty sand. The soil samples contained a large amount of silicon, a high percentage of quartz. V-shaped micro textures represented percussion and abrasion mechanisms on the surface of individual grains, suggesting transport by fluvial processes. The deposition occurred during the Late Pleistocene, and the absence of desert environment suggested different conditions than those associated with aeolian deposition. Consequently, the lithology, physical and chemical properties, and chronology were consistent with termite mounding, which plays an important role in the upward transportation of small particles and causes large sediments to descend.https://www.tandfonline.com/doi/10.1080/24749508.2023.2253991Quaternary terrace depositsKhon Kaen collapsible soilloessred soildigital elevation model (DEM)
spellingShingle Moniroth Om
Rungroj Arjwech
Pradit Nulay
Sutatcha Hongsresawat
Romyupa Srikraiwest
Potpreecha Pondthai
Characteristics of collapsible red soil in Northeast Thailand
Geology, Ecology, and Landscapes
Quaternary terrace deposits
Khon Kaen collapsible soil
loess
red soil
digital elevation model (DEM)
title Characteristics of collapsible red soil in Northeast Thailand
title_full Characteristics of collapsible red soil in Northeast Thailand
title_fullStr Characteristics of collapsible red soil in Northeast Thailand
title_full_unstemmed Characteristics of collapsible red soil in Northeast Thailand
title_short Characteristics of collapsible red soil in Northeast Thailand
title_sort characteristics of collapsible red soil in northeast thailand
topic Quaternary terrace deposits
Khon Kaen collapsible soil
loess
red soil
digital elevation model (DEM)
url https://www.tandfonline.com/doi/10.1080/24749508.2023.2253991
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