Kajian Mineral Lempung pada Kejadian Bencana Longsorlahan di Pegunungan Kulonprogo Daerah Istimewa Yogyakarta

The aims of this study is know the characteristic of the clay mineral types in the landslides occurrence sites, and to examine the relation between the clay and intensity of landslides in Kulonprogo Mountains. Understanding of clay type character will be very important in the landslides disaster mit...

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Main Author: Priyono, Kuswaji Dwi
Format: UMS Journal (OJS)
Language:eng
Published: Universitas Muhammadiyah Surakarta 2012
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Online Access:https://journals.ums.ac.id/index.php/fg/article/view/5050
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author Priyono, Kuswaji Dwi
author_facet Priyono, Kuswaji Dwi
author_sort Priyono, Kuswaji Dwi
collection OJS
description The aims of this study is know the characteristic of the clay mineral types in the landslides occurrence sites, and to examine the relation between the clay and intensity of landslides in Kulonprogo Mountains. Understanding of clay type character will be very important in the landslides disaster mitigation in the area landslides disturbed. This study use survey method, purposive sampling and qualitative analysis. At each landslides location soil sample was taken to determine the clay characteristic. The clay types was analysed by by X-Ray Diffraction. Spatial distribution of landslides based on the landforms unit supported by topographical map, geological map, and Digital Elevation Modell (DEM). The result of this study shows that clay mineral average in this landslides study location: caolin (70,64%), smectit/montmorillonit (15,12%), halite (4,33%), illite (2,99%), quartz (2,91%), cristabolite (2,28%), feldspar (1,34%), and goethite (0,39%). Clay mineral composition show that the interaction over land forming factors which make caolin forming in great quantities possible.
format UMS Journal (OJS)
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institution Universitas Muhammadiyah Surakarta
language eng
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publisher Universitas Muhammadiyah Surakarta
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spelling oai:ojs2.journals.ums.ac.id:article-5050 Kajian Mineral Lempung pada Kejadian Bencana Longsorlahan di Pegunungan Kulonprogo Daerah Istimewa Yogyakarta Priyono, Kuswaji Dwi clay type character; landslide; landform The aims of this study is know the characteristic of the clay mineral types in the landslides occurrence sites, and to examine the relation between the clay and intensity of landslides in Kulonprogo Mountains. Understanding of clay type character will be very important in the landslides disaster mitigation in the area landslides disturbed. This study use survey method, purposive sampling and qualitative analysis. At each landslides location soil sample was taken to determine the clay characteristic. The clay types was analysed by by X-Ray Diffraction. Spatial distribution of landslides based on the landforms unit supported by topographical map, geological map, and Digital Elevation Modell (DEM). The result of this study shows that clay mineral average in this landslides study location: caolin (70,64%), smectit/montmorillonit (15,12%), halite (4,33%), illite (2,99%), quartz (2,91%), cristabolite (2,28%), feldspar (1,34%), and goethite (0,39%). Clay mineral composition show that the interaction over land forming factors which make caolin forming in great quantities possible. Universitas Muhammadiyah Surakarta 2012-07-20 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion application/pdf https://journals.ums.ac.id/index.php/fg/article/view/5050 10.23917/forgeo.v26i1.5050 Forum Geografi; Vol 26, No 1 (2012): July 2012; 53-64 2460-3945 0852-0682 eng https://journals.ums.ac.id/index.php/fg/article/view/5050/3369 Copyright (c) 2017 Kuswaji Dwi Priyono https://creativecommons.org/licenses/by-nc-nd/4.0
spellingShingle clay type character; landslide; landform
Priyono, Kuswaji Dwi
Kajian Mineral Lempung pada Kejadian Bencana Longsorlahan di Pegunungan Kulonprogo Daerah Istimewa Yogyakarta
title Kajian Mineral Lempung pada Kejadian Bencana Longsorlahan di Pegunungan Kulonprogo Daerah Istimewa Yogyakarta
title_full Kajian Mineral Lempung pada Kejadian Bencana Longsorlahan di Pegunungan Kulonprogo Daerah Istimewa Yogyakarta
title_fullStr Kajian Mineral Lempung pada Kejadian Bencana Longsorlahan di Pegunungan Kulonprogo Daerah Istimewa Yogyakarta
title_full_unstemmed Kajian Mineral Lempung pada Kejadian Bencana Longsorlahan di Pegunungan Kulonprogo Daerah Istimewa Yogyakarta
title_short Kajian Mineral Lempung pada Kejadian Bencana Longsorlahan di Pegunungan Kulonprogo Daerah Istimewa Yogyakarta
title_sort kajian mineral lempung pada kejadian bencana longsorlahan di pegunungan kulonprogo daerah istimewa yogyakarta
topic clay type character; landslide; landform
topic_facet clay type character; landslide; landform
url https://journals.ums.ac.id/index.php/fg/article/view/5050
work_keys_str_mv AT priyonokuswajidwi kajianminerallempungpadakejadianbencanalongsorlahandipegunungankulonprogodaerahistimewayogyakarta