1–100 of
567 results.
-
Agung Harijoko
•
Nanda Ayu Safira Mariska
•
Ferian Anggara
DOI: 10.17014/ijog.5.1.1-11This study applies the charcoalification measurement method to infer the emplacement temperature of pyroclastic flow deposits erupted from the Sundoro Volcano, Indonesia. Th...
-
Vico Luthfi Ipmawan
•
Kirbani Sri Brotopuspito
•
Hetty Triastuty
DOI: 10.17014/ijog.5.1.13-21The seismic activity of Raung Volcano was raised on 11 November 2014. As many as 1709 tremors were recorded followed by continuous tremors appearing in late November 2014. ...
-
Ismail Abd Rahim
•
Baba Musta
DOI: 10.17014/ijog.5.1.23-31The aim of this paper is to determine the stability of slopes and to propose preliminary rock cut slope protection and stabilization measures for Paleocene to Middle Eocene...
-
Erick Setiyabudi
•
Bambang Prasthisto
•
Iwan Kurniawan
•
Teguh Jatmiko
DOI: 10.17014/ijog.5.1.33-45An excavation of a vertebrate fossil site was carried out in 2012 in the Seropan Cave of Gunung Sewu karst area, Wonosari, Yogyakarta. Among the discovered mammal fossils t...
-
Arifudin Idrus
DOI: 10.17014/ijog.5.1.47-64This study aims to understand the petrography and chemistry of both magmatic and hydrothermal biotites in porphyry copper-gold deposits, and to evaluate the fluid compositi...
-
Agus Mochamad Ramdhan
•
Lambok Maringan Hutasoit
•
Edy Slameto
DOI: 10.17014/ijog.5.1.65-80Lateral reservoir drainage is a hydrodynamic flow type driven by the difference in overpressure. It can lead to hydrodynamically tilted hydrocarbon water contact, and open ...
-
Cecep Sulaeman
•
Sri Hidayati
•
Amalfi Omang
•
Imam Catur Priambodo
DOI: 10.17014/ijog.5.1.81-91Seven periods of GPS campaign have been conducted for three years since March 2013 - October 2015 on fourteen GPS sites across Bali Island. The GAMIT/GLOBK 10.6 version was...
-
Maruf M. Mukti
The area from Andaman to northern Sumatran margin is a region where major faults collided that complicates the structural configuration. The origin of structures in the boundary between the accretiona...
-
Pham Bao Ngoc
•
Tran Nghi
•
Nguyen Trong Tin
•
Tran Van Tri
•
Nguyen Thi Tuyen
•
2 more
• Tran Thi Dung
• Nguyen Thi Phuong Thao
This paper introduces the petrographic characteristics and depositional environment of Middle Miocene rocks of the Thien Ung - Mang Cau structure in the central area of Nam Con Son Basin based on the ...
-
Bambang Setiawan
A numerical model has demonstrated that it can simulate reasonably well earthquake motions at the ground level during a seismic event. The most widely used model is an equivalent linear approach. The ...
-
Arya Dwi Candra
•
Bagus Jaya Santosa
•
Gazali Rachman
A shear-wave splitting analysis was determined to observe anisotropic structures of an upper mantle layer beneath Sumatra. The data were collected from 35 BMKG stations with the magnitude of more than...
-
Tubagus Solihuddin
The Sagori Atoll of the Kabaena Island, SE Sulawesi is one of Indonesia's remote tropical reefs and such has received little attention from reef researchers. Non of early scientific expeditions report...
-
Yudhicara Yudhicara
•
Dicky Muslim
•
Adjat Sudradjat
The study discusses about characteristics of Sumatra Fault and its tectonic activity in Liwa and the adjacent area. The research uses quantitative methods of verification hypothetical deduction, which...
-
Benyamin Sapiie
•
Muhamad Aziz Nugraha
•
Rizky Kurniawan Wardana
•
Arif Rifiyanto
A detailed geological mapping and fracture characterization had been performed in Bantimala area, South Sulawesi, Indonesia. The geology of the studied area is composed of pre-Tertiary metamorphic, se...
-
Satrio Satrio
•
Rasi Prasetio
•
Muhamad Sapari Dwi Hadian
•
Ildrem Syafri
DOI: 10.17014/ijog.4.1.1-10A groundwater study has been conducted in the Semarang City in August 2014, aiming to determine the source of shallow groundwater salinization using stable isotopes (18O, 2H...
-
Ovinda Ovinda
•
Joseph J. Lambiase
DOI: 10.17014/ijog.4.1.11-20Several outcrops were studied to identify sedimentary facies and to analyze permeability distribution, through which an outcrop analogue for upper shoreface reservoirs can ...
-
Ronaldo Irzon
DOI: 10.17014/ijog.4.1.21-37Karimun is an island with various geological deposits: tin, granite, sand, and others. The tin deposit in Karimun is related to the granitoid tin belt which extends from My...
-
Lina Handayani
•
Maryati Maryati
•
Kamtono Kamtono
•
M. Ma’Ruf Mukti
•
Yayat Sudrajat
DOI: 10.17014/ijog.4.1.39-47The characteristic of Cimandiri Fault Zone has not been completely defined despite plenty of studies had already been accomplished. Therefore, an audio-magnetotelluric mode...
-
Rodeano Roslee
•
Tajul Anuar Jamaludin
•
Norbert Simon
DOI: 10.17014/ijog.4.1.49-59The topic on Landslide Vulnerability Assessment (LVAs) in Malaysia is relatively new and received little attention from geoscientists and engineers. This research paper tri...
-
Hendra Amijaya
•
Pracoyo Adi Pameco
DOI: 10.17014/ijog.4.2.61-70Three seepage gas samples collected from Boto Area, Bancak, Semarang, Central Java, were studied to determine their chemical characteristics using GC and GC-IRMS methods. T...
-
Hill Gendoet Hartono
•
Adjat Sudradjat
DOI: 10.17014/ijog.4.2.71-80Nanggulan Formation consists of the oldest clastic rock sequence exposed in Kulonprogo area, Yogyakarta. This paper discusses the position of Nanggulan Formation as a basem...
-
Bambang Setiawan
DOI: 10.17014/ijog.4.2.81-96A topic of seismic hazard analysis (SHA) is briefly elaborated. A probabilistic seismic hazard analysis (PSHA) is commonly used to assess the ground motion level expected w...
-
Fitri Agustin
DOI: 10.17014/ijog.4.2.97-109This paper analyzed the mineral maps of AlOH bearing minerals and iron oxide using ASTER imagery in Tick Hill, Mount Isa, northwestern part of Queensland, as a guide for m...
-
Zulherry Isnain
•
Juhari Mat Akhir
DOI: 10.17014/ijog.4.2.111-120The shortage of clean water occurs almost everywhere around the world. The demand for water supply increases from time to time due to various problems such as development...
-
Tumpal Bernhard Nainggolan
•
Deny Setiady
Some deepwater multiple attenuation processing methods have been developed in the past with partial success. The success of surface multiple attenuation relies on good water bottom reflections for mos...
-
Pungky Sampurno
•
Rina Zuraida
•
Nazar Nurdin
•
Luli Gustiantini
•
Noor Cahyo Dwi Aryanto
Study of elemental composition in sediment has been proven useful in interpreting the depositional environmental changes. Multi Sensor Core Logger (MSCL) is a non-destructive analysis that measures se...
-
Beben Rachmat
•
Delyuzar Ilahude
Toyapakeh Strait has a fairly strong ocean current velocity with a velocity between 0.5 m/s – 3.2 m/s. The duration of the strong current (V> 0.5 m/s) ranges from 13-22 hours per day. The location of ...
-
Ali Albab
•
Noor Cahyo Dwi Aryanto
The late Pleistocene-Holocene stratigraphic architecture of the Bawean Island and surrounding waters, southeast Java Sea has been analyzed by using sparker seismic profiles. Geological interpretation ...
-
Khozanah Munawir
•
Deny Yogaswara
Banten Bay is end of stream for a few rivers from Banten mainland where many manufactures and petrochemical industries are built. This may give environmental pressure of water quality of the bay due t...
-
Agus Setyanto
•
Maman Surachman
The main objective of this study is to identify and to determine the variation and content of heavy mineral placer of Kendawangan coastal, offshore and its surrounding area. Sediment samples were take...
-
Rina Zuraida
•
Rainer Arief Troa
•
Marfasran Hendrizan
•
Luli Gustiantini
•
Eko Triarso
This paper presents the characteristics of sediment from core BS-36 (6°55.85' S and 96°7.48' E, 1147.1 m water depth) that was acquired in the Mergui Basin, Andaman Sea. The analyses involved megascop...
-
Purnomo Raharjo
•
Mira Yosi
Recently, the main problem in Semarang City is flood. This area has low relief that consists of coastal alluvial deposits, swamp and marine sediments. The coastline is characterized by muddy, sandy, a...
-
Fitri Budiyanto
•
Lestari Lestari
Heavy metals, hazardous chemical substances, increase in marine environment due to anthropogenic discharges. However, due to the hydrodynamic of the marine system these metals could vary both temporal...
-
Undang Hernawan
•
Rahayu Kusumah Risdianto
The southern part of Bintuni Bay with highly sensitive ecosystem conditions has evolved into an oil and gas industry where potential impacts on coastal and offshore environments need to be anticipated...
-
Sutisna Sutisna
No abstract available.
-
Rina Zuraida
•
Nineu Yayu Gerhaneu
•
Isnu H. Sulistyawan
Penelitian karakteristik sedimen pantai dan dasar laut Teluk Papela dilakukan untuk mengetahui rona awal lingkungan Teluk Papela. Analisis mineralogi dan granulometri yang dilakukan pada sedimen panta...
-
Tumpal Bernhard Nainggolan
•
Gusti Muhammad Hermansyah
•
Priatin Hadi Wijaya
Lokasi penelitian mencakup sebagian besar wilayah perairan Morowali sampai ke selatan ke arah Teluk Kendari bertujuan untuk mendapatkan gambaran struktur geologi dan morfologi bawah permukaan dasar la...
-
Deny Setiady
•
I. Nyoman Astawa
•
Gusti Muhammad Hermansyah
•
I. Wayan Lugra
•
Tumpal Bernhard Nainggolan
Secara geografis daerah penelitian terletak pada koordinat 1140 32' – 1160 01' Bujur Timur dan 070 15' - 080 02' Lintang Selatan. Kondisi geologi dasar laut belum banyak dibahas oleh para peneliti di ...
-
Purnomo Raharjo
•
Mario Dwi Saputra
Kondisi morfologi dasar laut dari suatu perairan khususnya di selat dapat mempengaruhi kecepatan arus laut. Indonesia sebagai negara kepulauan memiliki banyak pulau dan selat. Bertambahnya kecepatan a...
-
Kresna Tri Dewi
•
Godwin Latuputty
•
Yusuf Adam Priohandono
•
Catur Purwanto
Ostracoda merupakan kelompok mikro-organisme yang dapat terawetkan dalam sedimen dasar laut, termasuk dasar perairan sekitar Pulau Bangka, Sulawesi Utara. Pulau ini terkenal akan keindahan alam bawah ...
-
Franto Novico
•
Arif Ali
•
Eko Saputro
•
Adi Sinaga
•
Andi Egon
Potensi sumber daya mineral di pulau Kalimantan pada umumnya berada di hulu-hulu sungai yang relatif jauh dari pantai. Potensi ini pada umumnya telah dieksplorasi bahkan dieksploitasi, namun kendala y...
-
Sutisna Sutisna
No abstract available.
-
Khozanah Munawir
•
Deny Yogaswara
Teluk Jakarta adalah perairan yang terletak di Daerah Khusus Ibukota Jakarta dan Jawa Barat serta persisnya di pantai utara Propinsi Banten. Di perairan ini bermuara tiga belas sungai yang membawa ber...
-
Wisnu Arya Gemilang
•
Gunardi Kusumah
•
Ulung Jantama Wisha
•
Ali Arman
Beberapa upaya mitigasi terhadap bencana erosi yang terjadi di kecamatan Brebes telah dilakukan dengan penanaman mangrove, pemasangan hybrid engineering, alat pemecah ombak, namun dari keseluruhan upa...
-
Suhartati M. Natsir
•
Kresna Tri Dewi
•
Sri Ardhyastuti
Daerah penelitian merupakan perairan dalam di tenggara Pulau Seram yang berbatasan antara Laut Seram di bagian utara dan Laut Banda di bagian selatan. Laut dalam merupakan ekosistem unik yang perlu di...
-
Delyuzar Ilahude
•
Beben Rachmat
Penelitian magnet terletak di lepas pantai perairan Morowali dan sekitarnya dengan batas koordinat 04o00'-01o30' Lintang Selatan dan 121o30'-123o00' Bujur Timur. Maksud dari penelitian ini untuk menge...
-
Nguyen Quang Tuan
•
Tran Van Tri
DOI:10.17014/ijog.3.2.127-137The Nam Con Son Basin covering an area of circa 110,000 km2 is characterized by complex tectonic settings of the basin which has not fully been understood. Multiple faults...
-
Adi Maulana
•
Kenzo Sanematsu
•
Masayuki Sakakibara
DOI:10.17014/ijog.3.2.139-147The development in modern-high technology application is growing rapidly, resulting in the constant supply of critical metal and rare earth elements (REE). Currently, reso...
-
Ronaldo Irzon
•
Ildrem Syafri
•
Johannes Hutabarat
•
Purnama Sendjaja
DOI:10.17014/ijog.3.3.149-161The increasing demand for Rare Earth Elements (REE) is related to the continous development of technology, and these elements are used in modern equipments. REE can occur ...
-
Purna Sulastya Putra
•
Eko Yulianto
DOI:10.17014/ijog.3.3.163-171A previous research on black clay of the Baturetno Formation identified that this clay was a palaeolake deposit. In this study, the black clay deposit was characterized by...
-
Hananto Kurnio
•
Ildrem Syafri
•
Adjat Sudradjat
•
Mega Fatimah Rosana
DOI:10.17014/ijog.3.3.173-182Geochemical analyses of selected coastal and seafloor samples from Sabang Area revealed abundances of trace and rare earth elements. The selected samples of element abunda...
-
Marfasran Hendrizan
DOI:10.17014/ijog.3.3.183-194Hydrographic situation on surface waters is more challenging to be understood, related to global and regional climate change in tropical regions. In addition, records from...
-
Godang Shaban
•
Fadlin Fadlin
•
Bambang Priadi
DOI:10.17014/ijog.3.3.195-214The Adang Volcanics represent a series of (ultra) potassic to sodic lavas and tuffaceous rocks of predominantly trachytic composition, which forms the part of a sequence o...
-
Benyamin Sapiie
DOI:10.17014/ijog.3.1.1-16Most of the Cenozoic tectonic evolution in New Guinea is a result of obliquely convergent motion that ledto an arc-continent collision between the Australian and Pacific Plat...
-
Thomas Putranto
•
Thomas Rüde
DOI:10.17014/ijog.3.1.17-27In Semarang City, groundwater has been exploited as a natural resource since 1841. The groundwater exploited in deep wells is concentrated in confined aquifers. The previous...
-
Tim A. Moore
DOI: 10.17014/ijog.3.1.29-51Stratified sampling of coal seams for petrographic analysis using block samples is a viable alternative to standard methods of channel sampling and particulate pellet mount...
-
A. M. Imran
•
M. Farida
•
M. F. Arifin
•
R. Husain
•
A. Hafidz
DOI:10.17014/ijog.3.1.53-66Pleistocene reefs in eastern part of Indonesia are abundantly found along the coast as raised reef. They express highly tectonized and/or uplifted area characterized by seve...
-
Euis Tintin Yuningsih
•
Hiroharu Matsueda
•
Mega F. Rosana
DOI: 10.17014/ijog.3.1.67-76The ore mineralogy of the westernmost part of West Java such as Pongkor, Cibaliung, Cikidang, Cikotok, and Cirotan are characterized by the dominance of silver-arsenic-anti...
-
Sri Mulyaningsih
DOI:10.17014/ijog.3.2.77-94Bayat Complex is usually used as a work field for students of geology and other geosciences. The study area is located in the southern part of the Bayat Complex. Administrat...
-
Mudrik Rahmawan Daryono
•
Adrin Tohari
DOI:10.17014/ijog.3.2.95-105An assessment of surface rupture and collateral ground failures can help to evaluate the impact of future earthquakes. This paper presents the results of a field survey con...
-
Heryadi Rachmat
•
Mega Fatimah Rosana
•
Ade Djumarma Wirakusumah
•
Gamma Abdul Jabbar
DOI:10.17014/ijog.3.2.107-126After the catastrophic 1257 caldera-forming eruption, a new chapter of Old Rinjani volcanic activity beganwith the appearance of Rombongan and Barujari Volcanoes within th...
-
Ediar Usman
The analysis result of grains frequency curve and relation between grains size to cumulative have shown medium grains at Gilimanuk (Core drilling-1) and coarse grains at Ketapang (Core drilling-2). I...
-
Wiko Setyonegoro
The most of earthquakes in the western part of North of Sumatra, Indonesia have tsunami potential. This paper discuss about tsunami height which was triggered by large energy of earthquake along strik...
-
Yogi Noviadi
The objective of this study is to find out the pattern of paleo channel which was formed in Banten Bay and its surrounding. The aims are to find out the paleo-channel pattern at study area. The stud...
-
Marfasran Hendrizan
•
Rainer Arief Troa
•
Eko Triarso
•
Rina Zuraida
•
Shengfa Liu
Andaman Sea in the Indo-Pacific Warm Pool (IPWP) is influenced by Indo-Australia monsoon winds. Marine sediment cores in this area, BS36 (06°55'50.8”N; 96°07'28.51”E; ; Water depth 1147.1 meters) were...
-
Noor Cd Aryanto
•
Udaya Kamiludin
Bangka Island and surrounding areas (including coast and seabed sediments) is known as main tin producer (cassiterite) in the world as these part of the Southeast Asia Granitic belt, but in fact, othe...
-
Hananto Kurnio
•
Ediar Usman
Research found out that fumaroles and solfataras are rare earth element (REE) vapor transport agents in Weh Island submarine volcano – Aceh. Shallow high resolution single channel seismic was used to ...
-
Khozanah Khozanah
•
Dede Falahudin
Bioremediation research was conducted from June to September, 2010 in oil-contaminated beach sediment in Karang Song Beach, Indramayu. The objective of this paper is to determine concentration and dis...
-
Subarsyah Subarsyah
•
Riza Rahardiawan
Study area is located in South Banda Basin near the triple junction between Eurasian, Pacific and Indo-Australian Plates. This area is part of back-arc thrusting zone that evolved to compensate conver...
-
Purnomo Raharjo
•
Andrian Willyan Djaja
•
Ediar Usman
One of the tasks in conducting a renewable energy research is finding a shallow gas contained commonly in river deltas. The location chosen is in Topang Delta,, Meranti District, Riau Province in 2015...
-
Muhammad Zulfikar
•
Noor Cd Aryanto
Bangka Island has primary and secondary tin deposit. However, along the history of tin mining has been done the primary tin deposit domination is less than secondary tin deposit. Secondary tin deposit...
-
Purnomo Raharjo
•
Lili Sarmili
Salah satu masalah dalam pembangunan infrastruktur di atas tanah lempung adalah sifatnya yang mengembang (swelling). Tujuan penelitian adalah untuk mengetahui sifat fisik dan keteknikan tanah lempun...
-
Sutisna Sutisna
No abstract available.
-
Harkins Hendro Prabowo
•
Muhammad Salahudin
Negara Kesatuan Republik Indonesia (NKRI) mempunyai 92 pulau-pulau kecil terluar.yang berpotensi tenggelam. Kajian ini adalah untuk menganalisis secara genetik pulau-pulau ini terkait dengan sifat fis...
-
Kresna Tri Dewi
•
Indra Adhirana
•
Yusuf Adam Priohandono
•
Luli Gustiantini
Teluk Lampung terletak di bagian selatan Pulau Sumatera yang berhadapan dengan Selat Sunda. Kualitas ingkungan perairan ini secara perlahan menurun sebagai akibat pertumbuhan berbagai aktifitas manu...
-
Yani Permanawati
•
Tri Prartono
•
Agus Saleh Atmadipoera
•
Rina Zuraida
•
Yuanpin Chang
Sedimen inti dianalisis secara vertikal untuk memprediksi Perubahan lingkungan saat sedimen terendapkan. Perairan segitiga Laut Jawa-Selat Makassar-Laut Flores (JMF) dilalui jalur arus lintas Indonesi...
-
Sutisna Sutisna
No abstract available.
-
Yogo Pratomo
•
Widodo Setiyo Pranowo
•
Sahat Monang Simanjuntak
Selat Lombok merupakan salah satu perlintasan massa air laut dunia, yang mengalir dari Samudera Pasifik menuju ke Samudera Hindia yang disebut sebagai Arus Lintas Indonesia (ARLINDO). Hal ini terbukti...
-
Amir Sidiq
•
Suwarno Hadisusanto
•
Kresna Tri Dewi
Pulau Morotai, Maluku Utara merupakan salah satu pulau yang terletak di kawasan segitiga terumbu karang sebagai pusat kenakeragaman biota laut global. Kesehatan ekosistem terumbu karang dapat dipant...
-
Nineu Yayu Geurhaneu
•
Trimuji Susantoro
Penelitian Perubahan garis pantai pulau Putri, Kota Batam dilakukan dengan menganalisis data citra satelit tahun 2000-2016. Garis pantai Pulau Putri merupakan lokasi penting dan titik pangkal untuk pe...
-
Nineu Yayu Geurhaneu
•
Fauzi Budi Prasetio
•
Godwin Latuputty
Lokasi penelitian terletak di bagian utara pulau Obi, Maluku. Tujuan penelitian ini adalah untuk mengkaji aspek kebencanaan geologi kelautan berupa pengumpulan data primer dan sekunder. Data primer me...
-
Mohammad Akrom Mustafa
•
Deny Setiady
•
Udaya Kamiludin
Pasirbesi (magnetit) merupakan salah satu hasil pelapukan batuan di daratan dan abrasi pantai oleh pemusatan gelombang dan arus sejajar pantai. Tujuan penelitian menentukan keterdapatan pasirbesi di s...
-
Lili Sarmili
•
Dwi Indriati
•
Tites Stiawan
Secara geologi, Cekungan Bone terletak diantara Lengan Sulawesi Selatan dan Lengan Sulawesi Tenggara. Cekungan Bone terbentuk pada Paleogen-Neogen dan telah mengalami beberapa kali proses tektonik ser...
-
I. Nyoman Astawa
•
Deny Setiady
•
Priatin Hadi Wijaya
•
Gm Hermansyah
•
Mario Dwi Saputra
Gas biogenik dikenal sebagai gas rawa atau gas dangkal yang terbentuk dari bakteri metanogenik pada lingkungan anaerobik, khususnya pada daerah-daerah yang tingkat sedimentasinya sangat tinggi.Tujuan ...
-
Mohammmad Al Farajat
•
Abdullah Diabat
•
Hussein Al Hassanat
•
Mohammad Ibweni
•
Jamal Shawaqfeh
DOI:10.17014/ijog.2.1.1-21By applying detailed geological field surveys, the spatial factors affecting geo-engineering stability were used to develop a geo-engineering stability modeling method to ide...
-
Ronaldo Irzon
DOI:10.17014/ijog.2.1.23-33Lingga Regency is located in the main range of the famous Southeast Asia granitic belt related to tin resources. There are two granitic units in this region: the S-type Munc...
-
Syarbaini Syarbaini
•
E. Pudjadi
DOI:10.17014/ijog.2.1.35-42Radon and thoron exhalation rate from soil is one of the most important factors that can influence the radioactivity level in the environment. Radon and thoron gases are pro...
-
Sri Yudawati Cahyarini
•
Suharsono Suharsono
DOI:10.17014/ijog.2.1.43-51Indonesia is an interesting and important location for a climate study, because it is located in the centre of a warm pool and adjacent to Pacific and Indian Oceans. Long re...
-
Khori Sugiarti
•
Anggun Mayang Sari
•
Arifan Jaya Syahbana
DOI:10.17014/ijog.2.1.53-61On May 27 2006, an earthquake (Mw 6.2) occurring in Bantul, Yogyakarta Special Province, triggered liquefaction phenomenon such as sand boiling and lateral spreading. Knowle...
-
Mohammmad Al Farajat
•
Alsharifa Hind Mohammad
•
Abdullah Diabat
•
Hassan Al Ibraheem
DOI:10.17014/ijog.2.2.63-76In the context of the study, a Multi-criteria evaluation (MCE) in GIS was used in developing suitability index to optimize suitable lands for agricultural uses and seasonal ...
-
Edy Sunardi
DOI:10.17014/ijog.2.2.77-90The lithofacies association, mainly lithology and depositional sequences of the Brown Shale Unit of Pematang Group was studied based on recent fieldwork at Karbindo Coal Min...
-
Yudhicara Yudhicara
•
Phillipson Bani
•
Alwin Darmawan
DOI:10.17014/ijog.2.2.91-99A tsunami landslide which caused hundreds casualties and lots of damage took place on Lembata Island in 1979. In order to understand the characteristics of the landslide mec...
-
Yuyun Yuniardi
DOI:10.17014/ijog.2.2.101-110This study is focused on Middle to Late Miocene sediments. As depicted in the regional geology of Indonesia, the area of study is part of Northeast Java Basin. There are t...
-
Igan S. Sutawidjaja
•
Mega F. Rosana
•
K. Watanabe
DOI:10.17014/ijog.2.2.111-124Batur is one of the finest known calderas on Earth, and is the source of at least two major ignimbrite eruptions with a combined volume of some 84 km3 and 19 km3. These ig...
-
Purna Sulastya Putra
•
Eko Yulianto
DOI:10.17014/ijog.2.3.125-137This paper focuses on the Quaternary Baturetno Formation. An earlier research concluded that the black clay of the Baturetno Formation formed as a ‘palaeolake' deposit. Th...
-
Nugroho Imam Setiawan
•
Yasuhito Osanai
•
Nobuhiko Nakano
•
Tatsuro Adachi
•
Amril Asy’Ari
DOI:10.17014/ijog.2.3.139-156This paper presents metamorphic evolution of metamorphic rocks from the Meratus Complex in South Kalimantan, Indonesia. Eight varieties of metamorphic rocks samples from t...
-
Moeh Ali Jambak
•
Ildrem Syafri
•
Vijaya Isnaniawardhani
•
Benyamin Benyamin
•
Hilarius Rodriguez
DOI:10.17014/ijog.2.3.157-166This research aims to determine the facies and diagenetic level of limestone of the Upper Cibulakan and Parigi Formations, and also aims to determine the structural correl...
-
Bhakti Hamonangan Harahap
•
Hamdan Zainal Abidin
•
Wahyu Gunawan
•
Rum Yuniarni
DOI:10.17014/ijog.2.3.167-184Strong mineralized carbonate rock-bearing Pb-Zn-Cu-Ag-(Au) ores are well exposed on the Latong River area, Madina Regency, North Sumatra Province. The ore deposit is hoste...
-
Agus Haris Widayat
•
Komang Anggayana
•
Isra Khoiri
DOI: 10.17014/ijog.2.3.185-197Geochemical and petrographical analyses were carried out to investigate the occurrence of calcite in theformer Ombilin lacustrine lake. The study involves eight samples t...
-
Delyuzar Ilahude
•
Maman Surachman
The study area is geographically located in the West coast of Belitung island at coordinates 105o48'00" - 106o06' 00" E and 06o46'00" - 06o50' 00" S. The beach and coastal area is influenced by wave e...