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All published articles 281

Petrophysical Characterization and Reservoir Quality Assessment of Field "D" in the Central Niger Delta Basin, Nigeria: An Integrated Well Log Analysis

M.E. Abbey, Daniel Imikanasua, Aliu Suleiman Suleiman, Dennis Ekene Onyebueke, Adanna Adigwe, E. N. Asobinuanwu, Chibuzor Kingsley Iwu, Edikan Sunday Umoh & Ndidi Ilevaodion Ahiakwo · Asian Journal of Geological Research · 2026

This study presents a comprehensive petrophysical characterisation and reservoir quality assessment of Field "D", located in the Central Niger Delta Basin, Nigeria, utilising well log data from three exploratory wells (OTIG 2, OTIG 7, and OTIG 9). Rigorous data quality control, c...

Open access Research Article 10.9734/ajoger/2026/v9i3280

Petrophysical Assessment of the Reservoir Intervals Within the Gombe and Gongila Formations, KY Field Chad Basin, Northeastern Nigeria

H. C. Anozie, S. O. Onyekuru, O. A. Okpara, C. V. Ahaneku, E. E. Onuchukwu, C. A. Ajanobi, E. O. Okeke & A. C. Odinye · Asian Journal of Geological Research · 2026

This study presents a comprehensive petrophysical evaluation of reservoir pay zones within the Gombe and Gongila formations across three wells in the Chad Basin, focusing on key reservoir parameters, including porosity, permeability, water saturation, and lithology (volume of sha...

Open access Research Article 10.9734/ajoger/2026/v9i3279

The Turonian Marine Incursion and the Trans-Saharan Seaway: A Critical Synthesis of the Nigerian Benue Trough Record

Saka Adelayo Opeloye & Osazuwa Abifade Ogbahon · Asian Journal of Geological Research · 2026

The Benue Trough of Nigeria preserves one of the most extensively documented onshore records of the Cenomanian–Turonian marine transgression that is widely held to have linked the South Atlantic and the Tethys Sea across the West African craton, an episode commonly termed the Tra...

Open access Research Article 10.9734/ajoger/2026/v9i3278

Microfacies-controlled Depositional Evolution and Diagenetic Framework of the Middle–late Eocene Fulra Limestone, Kutch Basin, Western India

Soumya Mitra · Asian Journal of Geological Research · 2026

The Middle–Late Eocene Fulra Limestone of the Kutch Basin represents a prominent nummulitic carbonate system developed along the western continental margin of India. Despite extensive palaeontological research in the basin, detailed microfacies-based depositional and diagenetic f...

Open access Research Article 10.9734/ajoger/2026/v9i3277

Structural Analysis and Hydrocarbon Prospects in the Niger Delta: 3-D Seismic Section

M.E. Abbey, Aliu Suleiman Suleiman, Dennis Ekene Onyebueke & Godspower O. Ashaka · Asian Journal of Geological Research · 2026

This study evaluates structural controls and hydrocarbon prospectivity in a Niger Delta field using three-dimensional (3-D) seismic reflection data. The dataset comprises eight seismic volumes, including five in-lines and three cross-lines, together with a base map and check-shot...

Open access Research Article 10.9734/ajoger/2026/v9i3275

Assessment of Aquifer Protective Capacity, Groundwater Vulnerability, and Heavy Metal Pollution in Gully Erosion Landscapes of Abia State, Nigeria

C. O. Omuluche, C. C. Ezike, C. O. Umeghalu, E. I. Nosike, A. U. Okpoji, S. N. Wogu & R. J. Eyoka · Asian Journal of Geological Research · 2026

Groundwater resources in gully erosion-prone areas are increasingly threatened by contaminant infiltration due to the removal of protective overburden and exposure of aquifer systems. This study assessed aquifer protective capacity, groundwater vulnerability, and heavy metal poll...

Open access Research Article 10.9734/ajoger/2026/v9i3276

Neoarchaean Stromatolitic Carbonates of the Aleshpur Formation, Shimoga Schist Belt, India: Geochemical Insights

S. Chethan Kumar & Nallamuthu Malarkodi · Asian Journal of Geological Research · 2026

Neoarchaean stromatolitic carbonates preserve valuable records of early microbial ecosystems, seawater chemistry, and environmental conditions on the primordial Earth. This study investigates the stromatolitic carbonates of the Aleshpur Formation, Shimoga Schist Belt, Western Dha...

Open access Research Article 10.9734/ajoger/2026/v9i3274

Visualizing Aquifer Architecture: A Stratigraphic Approach Using VES-Derived Fence Diagrams and Section Plots

E. C. Mbagwu, A. C. Ezebunanwa, V. N. Nwugha, A. I. Chinaka & C. O. Onwuegbuchulam · Asian Journal of Geological Research · 2026

Understanding subsurface aquifer geometry is essential for effective groundwater exploration and management, particularly in regions facing increasing water scarcity. This study uses Vertical Electrical Sounding (VES) data to visualise aquifer architecture across selected Local G...

Open access Research Article 10.9734/ajoger/2026/v9i3273

GNSS-Based Monitoring of Present-Day Crustal Deformation in the Hunli Region, Eastern Himalayan Syntaxis, India

Laishram Sunil Singh · Asian Journal of Geological Research · 2026

The Eastern Himalayan Syntaxis (EHS) is one of the most tectonically active regions of the Himalayan orogen, where the Indian, Eurasian, and Burma plates interact through ongoing convergence and crustal deformation. However, geodetic observations from the eastern Arunachal Himala...

Open access Research Article 10.9734/ajoger/2026/v9i3272

Geothermal Gradient, Heat Flow and Curie Point Depth as Key Indicators of Hydrocarbon Maturity in Parts of Southern Nigeria: Insights from Aeromagnetic Data

Aniekan E. Ekpo, Nsikak E. Bassey, Nyakno J George, Itoro G. Udo & Abraham C. Udoh · Asian Journal of Geological Research · 2026

This study evaluates the use of Curie-point depth (CPD), geothermal gradient, and heat flow as regional indicators of hydrocarbon maturity across parts of southern Nigeria using aeromagnetic data. Eight magnetic sheets covering the southeastern onshore Niger Delta, Calabar Flank,...

Open access Research Article 10.9734/ajoger/2026/v9i3271

Hydrogeophysical Delineation of Coastal Aquifer Systems Using Electrical Resistivity Imaging in Selected Coastal Communities of the Niger Delta, Nigeria

Nsikan J. Etukudo, Peter I. Okoye, Ernest K. Nwafor, Godwin E. Inyang, Okpoji, Awajiiroijana U, Ejikeme E. Onuchukwu & Victor P. Olubunmi · Asian Journal of Geological Research · 2026

An integrated hydrogeophysical investigation was conducted to delineate coastal aquifer systems and assess groundwater potential in selected coastal communities of the Niger Delta, Nigeria. Ten Vertical Electrical Sounding stations and five Two-Dimensional Electrical Resistivity...

Open access Research Article 10.9734/ajoger/2026/v9i3270

Tectonic Geomorphology Analysis of Nigeria Using Google Earth Engine: A Multi- province Investigation of Lineaments and Neotectonic Activity

Lungfa Collins Wuyep, Kingsley Maraizu OGBUAGU, Lumi Zakka, David OKALLA, Ramatu Aliyu BELLO & Tamunonengiyeofori DAGOGO · Asian Journal of Geological Research · 2026

Nigeria's crust records a long and complex geological history, yet country-scale quantitative evaluation of its tectonic geomorphology remains limited. This study applied standardised Google Earth Engine workflows to assess lineaments and morphometric indicators across major tect...

Open access Research Article 10.9734/ajoger/2026/v9i3268

Mean Sea Level Analysis and Coastal Inundation Mapping of Lagos State, Nigeria Using Google Earth Engine

Lungfa Collins Wuyep, Kingsley Maraizu OGBUAGU, David OKALLA, Valentine Okuru & Ramatu Aliyu BELLO · Asian Journal of Geological Research · 2026

Lagos State is a rapidly growing coastal region where population pressure, infrastructure development and low-lying terrain increase exposure to coastal inundation. This study integrated Sentinel-1 Synthetic Aperture Radar, Shuttle Radar Topography Mission Digital Elevation Model...

Open access Research Article 10.9734/ajoger/2026/v9i3269

Computation of the Compressional Wave (Vp) to Shear Wave (Vs) Velocity Ratio from the 2018 Mpape Earth Tremor in Nigeria

Umar A. Kadiri, Maureen C. Umeh & Ruth O. Ikeze · Asian Journal of Geological Research · 2026

Although Nigeria is generally considered to be located on a seismically stable part of the African plate, several earth tremors have been reported within the country, including the September 2018 Mpape event in the Federal Capital Territory, Abuja. The causes of these tremors and...

Open access Research Article 10.9734/ajoger/2026/v9i3266

Fractionation-Controlled Nb–Ta Mineralization in Rare-Element LCT Pegmatites of the Lokoja Basement Complex, Nigeria

O. V. Adeyemi · Asian Journal of Geological Research · 2026

This paper presents a geochemical and petrological assessment of niobium-tantalum-bearing pegmatites around Bakomba village, Lokoja, Kogi State, central Nigeria. Field mapping, structural measurements, thin-section petrography, and major- and trace-element geochemistry were integ...

Open access Research Article 10.9734/ajoger/2026/v9i3267