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  • Open Access

4 December 2025

Particle size distribution (PSD), also referred to as grain-size distribution (GSD), is a fundamental characteristic of granular materials, influencing packing density, porosity, permeability, and mechanical behavior across soils, sediments, and indu...

  • Article
  • Open Access

Elemental Geochemical Analysis for the Gold–Antimony Segregation in the Gutaishan Deposit: Insights from Stibnite and Pyrite

  • Shiyi Lu,
  • Yongyun Ning,
  • Liang Xiao,
  • Ke Huang,
  • Siqi Chen,
  • Xuan Zhu,
  • Hao He and
  • Miao Yu

4 December 2025

In many gold–antimony deposits throughout the world, the sequence of Au and Sb precipitation varies significantly. In high-temperature systems such as hydrothermal Au deposits, gold typically precipitates prior to antimony, whereas in lower-tem...

  • Article
  • Open Access

Timing of Deformation in the Provence Fold-and-Thrust Belt (SE France) as Constrained by U-Pb Calcite Geochronology

  • Anies Zeboudj,
  • Olivier Lacombe,
  • Nicolas E. Beaudoin,
  • Jean-Paul Callot,
  • Juliette Lamarche,
  • Abel Guihou,
  • Guilhem Hoareau,
  • Gaëlle Barbotin,
  • Christophe Pecheyran and
  • Pierre Deschamps

4 December 2025

A combination of fault and fracture analyses, paleostress reconstructions from calcite twins, and U-Pb dating of syn-kinematic calcite mineralization provides new insights into the Cretaceous–Tertiary tectonic evolution of the Provence fold-and...

  • Article
  • Open Access

A Novel Poly-Potassium Salt Osmotic Technique for High-Suction Water Retention in Compacted Kaolin

  • Abolfazl Baghbani,
  • Yi Lu,
  • Sankara Narayanan Murugesan,
  • Hossam Abuel Naga and
  • Eng-Choon Leong

4 December 2025

Accurate suction control underpins thermo-hydro-mechanical (THM) characterization of unsaturated soils, yet conventional polyethylene-glycol (PEG) osmotic methods suffer from membrane degradation, polymer intrusion, and marked temperature sensitivity...

  • Article
  • Open Access
17 Views
21 Pages

3 December 2025

The correct assessment of slope stability under seismic loading requires not only the magnitude of ground acceleration to be considered but also its frequency content. In this study, a hybrid finite element/limit equilibrium (FEM–LEM) approach...

  • Article
  • Open Access
152 Views
22 Pages

2 December 2025

This paper examines the Harirud (Harirod, Tejen) River Basin, a vital transboundary water source shared by Afghanistan, Iran, and Turkmenistan. The basin supports farming, energy production, and home supply in a dry area. Despite its ecological, soci...

  • Article
  • Open Access
99 Views
28 Pages

2 December 2025

This study is an attempt to compile and complete structural features of the Kalba-Narym Zone in East Kazakhstan belonging to the western Central Asian Orogenic Belt, which is known to be well-endowed with the occurrence of pegmatite rare-metal minera...

  • Article
  • Open Access
120 Views
16 Pages

Estimating the Groundwater Recharge Sources to Spring-Fed Lake Ezu, Kumamoto City, Japan from Hydrochemical Characteristics

  • Irfan Tsany Rahmawan,
  • Kimpei Ichiyanagi,
  • Haruchika Hamatake,
  • Ilyas Nurfadhil Basuki and
  • Teru Nagaoka

2 December 2025

Kumamoto is a city in Japan that relies completely on groundwater for drinking water. Groundwater in the Kumamoto region divided into shallow and deep aquifers. Around Lake Ezu, where one of Kumamoto City’s largest tap-water source wells are lo...

  • Article
  • Open Access
170 Views
23 Pages

Rapid Evaluation of Coastal Sinking and Management Issues in Sayung, Central Java, Indonesia

  • Dewayany Sutrisno,
  • Ratih Dewanti Dimyati,
  • Rizatus Shofiyati,
  • Yosef Prihanto,
  • Janthy Trilusianthy Hidayat,
  • Mulyanto Darmawan,
  • Syamsul Bahri Agus,
  • Muhammad Helmi,
  • Heri Sadmono and
  • Nanin Anggraini

1 December 2025

Coastal flooding driven by sea-level rise and land subsidence poses severe risks to low-lying communities. This study evaluates the causes and impacts of coastal sinking in Sayung, Demak, Central Java, using multi-temporal Landsat imagery (1977, 2024...

  • Article
  • Open Access
143 Views
28 Pages

1 December 2025

The Devonian–Permian succession of the Tasbulak Trough in the Shu–Sarysu Basin contains confirmed gas shows (wells 462, 1-P Izykyr, 1-P Sokyr-Tobe, and 1-P Kamenistaya) and a sedimentary cover exceeding 5500 m but still lacks a unified 3D...

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Geosciences - ISSN 2076-3263