Special Issues

Minerals publishes Special Issues to create collections of papers on specific topics, with the aim of building a community of authors and readers to discuss the latest research and develop new ideas and research directions. Special Issues are led by Guest Editors, who are experts on the topic and all Special Issue submissions follow MDPI's standard editorial process. The journal’s Editor-in-Chief and/or designated Editorial Board Member will oversee Guest Editor appointments and Special Issue proposals, checking their content for relevance and ensuring the suitability of the material for the journal. The papers published in a Special Issue will be collected and displayed on a dedicated page of the journal’s website. Further information on MDPI's Special Issue policies and Guest Editor responsibilities can be found here. For any inquiries related to a Special Issue, please contact the Editorial Office.

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Advances in Electron Microanalysis and Microscopy
edited by
submission deadline 31 Jul 2026 | 1 articles | Viewed by 1217 | Submission Open
Keywords: electron probe microanalysis and microscopy; scanning electron microscopy; transmission electron microscopy; microanalysis standards and reference materials; analytical procedures; characterization of minerals and related synthetic materials
(This special issue belongs to the Section Crystallography and Physical Chemistry of Minerals & Nanominerals)
Geochemistry and Mineralogy of Polymetallic Deep-Sea Deposits
edited by Yachun Cai and Christian Millo
submission deadline 31 Jul 2026 | 1 articles | Viewed by 1204 | Submission Open
Keywords: polymetallic deep-sea deposits; ferromanganese nodule; ferromanganese (cobalt-rich) crusts; seafloor massive sulfides; rare-earth elements and yttrium (REY)-rich sediments; metal resources; deep-sea mining
(This special issue belongs to the Section Mineral Deposits)
Synthesis, Characterization and Utilization of Clay and Clay Composites: Knowledge in Practice, 2nd Edition
edited by , Adolph Anga Muleja and Thabo Falayi
submission deadline 31 Jul 2026 | Viewed by 526 | Submission Open
Keywords: clay and clay minerals; composite materials; removal of pollutants; toxic elements; physicochemical properties; geochemical characteristics; clay/waste composite materials; ceramics; cosmetics; construction materials; prediction techniques
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
Carbonate-Hosted Ore Systems: Critical Minerals and Base Metal Deposits
edited by Jonas Didero Takodjou Wambo, and
submission deadline 31 Jul 2026 | Viewed by 463 | Submission Open
Keywords: carbonate-hosted deposits; base metals; rare earth elements (REEs); critical minerals; hydrothermal processes; geochemical exploration; mineralization models; sustainable resource development
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
Advanced Methods of Inversion of Potential Field Data for Mineral Exploration
edited by and Michael S. Zhdanov
submission deadline 31 Jul 2026 | Viewed by 338 | Submission Open
Keywords: geophysical inversion; 3D inversion; mineral exploration; machine learning/ AI; potential field data; joint inversion
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
In Situ Leaching of Uranium: Principles, Practices, and Environmental Management
edited by Kaixuan Tan, and Gongxin Chen
submission deadline 31 Jul 2026 | Viewed by 238 | Submission Open
Keywords: in situ leaching of uranium; multi-field coupling dynamics; groundwater pollution control and remediation; comprehensive recovery of associated elements; borehole plugging and anti-plugging/unplugging; permeability enhancement; operation and management; digitalized in situ leaching mine
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Mineralogy and Geochemistry of High-Energy Events and Extinctions
edited by
submission deadline 31 Jul 2026 | Viewed by 213 | Submission Open
Keywords: mineralogy; geochemistry; event stratigraphy; geochemical proxies; biological extinctions; high-energy events; shocked minerals
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Airborne and Semi-Airborne Induced Polarization Observation Methods and Techniques for Mineral Exploration
edited by Xin Wu and
submission deadline 31 Jul 2026 | Viewed by 213 | Submission Open
Keywords: airborne electromagnetic; semi-airborne electromagnetic; induced polarization; detection technology; multi-parameter analysis
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
Advances in Geosciences and Sustainable Ceramic Materials Research
edited by
submission deadline 31 Jul 2026 | Viewed by 189 | Submission Open
Keywords: georesources; ceramic raw materials; clay minerals; sustainable ceramics; decarbonization; mineralogical characterization; circular economy; resources efficiency
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
The Sources, Biological Factors and Migration Mechanisms of Metals and Metalloids in Aquatic Environments submission deadline 31 Jul 2026 | Viewed by 187 | Submission Open
Keywords: trace elements; pollution; metal bioavailability; health risk; climate change; marine currents; mineral deposits ecotoxicology
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Isotopic Tracers in Solar System Minerals and Materials: Novel Methods and Emerging Perspectives
edited by Kattathu Mathew
submission deadline 31 Jul 2026 | Viewed by 175 | Submission Open
Keywords: solar system; extinct radionuclides; meteorites; planetary evolution; origin and evolution of planetary atmospheres; solar nebula; Ca; Al-rich inclusions; chondrules; planetesimals
(This special issue belongs to the Section Mineralogy Beyond Earth)
Role of Granitic Magmas in Porphyry, Epithermal, and Skarn Deposits submission deadline 25 Aug 2026 | 4 articles | Viewed by 7291 | Submission Open
Keywords: porphyry; epithermal; and skarn deposits; granitic magmas; magma evolution; geochemistry; ore genesis
(This special issue belongs to the Section Mineral Deposits)
Editorial Board Members’ Collection Series: "Critical and Strategic Minerals", 2nd Edition
edited by Jaroslav Dostal, , and
submission deadline 30 Aug 2026 | 8 articles | Viewed by 27592 | Submission Open
Keywords: critical minerals; critical metals; critical raw materials; ore deposits; isotopes; geochemistry; platinum-group elements (PGEs); rare earth elements (REEs)
(This special issue belongs to the Section Mineral Deposits)
Carbonate Systems: Petrography, Geochemistry and Resource Effect
edited by and
submission deadline 30 Aug 2026 | 1 articles | Viewed by 735 | Submission Open
Keywords: carbonate rocks and/or sediments; carbonate texture; mineralogical and/or geochemical composition of carbonates; carbonate petrology; carbonate diagenesis; carbonate weathering; (paleo)environmental changes; carbon cycle; continental or marine carbonates; carbonate hydrocarbon reservoirs; carbonate primary and secondary pores
Sustainable Extraction and Reuse of Metallurgical Wastes: Towards Circular Practices submission deadline 31 Aug 2026 | 6 articles | Viewed by 16320 | Submission Open
Keywords: metallurgical waste; circular economy; sustainable mining; waste management; metal recovery; recycling; bioleaching; hydrometallurgy; pyrometallurgy; environmental impact assessment; life cycle analysis
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Mineral Processing and Extractive Metallurgy of Sulfide Ores, 2nd Edition
edited by and
submission deadline 31 Aug 2026 | 6 articles | Viewed by 7673 | Submission Open
Keywords: sulfide ores; flotation; (bio)hydrometallurgy; electrochemistry; surface chemistry; fluid inclusion; selective separation
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
3D Mineral Prospectivity Modeling Applied to Mineral Deposits
edited by , Jin Chen and Zhiqiang Zhang
submission deadline 31 Aug 2026 | 4 articles | Viewed by 7240 | Submission Open
Keywords: 3D geological modeling; mineral prospectivity mapping; machine learning of 3D geosciences data; deep learning for deep mineral exploration; 3D integration of geophysical and geochemical data; structural geology and fault modeling
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
Green Mining Solutions for the Sustainability of Mine Tailings Management submission deadline 31 Aug 2026 | 4 articles | Viewed by 7190 | Submission Open
Keywords: co-disposal; dewatering; filtration; dry stacking; underground mine backfilling; in-pit disposal; mitigation of dust emission; climate change adaptation; circular economy; green reprocessing; reduce; reuse; and recycle; phytoremediation; landscape rehabilitation; sustainable mine closure; socio-environmental rehabilitation; post disaster remediation; sustainable geochemical management; geo-environmental issues
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Geochronological Methods Applied to the Exploration of Tectonic and Geological Processes submission deadline 31 Aug 2026 | 2 articles | Viewed by 5213 | Submission Open
Keywords: radiometric dating; structural geology; geoscience; radiation damage dating; applications; environmental change
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Heavy Metal and Rare Earth Element Pollution in Soil and Water: Sources, Geochemical Behaviors and Ecological Effects, 2nd Edition submission deadline 31 Aug 2026 | 4 articles | Viewed by 4861 | Submission Open
Keywords: HM and REE pollution; soil and water ecosystem; health risk assessment; environmental loads; speciation distribution; modelling of pollutant transportation; geochemical background; weathering and soil-water interaction; municipal and mining waste; remediation technique
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Geochronology, Mineralogy, and Genesis of Orogenic Gold Deposit: Implications for Gold Prospecting
edited by Gustavo Luiz Campos Pires, Pedro Maciel de Paula Garcia and Felipe Emerson André Alves
submission deadline 31 Aug 2026 | 4 articles | Viewed by 4500 | Submission Open
Keywords: structurally controlled gold deposits; mineralizing hydrothermal fluids; metamorphic terrains; P-T-t pathway; deformational history; gold prospecting; gold tectonics
(This special issue belongs to the Section Mineral Deposits)
Exploring Novel Interactions Between Microbes and Minerals
edited by Dina M. Bower
submission deadline 31 Aug 2026 | 3 articles | Viewed by 3879 | Submission Open
Keywords: bioweathering; biomineralization; biogeochemistry; microbial mats; biofilms; secondary minerals; microfossils; metabolisms; biotic; abiotic
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Geochemical Exploration for Critical Mineral Resources, 2nd Edition
edited by Zhixuan Han and
submission deadline 31 Aug 2026 | 6 articles | Viewed by 3364 | Submission Open
Keywords: geochemical exploration; exploration methods; geochemical indicators; critical metals/minerals; transported cover; concealed/buried ore deposits; indicator mineral geochemistry; deep-penetrating geochemistry
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
Geochemistry and Mineralogy of Soil and Sediment submission deadline 31 Aug 2026 | 4 articles | Viewed by 3326 | Submission Open
Keywords: soil geochemistry; sediment mineralogy; heavy metals; organic contaminants; nutrients; remediation
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Process Mineralogy, Plant Practice and Developments in Mineral Processing, 2nd Edition
edited by , Laurindo De Salles Leal Filho and
submission deadline 31 Aug 2026 | 3 articles | Viewed by 2746 | Submission Open
Keywords: process mineralogy; plant practice; comminution; sizing; minerals separation; sampling
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Advances in Mineral-Based Carbon Capture and Storage submission deadline 31 Aug 2026 | 3 articles | Viewed by 2239 | Submission Open
Keywords: solid-based CO2 capture; Ca-; Mg-; Fe-; and K-minerals; clay minerals; sulfide; carbonation process; geochemical reactions and modeling; mineral dissolution and precipitation; mafic and ultramafic rocks; depleted hydrocarbon reservoirs; deep saline aquifers; unmineable coal seams; carbonate rocks; heterogeneity; reactive transport; multiphase flow; residual trapping; laboratory experiments; wettability; batch and flow-through experiments; porosity and permeability; numerical simulation; CO2 injection strategies
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Tectono-Magmatic Evolution of the Amazonian and São Francisco Cratons: Insights from Thermochronological and Geochronological Data
edited by Airton Natanael Coelho Dias and Cândido Augusto Veloso Moura
submission deadline 31 Aug 2026 | 2 articles | Viewed by 2099 | Submission Open
Keywords: Sã o Francisco Craton; Amazonian Craton; thermochronology; geochronology; Archean geology; Earth's geodynamics; TTG rocks; geological evolution; supercontinents
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Serpentinization Processes and Their Kinetic, Metallogenic, and Environmental Effects
edited by , Xiaohui Li and
submission deadline 31 Aug 2026 | 1 articles | Viewed by 1381 | Submission Open
Keywords: serpentinization; hydrogen; methane; metal deposits; carbon sequestration
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Advances in Granite Geochronology and Geochemistry
edited by Deyou Sun, Yongqiang Yang and Jianzhao Yin
submission deadline 31 Aug 2026 | 3 articles | Viewed by 1369 | Submission Open
Keywords: granite petrology; thermochronology; petrochronology; tectonochrochronology; geochemistry; mineral deposits associated with granites
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Research Progress on Potash and Brine Systems: Genesis, Tectonic Reworking, and Resource Extraction
edited by , Xinsheng Niu, Zhen Nie and
submission deadline 31 Aug 2026 | 1 articles | Viewed by 467 | Submission Open
Keywords: marine potash genesis; tectonic reworking; continental brine systems; deep formation brines; exploration technologies; analytical and numerical approaches; resource extraction and utilization
(This special issue belongs to the Section Mineral Deposits)
The 15th Anniversary of Minerals: Bubble–Particle Interactions in Flotation Processes
edited by Mehmet Sabri Celik, Eyüp Sabah and
submission deadline 31 Aug 2026 | Viewed by 265 | Submission Open
Keywords: flotation reagents; bubble– particle collision; hydrodynamic of flotation; flotation machinery; nano- and microbubble generation; particle morphology; flotation kinetics; froth phase behavior
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
The 15th Anniversary of Minerals—Strategic Processing of Industrial Minerals: Flotation, Extraction, and Functional Material Integration submission deadline 31 Aug 2026 | Viewed by 235 | Submission Open
Keywords: feldspar; industrial minerals; flotation; selective separation; process design; hybrid beneficiation; sustainable mineral processing
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
High Pressure Experiments: Simulating Deep-Earth Processes
edited by and Yongsheng Huang
submission deadline 31 Aug 2026 | Viewed by 199 | Submission Open
Keywords: high-pressure experiment; evolution of mantle; genesis of magmatic rock; metamorphic process; element and volatile recycling
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Molecular-Scale Processes on Mineral Surfaces in Environmental Systems
edited by and
submission deadline 31 Aug 2026 | Viewed by 171 | Submission Open
Keywords: mineral– water interfaces; interfacial interactions; surface adsorption; redox reactions; contaminants transport and fate; mineral nucleation kinetics; atomic force microscopy
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Minerals-Enabled Water Innovation: Materials, Processes, and Resource Recovery submission deadline 31 Aug 2026 | Viewed by 143 | Submission Open
Keywords: wastewater treatment; mineral-based adsorbents; clay minerals and layered materials; mineral surface chemistry; flotation and mineral processing; critical metal recovery; mine-influenced water; tailings and treatment residues; circular economy; low-carbon water technologies
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
Mineralogy and Geochemistry of Microbialite-Dolomite System
edited by Xuelian You and Bo Liu
submission deadline 31 Aug 2026 | Viewed by 141 | Submission Open
Keywords: dolomite; microbial dolomite; palaeoclimate and paleoceanography; microbialite
(This special issue belongs to the Section Crystallography and Physical Chemistry of Minerals & Nanominerals)
Coupled Fe–Mn–S Biogeochemistry in Natural and Engineered Systems with Emphasis on Redox Processes, Contaminant Transformations and Environmental Implications
edited by Gunther Brucha, and Daniela Gomes Horta
submission deadline 31 Aug 2026 | Viewed by 122 | Submission Open
Keywords: biogeochemistry; contaminant fate; redox processes; iron cycle; manganese cycle; sulfur cycle; acid mine drainage (AMD); anaerobic oxidation of methane (AOM); rare earth elements (REE); anaerobic metabolism; environmental remediation; microbial interactions; greenhouse gas mitigation
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Recent Advances in Automated Mineralogy: From SEM-Based Systems to µXRF, 3D µCT and Beyond
edited by , Reiner Neumann and
submission deadline 1 Sep 2026 | 3 articles | Viewed by 5998 | Submission Open
Keywords: scanning electron microscope (SEM); micro X-ray fluorescence (µ XRF); 3D X-ray micro computed tomography (3D µ CT); process mineralogy; mineral liberation analysis; geometallurgy; geosciences; petroleum exploration; petroleum production
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Application of Geophysical and Geochemical Techniques in Mining Engineering
edited by , Faramarz Doulati Ardejani, and Mehrdad Soleimani
submission deadline 15 Sep 2026 | 1 articles | Viewed by 1847 | Submission Open
Keywords: geophysical and geochemical model integration; mineral exploration methods; mining exploitation techniques; environmental geophysics in mining engineering; environmental geochemistry in mining engineering; application of AI techniques in data processing for geophysical and geochemical models
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
The Application of Accessory Mineral Geochemistry in Ore Deposit Studies
edited by , and Youyue Lu
submission deadline 15 Sep 2026 | 2 articles | Viewed by 1787 | Submission Open
Keywords: Cu-Au deposits; rare metal deposits; W-Sn deposits; geochemical prospecting; ore deposit geochemistry; apatite geochemistry; tourmaline geochemistry; monazite geochemistry; in situ mineral microanalysis
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
New Extraction Processes for Critical Metals from Non-Metallurgical Resources
edited by Rogério C.S. Navarro and
submission deadline 23 Sep 2026 | 5 articles | Viewed by 8980 | Submission Open
Keywords: electronic waste; battery metals; low-grade resources; metallurgical waste; pyrometallurgy; hydrometallurgy
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Next-Generation Circuits: Size Reduction, Concentration, and Dewatering in Mineral Processing
edited by and Yesica Botero
submission deadline 25 Sep 2026 | 1 articles | Viewed by 418 | Submission Open
Keywords: circuits; size reduction (comminution); concentration (separation); dewatering; design; modeling; control
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Exponential Technologies in Mineral Processing: Contemporary Methods and Sustainable Equipment for Modeling, Optimization and Control submission deadline 25 Sep 2026 | Viewed by 202 | Submission Open
Keywords: exponential technologies; intelligent mineral processing; sustainable equipment; modeling; optimization; and control
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Rock and Mineral Behavior Under High Temperature and High Pressure: From Microphysics to Macroscopic Properties
edited by
submission deadline 28 Sep 2026 | 2 articles | Viewed by 1067 | Submission Open
Keywords: high-pressure and high-temperature; rock deformation; rock physics; microstructure; geodynamics
(This special issue belongs to the Section Crystallography and Physical Chemistry of Minerals & Nanominerals)
Novel Methods and Applications for Mineral Exploration, Volume III
edited by
submission deadline 30 Sep 2026 | 9 articles | Viewed by 14456 | Submission Open
Keywords: mineral exploration; economic geology; exploration methodology; geochemical exploration; geophysical exploration; novel exploration techniques; modern exploration techniques
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
Feature Papers in Mineral Exploration Methods and Applications 2025
edited by
submission deadline 30 Sep 2026 | 4 articles | Viewed by 6399 | Submission Open
Keywords: geochemical surveys; geological surveys; geophysical surveys; mineral exploration; remote sensing; rock physics; mineral deposits
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
Bauxite: Mineralogy, Geochemistry and Potential Industrial Application
edited by Leonardo Boiadeiro Ayres Negrão and
submission deadline 30 Sep 2026 | 3 articles | Viewed by 4713 | Submission Open
Keywords: bauxite's; redmud; laterite; supergenic; weathering; alumina
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
Large Igneous Provinces, Carbonatites, Kimberlites, and Associated Ore Deposits of Africa
edited by , , , Andrea Marzoli and Andrey Bekker
submission deadline 30 Sep 2026 | 1 articles | Viewed by 3750 | Submission Open
Keywords: large igneous provinces (LIPs) in Africa; silicic LIPs (SLIPs) and associated carbonatites and kimberlites in Africa; dyke swarms (mafic; ultramafic; and felsic) of all settings in Africa; LIPs as a tool in paleogeographic reconstructions; LIPs through time and their links with climate change events; LIPs; carbonatites; and kimberlites through time and their links with metallogeny; petrology and geochronology; LIP architecture and insights into the magmatic plumbing system from geochemistry and geophysics
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Hyperspectral and Thermal Infrared Remote Sensing for Mineral Exploration
edited by , Jingjing Dai and Yaqian Long
submission deadline 30 Sep 2026 | 1 articles | Viewed by 3309 | Submission Open
Keywords: hyperspectral remote sensing; visible– shortwave infrared; thermal infrared; machine learning
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
3D Technologies and Machine Learning in Mineral Sciences submission deadline 30 Sep 2026 | 1 articles | Viewed by 2991 | Submission Open
Keywords: 3D technologies; machine learning; digital twin in mineral sciences; mineral informatics; digital mineralogy; automated mineral recognition and image processing; virtual museums and cultural heritage; immersive learning in mineral sciences; interactive 3D models for geological studies
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