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 Kaolinite Group Clay Minerals and Their Applications
edited by , Daniel Moreno-Rodriguez, Martina Maria Calvino and
submission deadline 31 Mar 2026 | 1 articles | Viewed by 643 | Submission Open
Keywords: kaolinite-group mineral-based nanocomposites; halloysite nanotubes; kaolinite; pharmaceutical applications; environmental applications; molecular simulations
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
Geochronology, Geochemistry, and Tectonic Significance of Pyroclastic Rocks
edited by and
submission deadline 31 Mar 2026 | 1 articles | Viewed by 535 | Submission Open
Keywords: pyroclastic deposits; geochronology; geochemistry; alteration mineralogy; eruption dynamics; epithermal mineralization
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Geology, Exploration and Mining of Deep-Sea Mineral Resources
edited by , , Pedro Madureira and
submission deadline 31 Mar 2026 | Viewed by 284 | Submission Open
Keywords: marine minerals; exploration methods; geological setting of DSM; mineralogy; geochemistry and dating of deep-sea deposits; ore forming models of DSM
(This special issue belongs to the Section Mineral Deposits)
Application of Deep Learning and Computer Vision in Petrographic Images Analysis, 2nd Edition submission deadline 31 Mar 2026 | Viewed by 197 | Submission Open
Keywords: artificial intelligence; computer vision; deep learning; object detection; image segmentation; petrographic images analysis; maceral images analysis; microscopic images of mineral matter analysis
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
Clay Minerals for Environmental Remediation and Sustainable Energy
edited by , Sijia Sun and Meng Liu
submission deadline 31 Mar 2026 | Viewed by 172 | Submission Open
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
Island-Reef Carbonate Systems: Facies, Diagenesis, and Dolomitization Processes
edited by Rui Wang, Min Ren and
submission deadline 31 Mar 2026 | Viewed by 167 | Submission Open
Keywords: island– reef carbonate systems; facies; diagenesis; dolomitization; climatology; environment
(This special issue belongs to the Section Crystallography and Physical Chemistry of Minerals & Nanominerals)
Arsenic Pollution: Sources, Speciation and Remediation Strategies submission deadline 1 Apr 2026 | 1 articles | Viewed by 506 | Submission Open
Keywords: arsenic; soil; contamination; remediation; immobilization; release; solubility
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Critical Minerals and Associated Elements in Mine Effluent and Treatment Residuals: Management Strategies and Technologies for Resource Recovery
edited by Mengling Stuckman, Charles A. Cravotta and Chin-Min Cheng
submission deadline 10 Apr 2026 | 2 articles | Viewed by 3534 | Submission Open
Keywords: mine drainage; tailing leachate; environmentally responsible; (bio)geochemical interactions and models; rare earth elements; lithium; transition metals; socio-economic assessment
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Genesis and Metallogeny of Non-Ferrous and Precious Metal Deposits, 3rd Edition
edited by Yunsheng Ren and
submission deadline 10 Apr 2026 | 1 articles | Viewed by 449 | Submission Open
Keywords: ore genesis; mineralization mechanisms; geochronology; geochemistry; non-ferrous and precious metal deposits
(This special issue belongs to the Section Mineral Deposits)
Clay Minerals, Biomaterials and Engineered Mineral Materials in Water and Wastewater Treatment submission deadline 24 Apr 2026 | Viewed by 48 | Submission Open
Keywords: sustainable water technologies; adsorption of pollutants; bio-based adsorbents; sustainable supported catalysts; advanced oxidation processes; engineered and emerging mineral materials
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Innovations in Hydrometallurgy: Traditional and Emerging Approaches for Sustainable Metal Recovery
edited by , and Thandazile Moyo
submission deadline 30 Apr 2026 | 5 articles | Viewed by 8585 | Submission Open
Keywords: hydrometallurgy; sustainable extraction; circular economy; urban mining; environmental impact; innovative techniques; traditional approaches; resource efficiency; resource recovery
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Gems Under the Microscope: New Insights into Mineral Structures and Properties
edited by , Zhengyu Zhou and Yuzhi Zhang
submission deadline 30 Apr 2026 | 8 articles | Viewed by 6966 | Submission Open
Keywords: mineral structures and microstructure of gemstones; mineral properties of gemstones; nano-inclusions in gemstones; geochemistry characterization; geological process; mineralogical and gemological research in ancient geomaterials; multi-mineral aggregate jade
(This special issue belongs to the Section Crystallography and Physical Chemistry of Minerals & Nanominerals)
Critical Mineral Exploration: Innovations, Challenges and Future Directions
edited by Chad D. Deering
submission deadline 30 Apr 2026 | 4 articles | Viewed by 3426 | Submission Open
Keywords: critical minerals; mineral exploration; economic geology; strategic resource assessment
(This special issue belongs to the Section Mineral Deposits)
Mineralization and Metallogeny of Iron Deposits
edited by Shigang Duan, Chengdong Yang and Xiuqing Yang
submission deadline 30 Apr 2026 | 5 articles | Viewed by 3043 | Submission Open
Keywords: iron oxide– apatite (Kiruna) deposits; iron– titanium– (vanadium) oxide deposits; iron skarn; banded iron formation; geodynamic setting of iron mineralization; metallogeny of iron deposits; exploration methods
(This special issue belongs to the Section Mineral Deposits)
Formation Study of Gem Deposits submission deadline 30 Apr 2026 | 3 articles | Viewed by 2709 | Submission Open
Keywords: geological occurrences; chemical composition; mineral components; geographic features/origin; gem characterization; genesis of gems
(This special issue belongs to the Section Mineral Deposits)
Natural and Induced Diagenesis in Clastic Rock
edited by Meiyan Fu, Jon Gluyas and Dong Wu
submission deadline 30 Apr 2026 | 5 articles | Viewed by 2480 | Submission Open
Keywords: diagenetic fluid; multi-mineral phase interaction; dissolution mechanism; organic– inorganic interaction; diagenetic facies
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Mineral Pigments: Properties Analysis and Applications submission deadline 30 Apr 2026 | 3 articles | Viewed by 1991 | Submission Open
Keywords: mineral pigments; characterization techniques; pigment stability; cultural heritage conservation; inorganic materials; sustainable applications
(This special issue belongs to the Section Crystallography and Physical Chemistry of Minerals & Nanominerals)
Development in Alkali-Activated Materials and Applications
edited by Emile Mukiza and
submission deadline 30 Apr 2026 | 2 articles | Viewed by 1385 | Submission Open
Keywords: geopolymeric cements; eco-efficient concrete; sustainable materials; green cements; durability
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
Large Igneous Provinces: Petrogenesis, Mineralization, and Environmental Impact
edited by and Zhiguo Cheng
submission deadline 30 Apr 2026 | 2 articles | Viewed by 913 | Submission Open
Keywords: mantle plumes; volcanic systems; geodynamics; ore deposits; climate change; mass extinctions; earth's habitability
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Geochronological, Petrological and Geochemical Studies of Basaltic Rocks from Oceanic Crust
edited by and Xijun Liu
submission deadline 30 Apr 2026 | 1 articles | Viewed by 757 | Submission Open
Keywords: petrogenesis; magmatic processes; basalt; mantle source; subduction zone; mid-oceanic ridge; intraplate setting
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Mineralogy, Geochemistry, and Sedimentary Geology of Lacustrine Basins, 2nd Edition
edited by , Qingshao Liang, and
submission deadline 30 Apr 2026 | 2 articles | Viewed by 646 | Submission Open
Keywords: sedimentary environment and sedimentary model; diagenesis types and diagenetic evolution; shale oil and gas in lacustrine basins; characteristics of tight sandstone reservoirs in lacustrine basins; high-resolution sequence stratigraphy of lacustrine basins
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Advances and Applications of High-Pressure Grinding Rolls Designs and Operational Strategies submission deadline 30 Apr 2026 | Viewed by 467 | Submission Open
Keywords: HPGR; cheek plates; flanges; studs; wear; skewing
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Zeolite: From a Boiling Stone to the Applicable Minerals in Various Industrial Processes, 3rd Edition submission deadline 30 Apr 2026 | Viewed by 147 | Submission Open
Keywords: zeolite occurrence; adsorption; catalysis; surface functionalization; environmental protection; zeolite structures; zeolite engineering; sustainable applications of zeolites
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
Critical Metal Minerals in Coal, 2nd Edition submission deadline 30 Apr 2026 | Viewed by 139 | Submission Open
Keywords: coal-hosted critical metal metallogenic mechanisms; spatial distribution and occurrence characteristics of coal-hosted critical metals; exploration and resource development of coal-hosted critical metals; pre-concentration of coal-hosted critical metals; extraction of critical metals from coal and by-products
(This special issue belongs to the Section Mineral Deposits)
Mechanisms of Magma–Rock Interaction in Crustal Evolution submission deadline 30 Apr 2026 | Viewed by 108 | Submission Open
Keywords: magma emplacement mechanisms; the role of stoping; assimilation; whole-rock and mineral chemistry; magma batches; petrological modelling
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Recent Advances in Separation Techniques for Critical Minerals/Metals, Circular Economy, and Sustainability
edited by , , and Mayumi Ito
submission deadline 7 May 2026 | 8 articles | Viewed by 14188 | Submission Open
Keywords: mineral processing/beneficiation; physical separation; selective comminution; size/shape separation; gravity separation; magnetic separation; electrical separation; flotation; extractive metallurgy; leaching; purification; solvent extraction; precipitation; cementation; adsorption; critical minerals/metals; primary/secondary resources; recycling; circular economy; environment; sustainability
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Genesis of Mississippi Valley-Type Ore Deposits submission deadline 29 May 2026 | Viewed by 106 | Submission Open
Keywords: genesis of Mississippi valley-type (MVT) ore deposits; geochronology of MVT ore deposits; sources of sulfur and metals; modeling of hydrothermal fluid flow; potential for critical minerals
(This special issue belongs to the Section Mineral Deposits)
Circular Economy of Remining Secondary Raw Materials submission deadline 30 May 2026 | 4 articles | Viewed by 9541 | Submission Open
Keywords: waste rock; tailings; ashes; mineralogy; geochemistry; separation methods; toxic elements; radioactive elements; critical elements; strategic elements
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Geochemistry and Genesis of Hydrothermal Ore Deposits, 2nd Edition
edited by
submission deadline 30 May 2026 | 1 articles | Viewed by 754 | Submission Open
Keywords: hydrothermal ore deposits; sources and evolution of hydrothermal fluids; genesis of mineral deposit; metallic mineral deposits; geochemistry of hydrothermal fluids; fluid inclusions; stable isotopes; mineral exploration
(This special issue belongs to the Section Mineral Deposits)
Paleobiological and Mineralogical Signatures of Taphonomic Processes in Sedimentary Basins
edited by , Herminio Ismael Araujo Junior and Renato Pirani Ghilardi
submission deadline 30 May 2026 | 1 articles | Viewed by 613 | Submission Open
Keywords: fossilization pathways; biostratinomy; diagenetic alteration; geochemical proxies; analytical techniques
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Potentially Toxic Elements: Source, Distribution, Risk Assessment and Remediation, 2nd Edition submission deadline 30 May 2026 | Viewed by 300 | Submission Open
Keywords: guiding values; heavy metals; metalloids; rare earth elements; geochemical mapping; environmental pollution; ecological risks; human health risks; pollution remediation
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Advances in Magnetic and Electromagnetic Techniques for Mineral Exploration: Enhancing Resource Discovery, 2nd Edition
edited by Marc A. Vallée and
submission deadline 30 May 2026 | Viewed by 150 | Submission Open
Keywords: magnetic methods and electromagnetic methods; data acquisition; geophysical modeling and inversion; borehole; ground; and airborne geophysics; magneto-telluric; mineral exploration; case histories; physical properties
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
Applications of Clay Minerals and Engineered Materials in Water and Wastewater Treatment submission deadline 31 May 2026 | 4 articles | Viewed by 4849 | Submission Open
Keywords: clay minerals; zeolites; layered double hydroxides; cement materials; spectroscopy characteristics; materials properties; molecular simulations; water treatment; wastewater treatment; adsorption; catalysis
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
Sedimentary Basins and Minerals
edited by Zhenhong Li
submission deadline 31 May 2026 | 2 articles | Viewed by 2507 | Submission Open
Keywords: provenance analysis and geodynamic background of sedimentary basins; mineral characteristics and evolution stages of sedimentary basins; mineral geochronology of sedimentary basins; mineral geochemistry of sedimentary basins; mineral exploration methods of sedimentary basins
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Geochemical, Isotopic, and Biotic Records of Banded Iron Formations
edited by , Caiyun Lan and Xiuqing Yang
submission deadline 31 May 2026 | 3 articles | Viewed by 2209 | Submission Open
Keywords: banded iron formations; carbon isotope; non-traditional stable isotope; paleoenvironment; oxygenic photosynthesis; Archean to Paleoproterozoic
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Gemstone Identification and Characterization: Advances, Technologies and Analytical Challenges in the Modern Gemstone Trade
edited by Maya Musa, and Fabio D’Amico
submission deadline 31 May 2026 | 2 articles | Viewed by 2119 | Submission Open
Keywords: proof of origin; laboratory-grown diamond; inclusions; treatments; nomenclature; Artificial Intelligence
(This special issue belongs to the Section Crystallography and Physical Chemistry of Minerals & Nanominerals)
Geochemical Controls on the Generation and Transformation of Carbon in Rocks
edited by , and Yu Zhang
submission deadline 31 May 2026 | 2 articles | Viewed by 1952 | Submission Open
Keywords: metasedimentary rocks; coal including coal fires; carbonaceous shale; carbonate; carbon isotope systematics; origin and evolution of life; global carbon cycling
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Mineralogy, Geochemistry and Geochronology of W-Sn Polymetallic Deposits, 2nd Edition
edited by , Rongqing Zhang and
submission deadline 31 May 2026 | 2 articles | Viewed by 1389 | Submission Open
Keywords: mineralization-related granite; scheelite; cassiterite; wolframite; in situ analysis; W-Sn deposits
(This special issue belongs to the Section Mineral Deposits)
Radionuclides and Radiation Exposure in Minerals Extraction, Processing and Applications submission deadline 31 May 2026 | 1 articles | Viewed by 803 | Submission Open
Keywords: radionuclides in ores; radiation exposure; radiation monitoring at mine sites; radioactive mining waste management; mitigation measures
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Advances in Process Mineralogy submission deadline 31 May 2026 | 1 articles | Viewed by 555 | Submission Open
Keywords: process mineralogy; mineral processing; particle size distribution; composition and content; liberation degree
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Gold Deposits: From Primary to Placers and Tailings After Mining
edited by , and Daniel J. Kontak
submission deadline 31 May 2026 | 1 articles | Viewed by 551 | Submission Open
Keywords: geology; geochronology; geochemistry; mineralogy; ore-forming processes; types of gold deposits; crustal fluids and gold speciation; extraction and recovery of gold from primary and secondary resources; experimental and thermodynamic modeling; modern analytical methods; genesis of gold nuggets and nanoparticles
(This special issue belongs to the Section Mineral Deposits)
Iberian Pyrite Belt: Advances in Mineral Exploration, Mineral Deposits and Geological Processes
edited by Luís Albardeiro and Maria Joao Batista
submission deadline 31 May 2026 | Viewed by 164 | Submission Open
Keywords: Iberian Pyrite Belt; ore horizons; mineral exploration; geochemistry methods; geophysics; geological models
(This special issue belongs to the Section Mineral Exploration Methods and Applications)
Platinum-Group Elements, Chromium and Nickel in Ultrabasic-Basic Complexes: New Results submission deadline 31 May 2026 | Viewed by 137 | Submission Open
Keywords: platinum-group elements; chromium; nickel; ore deposits; ultrabasic– basic complexes
(This special issue belongs to the Section Mineral Deposits)
Continental Crust Evolution in Collisional and Accretionary Orogens: Petrological, Tectonic and Metallogenic Implications submission deadline 31 May 2026 | Viewed by 124 | Submission Open
Keywords: accretionary orogen; collisional orogen; continental growth; crustal deformation; tectonic evolution; ore deposits
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Advances in Carbonate Sedimentology: From Deposition to Diagenesis
edited by Xuan Chen and Zhongxiang Zhao
submission deadline 31 May 2026 | Viewed by 60 | Submission Open
Keywords: carbonate platform models; carbonate facies; sequence stratigraphy; reservoir heterogeneity; mineral formation mechanisms; carbonate minerals; carbonate rocks; carbonate systems; carbonate reservoirs; diagenesis
(This special issue belongs to the Section Mineral Geochemistry and Geochronology)
Geochemical Characteristics and Contamination Risk Assessment of Soil, 2nd Edition
edited by and Robert Å ajn
submission deadline 31 May 2026 | Viewed by 39 | Submission Open
Keywords: soil contamination; contamination risk assessment; health risk assessment; modelling techniques; pollution indices; spatial distributions
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Mineralogical, Petrophysical and Hydromechanical Properties of Reservoirs and Caprocks, 2nd Edition
edited by , , Zhenhua Jing and
submission deadline 30 Jun 2026 | 8 articles | Viewed by 8528 | Submission Open
Keywords: reservoir characterization; caprock integrity; mineralogical control; petrophysical properties; hydromechanical coupling; shale gas; gas hydrate; hydrogen storage; CO2 sequestration
(This special issue belongs to the Section Clays and Engineered Mineral Materials)
Recycling of Industrial Waste for the Development of Sustainable Materials
edited by Maura Fugazzotto, Laura Crespo-Lopez, and
submission deadline 30 Jun 2026 | 3 articles | Viewed by 4088 | Submission Open
Keywords: recycling; circular economy; construction and demolition waste; innovative materials; green materials
(This special issue belongs to the Section Environmental Mineralogy and Biogeochemistry)
Kinetic Characterization and Its Applications in Mineral Processing
edited by , and Diego Mesa
submission deadline 30 Jun 2026 | 5 articles | Viewed by 3858 | Submission Open
Keywords: flotation kinetics; breakage rate; flotation rate; selection function; scale-up; time-recovery data; flotation modelling; comminution modelling; simulation
(This special issue belongs to the Section Mineral Processing and Extractive Metallurgy)
Ore Deposits Related to Metamorphism submission deadline 30 Jun 2026 | 2 articles | Viewed by 3204 | Submission Open
Keywords: metamorphism; metasomatism; geochemistry (isotopes and trace elements); geochronology; metamorphic ore minerals; mineralogy and petrography
(This special issue belongs to the Section Mineral Deposits)
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