Kaolinite
View article: Impact of the Paleocene–Eocene Thermal Maximum (PETM) on organic petrographic characteristics of the basal Pabdeh Formation at Kuh-e-Gurpi Anticline, SW Iran
Impact of the Paleocene–Eocene Thermal Maximum (PETM) on organic petrographic characteristics of the basal Pabdeh Formation at Kuh-e-Gurpi Anticline, SW Iran Open
This study investigates the impact of the Paleocene–Eocene Thermal Maximum (PETM) event on the organic petrographic characteristics of the base Pabdeh Formation in the Tang-e-Hati section, located at the Kuh-e-Gurpi Anticline, SW Iran. To …
View article: Sulfate adjustment and early reactivity in cements containing kaolinitic calcined clays: investigation and assessment via a sulfate-limited model system
Sulfate adjustment and early reactivity in cements containing kaolinitic calcined clays: investigation and assessment via a sulfate-limited model system Open
View article: Mineral Reaction Kinetics During CO2 Sequestration into Paleozoic Metamorphic Rocks
Mineral Reaction Kinetics During CO2 Sequestration into Paleozoic Metamorphic Rocks Open
Carbon dioxide (CO2) sequestration into geological formations is one of the most reliable methods for mitigating CO2 emissions. Geothermal reservoirs are excellent candidates for CO2 trapping due to considerable fracture pore volume, which…
View article: Clay and silicate minerals
Clay and silicate minerals Open
Diffraction from minerals used in ceramic applications
View article: Influence of silt mineralogy on deflocculation of kaolinite-rich paste
Influence of silt mineralogy on deflocculation of kaolinite-rich paste Open
Traditional earthen techniques suffer from low production rates, making them, for the European market, less affordable than conventional methods. To overcome this limitation, the deflocculation/coagulation poured earth process was develope…
View article: A synchrotron X-ray powder diffraction study of cuneiform clay artefacts
A synchrotron X-ray powder diffraction study of cuneiform clay artefacts Open
Non-invasive techniques for studying historical objects are becoming increasingly important. Within this context, synchrotron X-ray powder diffraction has been verified as a valuable tool for identifying the mineral composition of cuneifor…
View article: Evolution of the Structure of Different-Rank Coals under Acidic Conditions
Evolution of the Structure of Different-Rank Coals under Acidic Conditions Open
Acidic mine drainage (AMD) present in coal seam roof and floor strata significantly modifies coal structure. To investigate the modification patterns of AMD on different coal ranks, coal samples of varying ranks (lignite, bituminous coal, …
View article: TEMPERATURE-DEPENDENT ELECTRICAL CONDUCTIVITY BEHAVIOR OF UNTREATED AND CHEMICALLY TREATED KAOLINITE
TEMPERATURE-DEPENDENT ELECTRICAL CONDUCTIVITY BEHAVIOR OF UNTREATED AND CHEMICALLY TREATED KAOLINITE Open
View article: TEMPERATURE-DEPENDENT ELECTRICAL CONDUCTIVITY BEHAVIOR OF UNTREATED AND CHEMICALLY TREATED KAOLINITE
TEMPERATURE-DEPENDENT ELECTRICAL CONDUCTIVITY BEHAVIOR OF UNTREATED AND CHEMICALLY TREATED KAOLINITE Open
View article: Empirical Modelling and Optimization of Zinc Chloride Activated Ngbo Clay Catalysts Using Response Surface Methodology
Empirical Modelling and Optimization of Zinc Chloride Activated Ngbo Clay Catalysts Using Response Surface Methodology Open
In this study, Box-Behnken’s Response Surface Methodology (RSM) was applied to study the esterification reaction effectiveness of zinc chloride activated Ngbo clay catalyst. The XRF result showed that both raw and activated clay contain co…
View article: pH-Dependent Sorption of Glyphosate at Mineral Surfaces: Complexation, Competition, and Reversibility
pH-Dependent Sorption of Glyphosate at Mineral Surfaces: Complexation, Competition, and Reversibility Open
Glyphosate (N-(phosphonomethyl)glycine, Gly), the world's most widely used herbicide, exhibits complex adsorption behaviors at mineral-water interfaces that govern its environmental fate and transport in soil systems. Understanding these i…
View article: Microbial stability of mineral-associated root exudates governed by mineral association capacity, exudate nitrogen availability and their pH
Microbial stability of mineral-associated root exudates governed by mineral association capacity, exudate nitrogen availability and their pH Open
Low-molecular-weight organic compounds, like root exudates, can directly associate with clay minerals, reducing their microbial availability. However, it remains unclear whether the microbial stability of mineral-associated organic carbon …
View article: Magnetic chitosan kaolinite cellulose nanofibril cryogel beads for efficient removal of methylene blue from water
Magnetic chitosan kaolinite cellulose nanofibril cryogel beads for efficient removal of methylene blue from water Open
Using a green freeze gelation and genipin crosslinking technique, chitosan (C), kaolinite (K), cellulose nanofibrils (CNF), and Fe3O4 nanoparticles were combined to create CK-CNF-Fe cryogel beads, a novel magnetic com…
View article: Impact of clay minerals on oil displacement efficiency in tight oil reservoirs
Impact of clay minerals on oil displacement efficiency in tight oil reservoirs Open
Although water and gas drives are still the most commonly used methods for most reservoirs, the high clay content adversely affects production efficiency. This study investigates three development methods (water, CO 2 , and N 2 ) in high-c…
View article: Bio-cementitious stabilization of problematic soils using xanthan gum, calcium carbide residue, and bamboo fibers
Bio-cementitious stabilization of problematic soils using xanthan gum, calcium carbide residue, and bamboo fibers Open
Expansive clay soil has a low load-bearing capacity, so chemical stabilizers are commonly used to improve its strength. However, many stabilizers raise environmental concerns. To reduce reliance on conventional chemicals, researchers are e…
View article: Effects of mafic dikes on mineralization of sandstone-hosted uranium deposits: Insights from kaolinite mineralogy and geochemistry
Effects of mafic dikes on mineralization of sandstone-hosted uranium deposits: Insights from kaolinite mineralogy and geochemistry Open
View article: Facile preparation of agro-biomass modified Kaolinite composite adsorbents for toxic metals sequestration in water treatment: a comparative study
Facile preparation of agro-biomass modified Kaolinite composite adsorbents for toxic metals sequestration in water treatment: a comparative study Open
In this study, two composite adsorbents were obtained from a combination of Kaolinite (K) and agro-biomass waste materials (Carica papaya seeds and pine cone) via solvo-thermal process. The Kaolinite-Carica papaya seeds (KP) and Kaolinite-…
View article: Compositional-structural properties of the Opalinus Clay in southern Germany: Combining facies-based studies and mineralogical analyses
Compositional-structural properties of the Opalinus Clay in southern Germany: Combining facies-based studies and mineralogical analyses Open
View article: Digital Core Analysis on Water Sensitivity Mechanism and Pore Structure Evolution of Low-Clay Tight Conglomerate
Digital Core Analysis on Water Sensitivity Mechanism and Pore Structure Evolution of Low-Clay Tight Conglomerate Open
This study investigates the mechanisms behind strong water sensitivity in some low-clay-mineral-content tight conglomerate reservoirs in China’s Mahu Sag. Using core-scale water sensitivity tests, mineral analysis, in situ micro-CT scannin…
View article: Spectral induced polarization of artificial sand-clay mixtures – An experimental study supported by microcomputed tomography
Spectral induced polarization of artificial sand-clay mixtures – An experimental study supported by microcomputed tomography Open
Summary Evaluating sedimentary texture is crucial for managing of aquifers and assessing groundwater quality. Direct methods of aquifer characterization (like pumping tests) are of limited value because of their invasive character and conn…
View article: Mechanism of Hydrothermal Zeolite Crystallization from Kaolin in Concentrated NaOH Solutions (1–5 M): Formation of NaP1, NaP2, Analcime, Sodalite and Cancrinite
Mechanism of Hydrothermal Zeolite Crystallization from Kaolin in Concentrated NaOH Solutions (1–5 M): Formation of NaP1, NaP2, Analcime, Sodalite and Cancrinite Open
Kaolin from the Donigazza deposit (NW Sardinia, Italy) was used to investigate the mechanisms of zeolite crystallization under alkaline hydrothermal conditions. The starting material, composed mainly of kaolinite and opal-CT with minor qua…
View article: Production and Characterization of Catalysts from Ngbo Clay in Ebonyi State, Nigeria
Production and Characterization of Catalysts from Ngbo Clay in Ebonyi State, Nigeria Open
This work was focused on the development and characterization of clay catalyst from Ngbo clay. The raw clay was crushed, refined, dried, and grinded before activation to produce acid activated clay (AAC), base activated clay (BAC), thermal…
View article: Production and Characterization of Catalysts from Ngbo Clay in Ebonyi State, Nigeria
Production and Characterization of Catalysts from Ngbo Clay in Ebonyi State, Nigeria Open
This work was focused on the development and characterization of clay catalyst from Ngbo clay. The raw clay was crushed, refined, dried, and grinded before activation to produce acid activated clay (AAC), base activated clay (BAC), thermal…
View article: Using silica nanoparticles and anionic surfactant in low-salinity water to enhance oil recovery in the Assam Shelf Basin
Using silica nanoparticles and anionic surfactant in low-salinity water to enhance oil recovery in the Assam Shelf Basin Open
Surfactant flooding is a widely adopted Chemical Enhanced Oil Recovery (CEOR) method, but its efficiency is limited by the adsorption of surfactants onto reservoir rock surfaces. This study investigates the effect of silica nanoparticles (…
View article: Synergistic visible-light photocatalysis by ZnO/black phosphorus nanohybrids immobilized on activated kaolinite
Synergistic visible-light photocatalysis by ZnO/black phosphorus nanohybrids immobilized on activated kaolinite Open
This study reports the design and synthesis of a novel composite photocatalyst based on ZnO nanoparticles immobilized onto a black phosphorus (BP)-modified activated kaolinite matrix. The fabrication strategy combines solvothermal doping a…
View article: MINERALOGY OF NAHUTA CLAY KURRA SHEET 189 NE
MINERALOGY OF NAHUTA CLAY KURRA SHEET 189 NE Open
The present study investigates the mineralogical composition of Nahuta clay,which forms part of the Ropp Complex located in Barkin Ladi Local GovernmentArea of Plateau State, Nigeria. Detailed geological mapping and laboratoryanalysis were…
View article: Mechanical and hydration performance of LC <sup>3</sup> binders incorporating calcined kaolinite-illite clay
Mechanical and hydration performance of LC <sup>3</sup> binders incorporating calcined kaolinite-illite clay Open
The substitution of Ordinary Portland Cement (OPC) with Supplementary Cementitious Materials (SCMs) is a key strategy for reducing the carbon footprint of construction materials. In this study, LC 3 (Limestone Calcined Clay Cement) binders…
View article: Petrographic and geochemical characterization of the Parawi bauxitic deposit, Republic of Guinea
Petrographic and geochemical characterization of the Parawi bauxitic deposit, Republic of Guinea Open
Global population growth leads to a high demand for quality minerals, particularly for industrial production. Guinea, rich in mineral resources, has more than 23 billion tonnes of bauxite in the Boké region, of which the sub-prefecture of …
View article: Petrographic and geochemical characterization of the Parawi bauxitic deposit, Republic of Guinea
Petrographic and geochemical characterization of the Parawi bauxitic deposit, Republic of Guinea Open
Global population growth leads to a high demand for quality minerals, particularly for industrial production. Guinea, rich in mineral resources, has more than 23 billion tonnes of bauxite in the Boké region, of which the sub-prefecture of …
View article: Biosorption of Cu²⁺ Metal Ions Using Immobilized Green Algae (Spirogyra Setiformis) Biomass with Sodium Silicate
Biosorption of Cu²⁺ Metal Ions Using Immobilized Green Algae (Spirogyra Setiformis) Biomass with Sodium Silicate Open
This study aims to evaluate the performance of Spirogyra setiformis biomass immobilized with sodium silicate as a biosorbent for the removal of Cu²⁺ ions from aqueous solutions. The research investigates the effects of pH, initial ion conc…