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Natural Jordanian zeolite: removal of heavy metal ions from water samples using column and batch methods
The adsorption behavior of natural Jordanian zeolites with respect to Cd 2 + , Cu 2 + , Pb 2 + , and Zn 2 + was studied in order to consider its...
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Nanoparticulate Zeolitic Tuff for Immobilizing Heavy Metals in Soil: Preparation and Characterization
Nanoparticles derived from natural materials are promising compounds in the field of environmental remediation. The present study produces and...
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Adsorption of arsenic (V) by iron (III)-modified natural zeolitic tuff
Adsorption of arsenic (V) by natural zeolitic tuff, modified with iron (III), was investigated. Also, the iron (III) adsorption characteristics by...
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Erionite series minerals: mineralogical and carcinogenic properties
Erionite is a human and animal carcinogen and one of the most toxic minerals known. Erionite deposits have been reported in many countries; however,...
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A geochemical analytical approach for the evaluation of heavy metal distribution in lagoon sediments
Background, Aim, and ScopeItalian lagoon environments are of great importance due either to their frequency and distribution along the coasts or to...
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Il Tufo Giallo della Via Tiberina (Roma) utilizzato nei monumenti romani
This tuff (TGVT) is a product of the Quaternary Sabatini Volcanic District outcrop** just north of Rome. At first excavated by the Etruscan, it was...
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Reduction of availability of trace metals in urban soils using inorganic amendments
Urban soils in medium- and large-sized cities generally have shown elevated contents of environmentally important trace metals (e.g. lead, copper,...
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Wastewater Treatment Using Modified Natural Zeolites
Current wastewater treatment processes generally improve the quality of effluent water by enhancing the efficiency of the pollutant reduction process...
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Converting liability into asset: novel mesoporous zeotype from fly ash using silatrane chemistry
Fly ash has become a major liability. We report here a clean technology to convert this liability into an asset. Novel mesoporous zeotype, UDCaT-8...
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Removal of Mercury Ions from Mixed Aqueous Metal Solutions by Natural and Modified Zeolitic Minerals
Research works on the removal of mercury from water by zeolitic mineralshow that small quantities of this element are sorbed. In this work the...
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Monitoring of subaqueous depots with active barrier systems for contaminated dredged material using dialysis samplers and DGT probes
Background, Aims and ScopeDisposal of dredged material in subaqueous depots is increasingly considered an economic and ecologically sound option in...
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Pilot Test of a Surfactant-modified Zeolite Permeable Barrier for Groundwater Remediation
Two pilot-scale tests of surfactant-modified zeolite (SMZ) permeable barriers were conducted at the Large Experimental Aquifer Facility of the Oregon...
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Risk Assessment and Management in Metal-Contaminated Sites
How clean is clean? How clean is clean enough? These are indications of the changing cleanup paradigm being faced by the scientific...
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Environmental Applications of Natural Zeolitic Materials Based on Their Ion Exchange Properties
Present and potential use of natural zeolites as cation exchangers in environmental protection is reviewed. Siliceous zeolites, such as chabazite,...
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Zeolitised Materials of the Mediterranean Area as Adsorbents for Environmental Protection
An investigation on the adsorption properties of zeolite-rich rocks, coming from deposits located around the Mediterranean basin, has been carried...
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Distribution of Industrial Minerals in Sardinia (Italy): Clinoptilolite Bearing Rocks of the Logudoro Region
Volcaniclastic products of Northern Sardinia (Italy) turned out to be affected by diffuse zeolitisation processes. About 130 samples, representative...
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Application of Microporous Materials for the Recovery of Nutrients From Wastewaters
The RIM-NUT® process is based on ion-exchange precipitation operations for the abatement of the eutrophication potential present in biologically...
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Transition Metal Complexes Supported on Natural Zeolitic Materials: An Overview
The literature concerning transition metal complexes supported on natural zeolitic materials is reviewed and the relevant experimental methods, along...
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Natural Zeolites and Nuclear-Waste Management: The Case of Yucca Mountain, Nevada, USA
The most important radionuclide migration issues at Yucca Mountain concern not 137Cs and 90Sr but anionic species and long-lived actinides that often...