Mobilisation of arsenic, selenium and uranium from Carboniferous black shales in west Ireland
Sign Up to like & getrecommendations! Published in 2019 at "Applied Geochemistry"
DOI: 10.1016/j.apgeochem.2019.104401
Abstract: Abstract The fixation and accumulation of critical elements in the near surface environment is an important factor in understanding elemental cycling through the crust, both for exploration of new resources and environmental management strategies. Carbonaceous… read more here.
Keywords: black shales; mobilisation; ireland; jarosite ... See more keywords
Exploring passivation-based treatments for jarosite from an acid sulfate soil
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Geology"
DOI: 10.1016/j.chemgeo.2020.120034
Abstract: Abstract Jarosite (KFe3(SO4)2(OH)6) is a common secondary reaction product of iron sulfide oxidation and can pose a considerable risk to soil and water quality. The overarching objective of this study was to explore the possibility… read more here.
Keywords: soil; jarosite; passivation based; ferric phosphate ... See more keywords
Reductive dissolution of Pb-Zn jarosite under near-neutral conditions
Sign Up to like & getrecommendations! Published in 2021 at "Chemical Geology"
DOI: 10.1016/j.chemgeo.2021.120338
Abstract: Abstract Jarosite, an oxyhydroxysulfate secondary mineral, exists widely in mining areas, typically in association with heavy metals, such as Pb or Zn. Replacement by heavy metals at different sites within the jarosite crystal structure may… read more here.
Keywords: liberation; pb2 zn2; spectroscopy; jarosite ... See more keywords
Analysis on the hazardous jarosite added concrete
Sign Up to like & getrecommendations! Published in 2018 at "Construction and Building Materials"
DOI: 10.1016/j.conbuildmat.2018.10.006
Abstract: Abstract This paper attempts to propose a new method for re-use of jarosite in concrete. Jarosite added concrete was studied for different mechanical and durability properties. The experiments were performed in the laboratory and statistical… read more here.
Keywords: hazardous jarosite; analysis hazardous; jarosite added; jarosite ... See more keywords
Iron isotope geochemistry and mineralogy of jarosite in sulfur-rich sediments
Sign Up to like & getrecommendations! Published in 2020 at "Geochimica et Cosmochimica Acta"
DOI: 10.1016/j.gca.2019.11.029
Abstract: Abstract Jarosite is a common mineral in acidic, sulfate-rich environments where it is critical in regulating the acidity of aquatic systems and the mobility of trace elements and potential contaminants. This research aims to understand… read more here.
Keywords: mineralogy; iron isotope; geochemistry; jarosite ... See more keywords
Characterization of cast iron and slag produced by jarosite sludges reduction via Arc Transferred Plasma (ATP) reactor
Sign Up to like & getrecommendations! Published in 2018 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2018.01.006
Abstract: Abstract Jarosite process is the most widely adopted method for zinc production via a hydro-metallurgical route. Jarosite sludges are classified as hazardous waste by the European Waste Catalogue. Up to now, jarosite sludges were stored… read more here.
Keywords: waste; iron; arc transferred; jarosite sludges ... See more keywords
Photochemical degradation of chloramphenicol over jarosite/oxalate system: Performance and mechanism investigation
Sign Up to like & getrecommendations! Published in 2020 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2020.104570
Abstract: Abstract Rational selection of affordable catalyst and effective degradation process are significant for antibiotic-containing wastewater treatment. Herein, a photochemical catalytic system comprising of bio-synthesized jarosite and oxalic acid (Ox) was investigated for degradation of antibiotic… read more here.
Keywords: system; cap; process; chloramphenicol ... See more keywords
Effects of different oxyanions in solution on the precipitation of jarosite at room temperature.
Sign Up to like & getrecommendations! Published in 2018 at "Journal of hazardous materials"
DOI: 10.1016/j.jhazmat.2018.04.016
Abstract: The effects of five different oxyanions, AsO4, SeO3, SeO4, MoO4, and CrO4, on the precipitation of jarosite at room temperature were investigated by X-ray diffraction, scanning electron microscopy, and chemical analysis. Different amounts (2, 5,… read more here.
Keywords: jarosite; precipitation; different oxyanions; room temperature ... See more keywords
Preparation and characterization of jarosite nanorods synthesized by microwave hydrothermal method
Sign Up to like & getrecommendations! Published in 2020 at "Materials Chemistry and Physics"
DOI: 10.1016/j.matchemphys.2020.123654
Abstract: Abstract Synthesis of hydronium jarosite rods had been carried out using the method of microwave-assisted hydrothermal syntheses under controlled values of solution acidity. The prepared materials were characterized by means of x-ray diffraction analysis, transmission… read more here.
Keywords: characterization jarosite; hydronium jarosite; method; reaction rate ... See more keywords
New pathway for utilization of jarosite, an industrial waste of zinc hydrometallurgy
Sign Up to like & getrecommendations! Published in 2021 at "Minerals Engineering"
DOI: 10.1016/j.mineng.2021.107030
Abstract: Abstract Generated by zinc hydrometallurgical production and containing several toxic species, jarosite has been little used or beneficiated to date. Utilization of jarosite can save mining resources by producing valuable products, and reduce potential hazards… read more here.
Keywords: zinc; waste; process; utilization jarosite ... See more keywords
Effect of schwertmannite and jarosite on the formation of hypoxic blackwater during inundation of grass material.
Sign Up to like & getrecommendations! Published in 2017 at "Water research"
DOI: 10.1016/j.watres.2017.07.039
Abstract: This study focused on understanding the effect of schwertmannite and jarosite, commonly found in floodplains containing acid sulfate soil materials, on the characteristics of the hypoxic blackwaters that can form when floodplain vegetation experiences prolonged… read more here.
Keywords: schwertmannite jarosite; grass; effect schwertmannite; water ... See more keywords