The economic potential of the African iron-ore tailings: synthesis of magnetite for the removal of trace metals in groundwater—a review

Africa has the second largest ultimately recoverable resources (URR) of gigaton (Gt) iron (Fe) ore in the world. South Africa is among the countries in the world with high-quality iron ore deposits. The most significant sources of Fe ore in the African continent are hosted by the banded iron ore for...

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Main Authors: Usman, Usman Abdullahi, Yusoff, Ismail, Raoov, Muggundha, Hodgkinson, Jonathan
Format: Article
Published: Springer Verlag (Germany) 2019
Subjects:
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author Usman, Usman Abdullahi
Yusoff, Ismail
Raoov, Muggundha
Hodgkinson, Jonathan
author_facet Usman, Usman Abdullahi
Yusoff, Ismail
Raoov, Muggundha
Hodgkinson, Jonathan
author_sort Usman, Usman Abdullahi
collection UM
description Africa has the second largest ultimately recoverable resources (URR) of gigaton (Gt) iron (Fe) ore in the world. South Africa is among the countries in the world with high-quality iron ore deposits. The most significant sources of Fe ore in the African continent are hosted by the banded iron ore formation of Precambrian age with high-quality hematite (Fe2O3) bodies. Synthetic magnetite (Fe3O4) nanoparticles (NPs), in recent years, have emerged as novel magnetic NPs with structurally distinct properties because of intensive research efforts by many researchers. They exhibited almost the same chemical and physical properties with naturally occurring Fe3O4, and they have been successfully adopted in removing trace metals from groundwater. For a better understanding of the development of suitable techniques for their application in contaminated groundwater, this paper emphasizes the synthetic methodology, surface modification, coating with porous materials/inorganic clays, functionalized composites, properties, and its ex situ groundwater remediation application. Magnetic separation is the most suitable and cost-effective method for the groundwater remediation of trace metals for both high and lower concentrations. © 2019, Springer-Verlag GmbH Germany, part of Springer Nature.
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spelling um.eprints-232162019-12-05T09:21:33Z http://eprints.um.edu.my/23216/ The economic potential of the African iron-ore tailings: synthesis of magnetite for the removal of trace metals in groundwater—a review Usman, Usman Abdullahi Yusoff, Ismail Raoov, Muggundha Hodgkinson, Jonathan Q Science (General) QD Chemistry QE Geology Africa has the second largest ultimately recoverable resources (URR) of gigaton (Gt) iron (Fe) ore in the world. South Africa is among the countries in the world with high-quality iron ore deposits. The most significant sources of Fe ore in the African continent are hosted by the banded iron ore formation of Precambrian age with high-quality hematite (Fe2O3) bodies. Synthetic magnetite (Fe3O4) nanoparticles (NPs), in recent years, have emerged as novel magnetic NPs with structurally distinct properties because of intensive research efforts by many researchers. They exhibited almost the same chemical and physical properties with naturally occurring Fe3O4, and they have been successfully adopted in removing trace metals from groundwater. For a better understanding of the development of suitable techniques for their application in contaminated groundwater, this paper emphasizes the synthetic methodology, surface modification, coating with porous materials/inorganic clays, functionalized composites, properties, and its ex situ groundwater remediation application. Magnetic separation is the most suitable and cost-effective method for the groundwater remediation of trace metals for both high and lower concentrations. © 2019, Springer-Verlag GmbH Germany, part of Springer Nature. Springer Verlag (Germany) 2019 Article PeerReviewed Usman, Usman Abdullahi and Yusoff, Ismail and Raoov, Muggundha and Hodgkinson, Jonathan (2019) The economic potential of the African iron-ore tailings: synthesis of magnetite for the removal of trace metals in groundwater—a review. Environmental Earth Sciences, 78 (21). p. 615. ISSN 1866-6280, DOI https://doi.org/10.1007/s12665-019-8589-1 <https://doi.org/10.1007/s12665-019-8589-1>. https://doi.org/10.1007/s12665-019-8589-1 doi:10.1007/s12665-019-8589-1
spellingShingle Q Science (General)
QD Chemistry
QE Geology
Usman, Usman Abdullahi
Yusoff, Ismail
Raoov, Muggundha
Hodgkinson, Jonathan
The economic potential of the African iron-ore tailings: synthesis of magnetite for the removal of trace metals in groundwater—a review
title The economic potential of the African iron-ore tailings: synthesis of magnetite for the removal of trace metals in groundwater—a review
title_full The economic potential of the African iron-ore tailings: synthesis of magnetite for the removal of trace metals in groundwater—a review
title_fullStr The economic potential of the African iron-ore tailings: synthesis of magnetite for the removal of trace metals in groundwater—a review
title_full_unstemmed The economic potential of the African iron-ore tailings: synthesis of magnetite for the removal of trace metals in groundwater—a review
title_short The economic potential of the African iron-ore tailings: synthesis of magnetite for the removal of trace metals in groundwater—a review
title_sort economic potential of the african iron ore tailings synthesis of magnetite for the removal of trace metals in groundwater a review
topic Q Science (General)
QD Chemistry
QE Geology
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