Potential of soil, sludge and sediment for mineral carbonation process in Selinsing Gold Mine, Malaysia

Soil, sludge and sediment that are rich in alkaline earth silicates play significant roles as passive agents for removing carbon dioxide through mineral carbonation process. This study was conducted to characterize the mineralogical component and chemical composition of gold mining wastes and to ide...

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Main Authors: Syed Hasan, Sharifah Nur Munirah, Mohd Kusin, Faradiella, Jusop, Shamshuddin, Mohamat Yusuff, Ferdius @ Ferdaus
Format: Article
Language:English
Published: MDPI 2018
Online Access:http://psasir.upm.edu.my/id/eprint/73575/
http://psasir.upm.edu.my/id/eprint/73575/1/Potential%20of%20soil%2C%20sludge%20and%20sediment%20for%20mineral%20carbonation%20process%20in%20Selinsing%20Gold%20Mine%2C%20Malaysia.pdf
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author Syed Hasan, Sharifah Nur Munirah
Mohd Kusin, Faradiella
Jusop, Shamshuddin
Mohamat Yusuff, Ferdius @ Ferdaus
author_facet Syed Hasan, Sharifah Nur Munirah
Mohd Kusin, Faradiella
Jusop, Shamshuddin
Mohamat Yusuff, Ferdius @ Ferdaus
author_sort Syed Hasan, Sharifah Nur Munirah
building UPM Institutional Repository
collection Online Access
description Soil, sludge and sediment that are rich in alkaline earth silicates play significant roles as passive agents for removing carbon dioxide through mineral carbonation process. This study was conducted to characterize the mineralogical component and chemical composition of gold mining wastes and to identify the availability of natural silicate minerals as a feedstock for the mineral carbonation process. Particle-size distribution analysis was performed, and pH of the soil, sludge, and sediment were determined, whereas the mineralogical component and chemical composition of the samples were also analyzed. Results demonstrated that the presence of sepiolite and chlorite-serpentine in the stockpile and mine tailings can sequester carbon dioxide into magnesium carbonates, while the presence of stilpnomelane in the stockpile can be sequestered into iron carbonate. The presence of large amounts of small-size particles (silt fraction) in sludge (78.23%) at the mine tailings was identified to have higher surface area to absorb carbon dioxide. pH conditions of sludge (pH 7.9) and sediment (pH 8.3) from the mine tailings were favorable to enhance carbonate precipitation. Therefore, gold mine wastes have shown the potential for passive sequestration of carbon dioxide, thus, providing more insights into the enhancement of mineral carbonation process and the potential of natural silicate minerals.
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spelling upm-735752020-05-27T15:46:42Z http://psasir.upm.edu.my/id/eprint/73575/ Potential of soil, sludge and sediment for mineral carbonation process in Selinsing Gold Mine, Malaysia Syed Hasan, Sharifah Nur Munirah Mohd Kusin, Faradiella Jusop, Shamshuddin Mohamat Yusuff, Ferdius @ Ferdaus Soil, sludge and sediment that are rich in alkaline earth silicates play significant roles as passive agents for removing carbon dioxide through mineral carbonation process. This study was conducted to characterize the mineralogical component and chemical composition of gold mining wastes and to identify the availability of natural silicate minerals as a feedstock for the mineral carbonation process. Particle-size distribution analysis was performed, and pH of the soil, sludge, and sediment were determined, whereas the mineralogical component and chemical composition of the samples were also analyzed. Results demonstrated that the presence of sepiolite and chlorite-serpentine in the stockpile and mine tailings can sequester carbon dioxide into magnesium carbonates, while the presence of stilpnomelane in the stockpile can be sequestered into iron carbonate. The presence of large amounts of small-size particles (silt fraction) in sludge (78.23%) at the mine tailings was identified to have higher surface area to absorb carbon dioxide. pH conditions of sludge (pH 7.9) and sediment (pH 8.3) from the mine tailings were favorable to enhance carbonate precipitation. Therefore, gold mine wastes have shown the potential for passive sequestration of carbon dioxide, thus, providing more insights into the enhancement of mineral carbonation process and the potential of natural silicate minerals. MDPI 2018 Article PeerReviewed text en http://psasir.upm.edu.my/id/eprint/73575/1/Potential%20of%20soil%2C%20sludge%20and%20sediment%20for%20mineral%20carbonation%20process%20in%20Selinsing%20Gold%20Mine%2C%20Malaysia.pdf Syed Hasan, Sharifah Nur Munirah and Mohd Kusin, Faradiella and Jusop, Shamshuddin and Mohamat Yusuff, Ferdius @ Ferdaus (2018) Potential of soil, sludge and sediment for mineral carbonation process in Selinsing Gold Mine, Malaysia. Minerals, 8 (6). pp. 1-14. ISSN ESSN: 2075-163X https://www.mdpi.com/2075-163X/8/6/257/htm 10.3390/min8060257
spellingShingle Syed Hasan, Sharifah Nur Munirah
Mohd Kusin, Faradiella
Jusop, Shamshuddin
Mohamat Yusuff, Ferdius @ Ferdaus
Potential of soil, sludge and sediment for mineral carbonation process in Selinsing Gold Mine, Malaysia
title Potential of soil, sludge and sediment for mineral carbonation process in Selinsing Gold Mine, Malaysia
title_full Potential of soil, sludge and sediment for mineral carbonation process in Selinsing Gold Mine, Malaysia
title_fullStr Potential of soil, sludge and sediment for mineral carbonation process in Selinsing Gold Mine, Malaysia
title_full_unstemmed Potential of soil, sludge and sediment for mineral carbonation process in Selinsing Gold Mine, Malaysia
title_short Potential of soil, sludge and sediment for mineral carbonation process in Selinsing Gold Mine, Malaysia
title_sort potential of soil, sludge and sediment for mineral carbonation process in selinsing gold mine, malaysia
url http://psasir.upm.edu.my/id/eprint/73575/
http://psasir.upm.edu.my/id/eprint/73575/
http://psasir.upm.edu.my/id/eprint/73575/
http://psasir.upm.edu.my/id/eprint/73575/1/Potential%20of%20soil%2C%20sludge%20and%20sediment%20for%20mineral%20carbonation%20process%20in%20Selinsing%20Gold%20Mine%2C%20Malaysia.pdf