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Geoaccumulation Index (Igeo), enrichment Factor (EF) contamination degree (Cd), modified degree of contamination (mCd), pollution Load Index (PLI), ecological risk factor (Er)
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Soils in the vicinity of the decommissioned tailings dam registered increased values -1711 ± 172, 71.44 ± 5.27, 38.67 ± 3.59 and 168.1 ± 36.2 mg/kg for As, Cu, Pb and Zn respectively ...
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Arsenic Sorption Characteristics in Decommissioned Tailings... Main; Research Journal of Environmental and Earth Sciences; 2013 / 10 Vol. 5; Iss. 10 ... Arsenic Sorption Characteristics in Decommissioned Tailings Dam Environment at the Obuasi Mine, Ghana Foli, Gordon, Gawu, Simon K.Y., Manu, Johnson, Nude, Prosper M. ¿Qué tanto le ha gustado ...
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Arsenic Sorption Characteristics in Decommissioned Tailings Dam Environment at the Obuasi Mine, Ghana . × ... Arsenic Sorption Characteristics in Decommissioned Tailings Dam Environment at the Obuasi Mine, Ghana. Simon Gawu. 2013, Research Journal of Environmental and Earth Sciences.
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For these soil tailings dams to be put into productive use, the levels of heavy metals must be assessed. Therefore, this study seeks to investigate the presence of As, Pb, Cr, Cd, Cu, Zn …
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Arsenic Sorption Characteristics in Decommissioned Tailings Dam Environment at the Obuasi Mine, Ghana . × ... Arsenic Sorption Characteristics in Decommissioned Tailings Dam Environment at the Obuasi Mine, Ghana. Johnson Manu. 2013, Research Journal of Environmental and Earth Sciences.
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Tailings Dams can be built as high as 150m and of area size of tens hundreds of hectares; as well as multiple in numbers on a Mine Site. ... Ghana's Regulatory Agencies have recently indicated differing preferences regarding regulations and approvals Providing critically needed, safe depositories
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OF A DECOMMISSIONED TAILINGS DAM IN GHANA Emmanuel Sey (1)*, Ebenezer J.D. Belford (2) ... of a decommissioned tailings storage facility (TSF 2) from the Chirano Gold Mine (CGM), nine core samples of mine tailings were collected down to a depth of 20 cm within a 8100 m2 grid. Concentrations of As (0.7 to 3.3), Pb (1.3 to 2.2), Cr (0.9
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EQA – Environmental quality / Qualité de l'Environnement / Qualità ambientale, 35 (2019) 33-50 DOI: 10.6092/issn.2281-4485/9060 33 LEVELS OF HEAVY METALS AND CONTAMINATION STATUS OF A DECOMMISSIONED TAILINGS DAM IN GHANA Emmanuel Sey (1)*, Ebenezer J.D. Belford (2) (1) Department of Materials Engineering, Kwame Nkrumah University of …
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In a bid to determine the contamination status of a decommissioned tailings storage facility (TSF 2) from the Chirano Gold Mine Limited (CGML), scoop of mine tailings samples were collected down ...
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EQA – Environmental quality / Qualité de l'Environnement / Qualità ambientale, 35 (2019) 33-50 DOI: 10.6092/issn.2281-4485/9060 33 LEVELS OF HEAVY METALS AND CONTAMINATION …
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On October 16, 2001, a tailings dam burst at the Tarkwa gold mine in the Wassa West District of Ghana sending thousands of cubic meters of mine waste into the Asuman …
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Download Table | Levels of As, Cu, Pb and Zn in soils around active and decommissioned gold mine tailings dams at Obuasi, Ghana (mg/kg). from publication: Trace elements contamination of soils ...
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This study investigated the issue of tailings dams as a potential source of trace elements contamination in soils at the Obuasi gold mine in Ghana. Soil samples taken from depths of up to 12 cm and within a radius of 400 m from the tailings dams (active and decommissioned), were analysed for As, Cu, Pb and Zn using atomic absorption
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Download scientific diagram | Sampling location with sampling points from publication: Levels of heavy metals and contamination status of a decommissioned tailings dam in Ghana | Heavy metal ...
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The rhizosphere is an important interface for soil–plant interaction and a significant zone for the uptake and removal of heavy metals from soils. This study assesses the level of heavy metals contamination in the rhizosphere of plants growing at a decommissioned …
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Levels of As, Cu, Pb and Zn in soils around active and decommissioned gold mine tailings dams at Obuasi, Ghana (mg/kg). Trace element Tailings dam sites Total count Mean SE mean St.Dev Min. Median ...
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This study investigated the issue of tailings dams as a potential source of trace elements contamination in soils at the Obuasi gold mine in Ghana. Soil samples taken from depths of up to 12 cm ...
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Tailings Storage Facility (TSF) is an engineered dam for. tailings storage. Tailings is a slurry of milled rock material with cyanide and. heavy metals. It consolidates into fine soil particles of …
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Tailings management. Gold Fields Ghana is committed to the safe and stable design, sustainable development, construction, operation and closure of our tailings storage facilities (TSFs). To ensure this, tailings management at …
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Levels of As, Cu, Pb and Zn in soils around active and decommissioned gold mine tailings dams at Obuasi, Ghana (mg/kg). Trace element Tailings dam sites Total count Mean SE mean St.Dev Min. Median Max. Range As Active 9 581 130 389 178 493 1473 1295 Decommissioned 9 1711 172 517 700 1885 2430 1730
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Heavy metal pollution from tailings has become a major global concern due to its toxicity, persistence and accumulative potential with its detrimental effects on public health and environmental receptors. In a bid to determine the contamination status of a decommissioned Tailings Storage Facility (TSF 2) from Chirano Gold Mine limited (CGML), scoop of mine …
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Soils in the vicinity of the decommissioned tailings dam registered increased values - 1711 ± 172, 71.44 ... element intrusions from gold mines tailings dams in Ghana were also highlighted ...
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Heavy metal pollution from tailings has become a major global concern due to its toxicity, persistence and accumulative potential with detrimental effects on public health and environmental receptors.
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remediation and continual tailing dam monitoring before and after decommissioning to avert the spread of heavy metal contaminants. Keywords Rhizosphere · Heavy metals · Contamination indices · Phytoremediation · Tailings dam 1 Introduction Mining in Ghana pre-dates the independence era, with the former being referred to as the Gold Coast
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2Department of Earth Science, University of Ghana, Legon-Accra, Ghana Abstract: Arsenic (As) sorption characteristics in decommissioned tailings dam environment at the Obuasi mine, Ghana was studied. The aim was to outline effective remediation strategy for As, hence the objectives were to establish: (1) Arsenic degradation capacity of the ...
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This study investigated the issue of tailings dams as a potential source of trace elements contamination in soils at the Obuasi gold mine in Ghana. Soil samples taken from depths of up to 12 cm and within a radius of 400 m from the tailings dams (active and decommissioned), were analysed for As, Cu, Pb and Zn using atomic absorption spectrometry.
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High – Ghana Minerals & Mining Regulations LI 2182, 2012: High – Ghana Minerals & Mining Regulations LI 2182, 2012: High – Ghana Minerals & Mining Regulations LI 2182, 2012: ... Sunrise Dam Tropicana "Tailings Facility" Name/identifier: CTD TSF: TSF 1: Tropicana: Latitude
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Arsenic Sorption Characteristics in Decommissioned Tailings Dam Environment at the Obuasi Mine, Ghana
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Science and Technology, Kumasi, Ghana . 2. Department of Earth Science, University of Ghana, Legon-Accra, Ghana . Abstract: Arsenic (As) sorption characteristics in decommissioned tailings dam environment at the Obuasi mine, Ghana was studiedThe aim was to outline effective remediation strategy for As, hence the objectives were to .
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The rhizosphere is an important interface for soil–plant interaction and a significant zone for the uptake and removal of heavy metals from soils. This study assesses the level of heavy metals contamination in the rhizosphere of plants growing at a decommissioned tailings dam in Ghana. Concentrations of heavy metals [Arsenic, Cadmium, Copper, Iron, Manganese and …
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