Sketch Map of Ghana showing research location
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 ...Web
اقرأ أكثرMetal Concentrations in Water Samples, Using the AAS Technique"
Trace elements contamination of soils around gold mine tailings dams at Obuasi, Ghana. Article. Full-text available ... Soils in the vicinity of the decommissioned tailings dam registered ...Web
اقرأ أكثرTailings & waste
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: LatitudeWeb
اقرأ أكثرLevels of heavy metals and contamination status of a …
EQA (Aug 2019) . Levels of heavy metals and contamination status of a decommissioned tailings dam in GhanaWeb
اقرأ أكثرTrace elements contamination of soils around gold mine …
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 …Web
اقرأ أكثرLEVELS OF HEAVY METALS AND CONTAMINATION …
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, …Web
اقرأ أكثرUse of limekiln dust in the stabilization of heavy metals in …
Remedial action for heavy metal-contaminated soils is imperative for preventing heavy metal leachability and minimizing environmental risks. This study evaluated the use of limekiln dust (LKD) as a heavy metal stabilization agent for Ghanaian gold mine oxide ore tailing material. Heavy metal-laden tailing material (Fe, Ni, Cu, Cd, …Web
اقرأ أكثرTrace elements contamination of soils around gold mine tailings dams …
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 recommissioned), were analysed for As, Cu, Pb and Zn using atomic absorption …Web
اقرأ أكثرTrace elements contamination of soils around gold …
This study investigated the issue of tailings dams as a potential source of trace elements contamination in soils at the Obuasi …Web
اقرأ أكثرJournal of Ecology and The Natural Environment
Compared to other gold mine tailings dams in Ghana, the levels of Zn and Cd in soil at Marlu tailings are low (Petelka et al., 2019). Despite the toxicity of cadmium of very low concentrations in soil (<2 mg/kg), it is worth mentioning the observed range (2.6 - 3.0 mg/kg) could limit plant growth and therefore reduce plant community abundance ...Web
اقرأ أكثرLevels of heavy metals and contamination status of a …
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...Web
اقرأ أكثرComparative levels of trace elements in soils around tailings dams …
Earlier reports of gold mine tailings dams in Ghana recorded higher levels of As in soils compared to this study (Mensah et al., 2020; Antwi-Agyei et al., 2009). The levels of As observed in soils ...Web
اقرأ أكثرLevels of heavy metals and contamination status of a decommissioned
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 contaminationWeb
اقرأ أكثرMap of study area showing tailings dams.
Context 1 ... study investigated trace elements content of soils around (i) active and (ii) decommissioned gold mine tailings dams ( Figure 1 ), with soil samples from an undisturbed area...Web
اقرأ أكثرSoil Heavy Metal(loid) Pollution and Phytoremediation
2.1 Study Site. The plant and soil samples analyzed in this study were collected from a decommissioned and revegetated tailing storage site within the concession area of Damang Gold Mine in south-western Ghana, where open pit mining started in 1997 (Fig. 1).Geologically, the Damang region contains Tarkwaian System …Web
اقرأ أكثرTrace elements contamination of soils around gold mine …
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 1730Web
اقرأ أكثرTrace elements contamination of soils around gold mine …
mine tailings dams at Obuasi, Ghana P. Antwi-Agyei1*, J. N. Hogarh1 and G. Foli2 ... Soils in the vicinity of the decommissioned tailings dam registered increased values - 1711 ± 172, 71.44 ...Web
اقرأ أكثرEffect of heavy metals and physicochemical parameters on …
on diversity of plants at a gold mine tailings dam in Ghana Emmanuel T. Doku1* and Ebenezer J. D. Belford2 1Department of Pharmaceutical Sciences, Sunyani ... negatively impacted on abundance and diversity of plants at the decommissioned mine tailings dam. Increased concentrations of heavy metals and low nutrient levels in soil …Web
اقرأ أكثرLevels of heavy metals and contamination status of a decommissioned
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 …Web
اقرأ أكثرTrace elements contamination of soils around gold mine tailings dams …
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.Web
اقرأ أكثرEvaluation of heavy metal contamination in copper mine tailing …
The findings of the present study provide baseline data needed to plan revegetation strategies for mine waste dumpsites and tailings dams in Kitwe and Mufulira (which were decommissioned in the early 1980s and 1950s, respectively) and enable future assessment of potential ecological risks to humans and animals.Web
اقرأ أكثرTarkwa Gold Mine Disaster Just One of Many Contaminating …
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 …Web
اقرأ أكثرDistribution of Arsenic and Heavy Metals from Mine Tailings dams …
This present study investigated the issue of gold mine tailings dams as a potential source of arsenic and other trace elements contamination and their dissolution into the adjoining environmental media in Obuasi Municipality of Ghana. One active (Sanso tailings dam) and two abandoned (Pompora and Dokyiwa) mine tailings dams in Obuasi gold mine site, …Web
اقرأ أكثرTrace elements contamination of soils around gold mine tailings dams …
The active tai- recent implementation of an environmental management 356 Afr. J. Environ. Sci. Technol. Figure 2. Soil profile of Obuasi (Bowell, 1991) (Profile not drawn to scale). Table 1. Levels of As, Cu, Pb and Zn in soils around active and decommissioned gold mine tailings dams at Obuasi, Ghana (mg/kg).Web
اقرأ أكثرTrace elements contamination of soils around gold mine tailings …
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 …Web
اقرأ أكثرTrace elements contamination of soils around gold mine tailings dams …
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 …Web
اقرأ أكثرTailings, waste and mine closure | Gold Fields Report Suite 2019
After decommissioning, our TSFs are closed and rehabilitated in line with industry good practice. As at end-2019, our 11 operations – including our three JV sites, being the Asanko gold mine (AGM) in Ghana, Gruyere in Australia and Far Southeast (FSE) in the Philippines – contained 34 TSFs, of which 12 were active.Web
اقرأ أكثرTrace elements contamination of soils around gold mine …
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 …Web
اقرأ أكثرAssessing the Impact of an Operating Tailings Storage Facility on
Levels of heavy metals and contamination status of a decommissioned tailings dam in Ghana. ... 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 tailings were collected down to a depth of 20 cm from nine sampling sites within a 8100 m 2 grid ...Web
اقرأ أكثرEffect of heavy metals and physicochemical parameters on …
The Marlu tailings dam is located near Ghana's mining town of Bogoso which was in operation from the pre- colonial era until 1960 when it closed its miningWeb
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