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reactions of mine tailing ponds

2021-08-08T07:08:13+00:00

  • Reclamation of Mine Tailings SpringerLink

    Chemicals reaching tailings ponds may undergo further reaction over an extended period of time changing their character Alleviation of the chemical and physical limitations of tailings followed by reclamation of the tailings and the associated landscapes is a challenging task Rehabilitation of copper mine tailing slopes using municipal

  • Cited by: 72[PDF]
  • Geochemical and mineralogical aspects of sulfide mine

      reaction products within sulfide mine tailings Case studies include the Greens Creek Mine (Alaska, USA), Nickel Rim Mine (Ontario, Canada) and SherrittGordon (Sherridon) Mine (Manitoba, Canada) mineralogical aspects of sulfide mine tailings 1) 2 Greens Creek a)

  • Tailings Pond an overview ScienceDirect Topics

    The two tailings ponds contain a total of 203 million tons of tailings (Fig 99 a), their average uranium concentration being 67 g/t Because the barren process solutions were neutralised only to pH 7–8 (instead of shifting pH to 105–11) during the milling process, the TDS content exceeds 20 g/l in the liquid phase of the tailingsThe tailings ponds were built without any proper base

  • [PDF]
  • Treatment of copper mine tailings using a y, A^M

      The use of ferrate oxidation has been chosen in part because the reaction of ferrate with substrates present in the tailing material takes place fast The reaction of ferrate with sulfide has been studied (Johnson*) as follows: Sulfide: 5 %() + 2 FeO/ + 3 HS' » 2 Fe^ + 38+ 13 OH The reactions involved the tailings material are believed to

  • (PDF) Reclamation of Mine Tailings ResearchGate

    A variety of environmental problems, including air, land, and water pollution arise from mining activities The detrimental impact of mining has been a topic of concern for

  • 预计阅读时间:5 分钟
  • (PDF) Effect of dissolved oxygen on the oxidation of

    Dif ferent tailing ponds and waste rock piles management and restoration strategies have been developed and applied to prevent the generation of acid mine drainage, by

  • 预计阅读时间:5 分钟
  • New Tailings Reprocessing Technology Advancing

      New Tailings Reprocessing Technology Has Environmental Benefits Tailings, mineral waste products produced by mining operations, are a wellknown pollutant requiring remediation Tailings may be dumped in or near water or

  • Solidification/stabilization of gold mine tailings using

      The slurry of the studied gold mine tailing slurrywas dried at 105 °C to be used aas a powder form in this research The Omnian Panalytical AXIOS Xray fluorescence (XRF) spectrometer (Malvern Panalytical, Malvern, UK) was used to analyze the chemical composition of the mine tailing powder

  • Cited by: 21
  • Arsenic Transport in Contaminated Mine Tailings following

      Six mine tailing samples obtained from an abandoned copper smelter near Anaconda, Montana were analyzed for total As and soluble constituents using saturated paste extractions Concentrations of soluble As among the six samples did not correlate with total As, but

  • Cited by: 109
  • Some facts about the Mount Polley Mine

      The Mount Polley Mine The Mount Polley mine is located just west of Quesnel Lake The mine is an open pit coppergold mine The deposit was first

  • Leaching of heavy metals from Dexing copper mine

      Abstract The wastewater source of 4# tailing pond in Dexing copper mine consists of alkaline flotation pulp and acid mine drainage (AMD) from the nearby opencast mine Therefore, the heavy metals in tailing ore are very likely to be released due to acidification from AMD The leaching behaviors of Zn, Cu, Fe and Mn in mine tailings from Dexing

  • [PDF]
  • Geochemical and mineralogical aspects of sulfide mine

      reaction products within sulfide mine tailings Case studies include the Greens Creek Mine (Alaska, USA), Nickel Rim Mine (Ontario, Canada) and SherrittGordon (Sherridon) Mine (Manitoba, Canada) mineralogical aspects of sulfide mine tailings 1) 2 Greens Creek a)

  • Tailings Pond an overview ScienceDirect Topics

    The two tailings ponds contain a total of 203 million tons of tailings (Fig 99 a), their average uranium concentration being 67 g/t Because the barren process solutions were neutralised only to pH 7–8 (instead of shifting pH to 105–11) during the milling process, the TDS content exceeds 20 g/l in the liquid phase of the tailingsThe tailings ponds were built without any proper base

  • Leaching of heavy metals from Dexing copper mine

    Abstract The wastewater source of 4# tailing pond in Dexing copper mine consists of alkaline flotation pulp and acid mine drainage (AMD) from the nearby opencast mine Therefore, the heavy metals in tailing ore are very likely to be released due to acidification from AMD The leaching behaviors of Zn, Cu, Fe and Mn in mine tailings from Dexing

  • Tailings ponds for mining and oilsands waste: FAQs CBC

      W aterfowl that land on oilsands tailings ponds can become coated in oil, causing them to sink to the bottom In 2010, a study estimated that about 2,000 birds die per year in Alberta oilsands

  • Bacterial Reduction of Selenium in Coal Mine Tailings Pond

    Abstract and Figures Sediment from a storage facility for coal tailings solids was assessed for its capacity to reduce selenium (Se) by native bacterial community One Se (6+)reducing bacterium

  • Methanotrophic bacteria in oilsands tailings ponds of

    We investigated methanotrophic bacteria in slightly alkaline surface water (pH 7487) of oilsands tailings ponds in Fort McMurray, Canada These large lakes (up to 10 km(2)) contain water, silt, clay and residual hydrocarbons that are not recovered in oilsands mining They are primarily anoxic and

  • Geochemical and mineralogical aspects of sulfide mine

    In addition, the soil near the mining area shows high concentrations of inorganic pollutants, which come from mine tailings ponds or smelters, and are present in sedimentary (metal colloidal

  • Solidification/stabilization of gold mine tailings using

      The slurry of the studied gold mine tailing slurrywas dried at 105 °C to be used aas a powder form in this research The Omnian Panalytical AXIOS Xray fluorescence (XRF) spectrometer (Malvern Panalytical, Malvern, UK) was used to analyze the chemical composition of the mine tailing powder

  • Arsenic Transport in Contaminated Mine Tailings following

      Six mine tailing samples obtained from an abandoned copper smelter near Anaconda, Montana were analyzed for total As and soluble constituents using saturated paste extractions Concentrations of soluble As among the six samples did not correlate with total As, but

  • [PDF]
  • Geochemical and mineralogical aspects of sulfide mine

      reaction products within sulfide mine tailings Case studies include the Greens Creek Mine (Alaska, USA), Nickel Rim Mine (Ontario, Canada) and SherrittGordon (Sherridon) Mine (Manitoba, Canada) mineralogical aspects of sulfide mine tailings 1) 2 Greens Creek a)

  • Leaching of heavy metals from Dexing copper mine

    Abstract The wastewater source of 4# tailing pond in Dexing copper mine consists of alkaline flotation pulp and acid mine drainage (AMD) from the nearby opencast mine Therefore, the heavy metals in tailing ore are very likely to be released due to acidification from AMD The leaching behaviors of Zn, Cu, Fe and Mn in mine tailings from Dexing

  • Geochemical and mineralogical aspects of sulfide mine

    In addition, the soil near the mining area shows high concentrations of inorganic pollutants, which come from mine tailings ponds or smelters, and are present in sedimentary (metal colloidal

  • [PDF]
  • Treatment of copper mine tailings using a y, A^M

      The use of ferrate oxidation has been chosen in part because the reaction of ferrate with substrates present in the tailing material takes place fast The reaction of ferrate with sulfide has been studied (Johnson*) as follows: Sulfide: 5 %() + 2 FeO/ + 3 HS' » 2 Fe^ + 38+ 13 OH The reactions involved the tailings material are believed to

  • Bacterial Reduction of Selenium in Coal Mine Tailings Pond

    Abstract and Figures Sediment from a storage facility for coal tailings solids was assessed for its capacity to reduce selenium (Se) by native bacterial community One Se (6+)reducing bacterium

  • [PDF]
  • PHYTOSTABILISATION OF TAILING PONDS WITH USE OF

      Phytostabilisation of tailing ponds 75 (072 kgm–2) was obtained when 100% organic material was added, ie, woodchips, while the lowest (054 kgm–2) when wood shavings and also when only the sandy gravel (057 kgm–2) where addedAlso the studies by Kordas and Tasz [19] did not demonstrate the influence of additives to tailing sediments on the volume of crops of reclama

  • [PDF]
  • CYANIDE CONTROLLING IN TAILINGS POND: OVACIK

    At Ovacik Gold Mine, a tailings pond with a surface area of 16 ha, an embankment height of 30 m and a storage capacity of 16 million cum has been constructed to store tailings discarded from the

  • Arsenic Transport in Contaminated Mine Tailings following

      Six mine tailing samples obtained from an abandoned copper smelter near Anaconda, Montana were analyzed for total As and soluble constituents using saturated paste extractions Concentrations of soluble As among the six samples did not correlate with total As, but

  • Risk and the mining industry after the Brumadinho tailings

    Risk and the mining industry after the Brumadinho tailings dam failure On the 25th of January, a tailings dam at Vale’s Corrego de Feijao mine burst A wave of mud, iron ore and toxic chemicals was released into the valley below the dam, killing at least 206 people It was Brazil’s largest environmental disaster

  • Nanobubble systems Applications in Mining

    A number of Mining processes are highly dependent of the use of various gases In wastewater, tailing ponds or recycling water from acid mine drainage often require simple aeration to maintain proper dissolved oxygen (DO) to allow Mines to reuse water or meet discharge requirements