mine tailings
Phytoremediation of Mine Tailings Using Lolium Multiflorum
... different treatments with planting ryegrass at different times. The exception in all cases is when 30% of OM was added, which suggests that with this concentration the OM adsorbs the metals, thus subtracting them out ...
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Riparian Shrub Metal Concentrations and Growth in Amended Fluvial Mine Tailings
... copper mine tailings or tailings capped with biosolids and gravel (Kramer et ...our tailings and reported aboveground Zn concentrations similar to those we detected in thinleaf ...the ...
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Utilizing Mine Tailings as Substitute Construction Material: The Use of Waste Materials in Roller Compacted Concrete
... landfill mine tailings and tailings impoundment (tailings dam) pose potential hazards to local ...Corporation mine tailings spill in November 2012 due to a breach in ...
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Copper and arsenic accumulation of Pityrogramma calomelanos, Nephrolepis biserrata, and Cynodon dactylon in Cu- and Au- mine tailings
... from mine tailings have evolved ecotypes tolerant to Cu, Pb, and Zn and is therefore potential for re-vegetation of wastelands contaminated with these three ...
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Evaluation of Wind-Induced Resuspension on the Performance of a Mine Tailings Storage Facility
... in tailings include: arsenic (As), cadmium (Cd), chromium (Cr), cobalt (Co), copper (Cu), cyanide (Cn), lead (Pb), manganese (Mn), mercury (Hg), nickel (Ni), selenium (Se), and zinc ...oxidising mine ...
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Geotechnical properties of zinc/lead mine tailings from Tara Mines, Ireland
... zinc/lead mine tailings from Tara Mines in County Meath, ...the tailings comprised high proportions of calcium and magnesium (derived from the limestone ore body), with high residual concentrations ...
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Improvement of Total Sulphur Measurement Techniques for Management of Reactive Mine Tailings
... AMD exposed water body usually contains elevated concentration of metals and pH as low as 2.0 to 4.0. High accumulation of metals due to the low pH of soil caused by AMD becomes available for plants uptake. In the ...
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Arsenic species in weathering mine tailings and biogenic solids at the Lava Cap Mine Superfund Site, Nevada City, CA
... As residential development continues to encroach on rural lands previously used for mining, contact between humans and potentially toxic elements in solid and dis- solved forms will increase. At the LCMS, as at other ...
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Zinc and Lead Biosorption by Delftia tsuruhatensis: A Bacterial Strain Resistant to Metals Isolated from Mine Tailings
... A bacterial strain capable of Zinc and Lead biosorption was isolated from mine tailings. This strain showed the highest minimum inhibitory concentrations (MIC) of metals among other isolates in ...
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Effects of Tin Mine Tailings on the Growth and Development of Common Bean (Phaseolus vulgaris L.) in Jos, Nigeria
... concentrations of both essential and non- essential heavy metals in the soil can lead to toxicity symptoms and growth inhibition in most plants [7]. Excessive concentration of heavy metals in plants can cause oxidative ...
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Enhancement Experiment on Cementitious Activity of Copper Mine Tailings in Geopolymer System
... Geopolymers as cement alternatives are used for building materials and solidification of heavy metals. In addition to fly ash and metakaolin, various aluminosilicate minerals, clays, solid wastes, and their mixtures also ...
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Geotechnique, Physico-chemical Behaviour and a New Erosion Model for Mine Tailings under Environmental Loading
... indicate that the most critical failure surface for a cohesionless slope is parallel to the slope surface (Lade 1992). During failure, the soil layer above the failure plane showed full loss of integrity and the entire ...
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Grain sorting effects on geochemical characteristics of sulfide mine tailings: a case study
... sulfide mine tailings impoundment in SW Spain was ...its tailings deposition system with a simple discharge ...weathering. Tailings samples were collected along depth profiles in three ...
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Immobilization of Rare Earth Elements of the Mine Tailings Using Phosphates and Lime
... A Chinese government ad hoc environmental investigation of Jiangxi Province in 2012 showed that until the year of 2012, only in Ganzhou City, there were 302 deserted mines, 191 million tons of mine ...
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Pyrite oxidization accelerates bacterial carbon sequestration in copper mine tailings
... (1.76 ± 0.06 % for Yangshanchong and 1.36 ± 0.01 % for Shuimuchong) than did controls over a 14-day incubation, which emphasized the role of autotrophs in carbon sequestra- tion with pyrite addition. Pyrite treatment ...
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Arsenic Removal from Mine Tailings for Recycling via Flotation
... Korean mine tailings with high arsenic contents. 16 18) The mine tailings of the approximately 1000 dormant and/or abandoned mines in South Korea are a threat to the natural environment and ...
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Effect of Lime on the Index Properties of Black Cotton Soil and Mine tailings mixtures
... and mine tailings are presented in Table 1 and the chemical analysis of black cotton soil and mine tailings were carried out by adopting the standard procedures by ...
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Contamination by trace elements of agricultural soils around Sidi Bou Othmane in abandoned mine tailings in Marrakech, Morocco
... EC showed more variability than the pH, with values ranging from 1849.4 to 2048.5 μS/cm. These obtained values of EC are significantly higher than for the background samples which indicate an increasing salinity gradient ...
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The Corrosion Inhibition Effect of Forsterite (Mg2SiO4) Mine Tailings for Steel Rebar in Reinforced Concrete
... In this study, the usability of forsterite mine tailings (FOT) to provide steel reinforcing bar corrosion inhibition effect was assessed. To this end, C30 grade concrete specimens were produced with and ...
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Electrokinetic Dewatering of Mine Tailings Using DSA Electrodes
... The mine tailings used in this study were recovered from a hydrometallurgical facility in Northern Ontario, ...The tailings were received with a natural water content of ...The tailings were ...
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