al mining spoil

(PDF) Remediation of an acidic mine spoil: Miscanthus ...

2018-4-21 · PDF | Biochar may be a tool for mine spoil remediation; however, its mechanisms for achieving this goal remain unclear. In this study, Miscanthus... | Find, read …

Stability and characterisation of spoil heaps in European ...

2019-8-7 · The large amount of spoil material produced during the mining process imposes a significant economic and environmental liability on lignite producers. In this context, the present paper provides an overview of the geotechnical characteristics of European lignite mine spoil heaps and discusses their significance to the stability of the heaps. In order to achieve this, samples collected from ...

Carbon storage in coal mine spoil by Dalbergia sissoo Roxb ...

2016-12-15 · Significant changes in the quality of the mine spoil especially the accumulation of organic matter and habitation by soil organisms could be observed within few years of reclamation (Anderson et al., 2008, Bartuska and Frouz, 2015, Shrestha and Lal, 2010, Zhao et al., 2013). The nature of the vegetation significantly affects the carbon stocks ...

Arsenic fractionation in mine spoils 10 years after aided ...

2012-11-27 · best combination of spoil amendments to reduce ecological risks related to As and metal mobility, spoil acidity and nutrient defi-ciency in order to establish vegetative cover on spoils generated at the Jales gold mine in Portugal (Bleeker et al., 2002, 2003; Mench et al., 2003). A combination of compost, zerovalent iron grit and

(PDF) A Holistic Approach for Mine Spoil Restoration

Electrical conductance of mine spoil is 6-10 times higher than for topsoil with a neaR-neutral pH. Populations of spoil fungi, Azotobactor, and nitrifying bacteria are low.

Design Shear Strengths for Mine Spoil

2017-6-6 · Wunsch et al 1996: Spoil Moisture Conditions Hydrogeological Model: • based on observed structure formed by mining sequence • investigated with wells and insitu flow tests • also examined spoil settlement over time "hollow" fill haulroad & truck dump dragline bench & pad cast carpet final landform surface dragline dump Kentucky ...

Effect of ironstone mine spoil reclamation on drainage ...

2006-4-24 · for mine spoil reclamation. 2 METHODS Benhar ironstone spoil heap (locally known as Benhar "bing") covers 5 ha and is located at 230 m elevation, 45 km east of Glasgow in Central Scotland, UK (Figure 1). Although mining ceased in the early 20th century, the bing has remained mostly unvegetated due to the highly acidic and infertile spoil ...

Can biochar reclaim coal mine spoil?

2020-10-15 · 1. Introduction. Surface coal mining activities completely destroy vegetation cover, soil and biodiversity. These post-mining fallow lands are degraded, devoid of the basic pedological properties and are potential source of contamination (Frouz et al., 2008).Mining industry is temporary user of land unlike other industries, so there are ample opportunities to reclaim mine degraded land to ...

GEOTECHNICAL CHARACTERISTICS OF COAL MINE SPOIL

GEOTECHNICAL CHARACTERISTICS OF COAL MINE SPOIL FITYUS et al. A "point count" identification of rock types was carried out on 100 fragments (6.7 mm-9.6 mm) from each prepared bulk sample. The compositions of each sample are summarised as: ''coarse'' 50% sandstone, 20% conglomerate, 24% mudrocks, 5% chert and 1% coal.

Microbial community PLFA responses to ecosystem ...

2017-7-18 · restoration of mine spoil largely focused ... (Mummey et. al., 2002; Claassens et al., 2006; Urbanova et al., 2011), because the patterns observed aboveground are actually being driven by the belowground processes (He et al., 2013). Soil microbiological characterization (number, …

Utilization of Biowaste for Mine Spoil Rehabilitation

den spoil piles at an open-pit lignite mine in Germany ( Gerke et al., 1998). Heavy metal solubility increases at acidic pH, and this may lead to increased metal toxicity to plants and animals ...

Physicochemical Properties and Selected Heavy Metals in ...

2018-7-7 · Keywords—Tin mine, Spoil soils, Vegetated, Non-Vegetated, Jos Plateau, Nutrients, Cultivated. I. INTRODUCTION Nigeria‟s tin mining industry is situated on the Jos Plateau more than 1300m above sea level. Mining activities have been identified as a major cause of land degradation the world over (World Bank, 1995). The physical

A Preliminary Study of the Mycorrhizal Associations of ...

ment of mine spoil was determined using the method of Shoemaker et al. (1961) This method relies on determimng the change in the pH of a buffer (Shoemaker et al 1961) when mine spoil is added to it The lime requirement needed to raise the pH of the mine spoil can be calculated from these two pH values Germination and growth of seedlings in pots

Succession on Regraded Placer Mine Spoil in Alaska, …

mine spoil in relation to initial substrate characteristics. The study site was the Glen Creek watershed of the Kantishna mining area of Denali National Park and Preserve, Alaska. ... (Singleton et al., 1978; Halloran, 1986). 354 / ARCTIC AND ALPINE RESEARCH. 150''46'' 150''44'' 150''42'' GLEN CREEK o CONTOUR INTERVAL 100 FEET RESTORATION STUDY AREA ...

Reclamation of coal mine spoil and its effect on Technosol ...

2018-7-31 · Man made soils (Technosols) are group of soils resulting from reclamation of spoil materials (OB) generated during mining or quarrying (Lehman 2006). Surface mining drastically disturbed the earth''s surface, reduces soil quality, and decreases regional biodiversity (Amichev et al…

The influence of acidic mine and spoil drainage on water ...

The many abandoned base metal mines of the mid-Wales ore field are sources of extensive pollution. Some of the mineralised veins contain large amounts of pyrite and marcasite and oxidative weathering of these produces sulphuric acid resulting in very acidic mine drainage waters. In addition, the spoil tips associated with these mines can contain abundant iron sulphides. Drainage waters from ...

Measurements and modelling of self-heating in spoil piles ...

1996-12-31 · @article{osti_549498, title = {Measurements and modelling of self-heating in spoil piles from open-cut coal mines}, author = {Carras, J N and Saghafi, A and Bainbridge, N W}, abstractNote = {Open-cut coal mining produces large quantities of spoil. Spoil consists of clays, rock, minerals and other carbonaceous materials (including thin coal seams) which have little or no economic value.

Reclamation of surface-mine spoil (Technical Report ...

The U.S. Department of Energy''s Office of Scientific and Technical Information

Ways of soil development on stony substrate from hard …

from hard coal mining spoil to bio-diversity (Zimmermann and Burghardt, 1987; Weiss et al., 2005; Woch et al., 2013; Kompała-Bąba et al., 2019). The question is, what will be the conditions for soil development, and how will the soil formation look like? The texture of hard coal mining spoil can be diverse which will determine essential the ...

Vegetation diversity on coal mine spoil heaps – how ...

2019-4-3 · field observations these gangue spoil heaps, despite their unfavorable conditions, are effectively colonized by plants and animals with different habitat preferences over time, but, the colonisation processes are multidimensionally related, complicated and still poorly understood (Piekarska-Stachowiak et al.2014;Tropek et al. 2017; Talik et al ...

(PDF) Mobility of metals in nickel mine spoil materials ...

The vegetation growing on these soils shows a high rate Niquelândia in the rehabilitation and revegetation plan of the min- of endemism due to ecophysiological resistance acquired by local ing sites is a sustainable way of managing mine spoil heaps. Before species (Brooks et al., 1990).

Soil Reclamation of Abandoned Mine Land by …

2020-10-13 · SOIL RECLAMATION OF ABANDONED MINE LAND BY REVEGETATION: A REVIEW V. Sheoran1, A. S. Sheoran2§, P. Poonia3 1, 3 Department of Zoology, Faculty of Science, Jai Narain Vyas University,Jodhpur, India-342011 2 Department of Mining Engineering, Faculty of Engineering, Jai Narain Vyas University,Jodhpur, India-342011 ABSTRACT Mining of mineral resources results in extensive …

Assessment of Physico-Chemical Properties Influencing …

2017-7-18 · mine overburden spoil created in the aftermath of mining activities represents rigorous conditions for both plant (Ekka and Behera, 2011; Kullu and Behera, 2011) as well as microbial community (Smejkalova et al., 2003; Rath et al., 2010; Maharana and Patel, 2013). Ecological restoration and mine spoil reclamation should be dogmatic. Strategies

Appalachian coal mine spoil elemental release patterns and ...

2018-11-1 · Geochemical properties of the mine spoil samples. A prior study on a sixteen sample subset of the spoils analyzed in this study detailed the mine spoil mineralogical composition using thin section analysis (Clark et al., 2018). Common framework minerals included quartz, feldspars, lithic metamorphic fragments, muscovite, chlorite, and goethite ...

(PDF) Restoration of Mine Spoil in a Dry Tropical Region ...

2017-9-6 · recovery of mine spoil is largely due to constraints in microbial growth (Lindermann et al., 1984; Smejkalova et al., 2003; Kavamura and Esposito, 2010), and the vegetation succession (Jha and

A review of UAV monitoring in mining areas: current …

2019-9-12 · emissions (Lechner et al. 2016; Qu et al. 2017; Xiao et al. 2019b). Open-cast mining produces spoil heaps, tailings, solid waste and other problems, which impact on land use (Ozdemir and Kumral 2019). With an increase of mining depth and mining angle, slope stability has brought hidden dangers to mining areas (MA) with open-cast mines. At the

Soil carbon development in rejuvenated Indian coal mine …

2018-7-5 · amount of spoil generated by coal mining is significant, being typically >2 to 3 times that of the coal produced itself. Opencast coal mining operations produced 252MT of spoil alone during that year (Singh, 2011). Mining spoil is typically dumped in heaps, which significantly degrade land quality and ∗ Corresponding author. E-mail

EFFECTS OF FERTILIZATION AND N-FIXING BACTERIAL ...

2021-1-12 · al., 2010). The disturbances in coal mine soil properties due to mining activities reduces the productivity of land; it may also result in severe air, water and soil pollution (Mukhopadhyay et al., 2016). Reduced productivity of the coal mine spoil causes nutrient scarcity in the soil which can restrict the growth of plants (Gudadhe and Ramteke ...

Reagent Removal of Heavy Metals From Waters of Coal …

reduce the level of toxicity of spoil mine wa-ters [Dlamini at al. 2013 ; Myung 2008]. One of the main technogenic sources of influence on underground, surface waters, soils and natural biocenoses is the mine waters and spoil tips of «Velikomostovskaya» mine the …

VEGETATION AND SOIL FACTORS ON A HEAVY METAL …

washed and dressed at the site. A spoil heap some 100 m long and 15 m maximum . width remains. The spoil is, in many places, a distinctive orange colour from a mixture of pink and white barytes, pyrite, chalcopyrite and galena with traces of malachite, azurite, limonite and chrysolla (Francis et al…

IMPACT OF PLANTATION ON COAL MINE SPOIL …

2015-4-13 · ON COAL MINE SPOIL CHARACTERISTIC Gudadhe S K1* and Ramteke D S1 Research Paper The study was conducted for changes the characteristic of coal mine spoil by growth of selected ... (Agrawal et al., 1993). The other limiting factors for re-vegetation of mine spoil …

Iron and Manganese Biogeochemistry in Forested Coal …

2013-3-1 · Mine spoil—the physically processed overburden and waste rock discarded after resource ... Mn, Pb, Cu, As, Ni, Zn, Cr, and Al, both by releasing pyrite-associated trace elements and by accelerating the acid dissolution of other soil minerals [5,7,14]. Dissolved Mn in particular is often present in high concentrations in mine

Characterization of Coal Spoil Recovered from Coal Mine ...

2017-11-24 · having underground mining operations with a geological reserve of 390 million tons [7]. This underground mining operation needs to pump out 1500 m3 of water per hour to avoid flooding inside the mine [8]. This water carries out 200 mg of coal spoil per liter. Precipitator is used to settle the spoil …