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advantages of underground mining

Sep 06 2016 · What are some of the most important disadvantages and advantages of underground mining 1 Very less land acquisition and RR problem 2 The soil and agriculture land is destroyed in opencast Mining Not in the case of UG Mining 3 No destruction  advantages and disadvantages of coal impact crusher price

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  • advantages of underground mining

    Dec 08 2018 · Mining involves the extraction of valuable minerals from the earth surface Mining can either be surface mining or subsurface underground mining Mining not only beneficial to the surrounding community and public in general but it can also pose a lot of risks to the surrounding community Let’s look at the pros and cons of mining

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  • advantages of underground mining

    Sep 08 2015 · Underground mining also requires a different type of worker than a surface operation and it can be difficult to find and maintain experienced operators and mechanics According to Paul Smith international marketing manager for the Astec Aggregate Mining Group despite of its challenges an underground aggregate mine affords benefits that can’t be duplicated at the surface

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  • advantages of underground mining

    Feb 13 2016 · So in these cases underground mining is more cost effective The downside is that human health and safety are at greater risk from mine caveins flooding from groundwater or sea water methane explosions in coal mines or failure of air ventilation equipment

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  • advantages of underground mining

    Advantages The cost of mining is low because a large percentage of the ore is broken with little or no blasting and the amount of timber used is small A large output is possible A large percentage of the ore can be saved The ore can be kept freer of waste than in block caving

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  • advantages of underground mining

    But demand for metals crystals coal and other minable substances is only increasing Another benefit of mining is that it spurs technological development We can use some of the safety technologies developed for mining in other industries such as constructing deep underground subway tunnels water pipes

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  • advantages of underground mining

    Mar 13 2018 · The Advantages of Open Pit Mining Pit mining is more cost effective than shaft mining because more ore can be extracted and more quickly The working conditions are safer for the miners because there is no risk of cave in or toxic gas Open pit mining is the preferred method for mining gold silver and uranium This type of mining is also used to dig for coal and building stone

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  • advantages of underground mining

    Apr 12 2009 · Advantages Underground mining as compared to open pit exploitation allows a mine operation to be largely hidden having only adits or headframes protruding above the surface This enables the land above the zone of mining to be reclaimed for other uses after the mining has ceased so much easier than in the case of an open pit

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  • advantages of underground mining

    Advantages of Underground Mining are It allows minerals to be extracted from deep underground It doesnt create a mess like open cut or surface mining Does not affect the physical

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  • advantages of underground mining

    Apr 05 2018 · Advantages It provides employment opportunities to communities It provides product useful to the societies such as steel and cement made from coal in coal mining It facilitate the development of social service such as hospitalwater Construction of infrastructurethat is important to people around mining area

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  • advantages of underground mining

    Jun 09 2017 · List of major aspects below In a nutshell although it is an undeniable fact that mining affects our world enormously we ought not to demonize its practice while its benefits are constantly enjoyed by the large majority of people PROS I Economic incomes enormous earnings by exportation private contracts II Job offersopportunities for locals

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  • advantages of underground mining

    Aug 01 2007 · Advantages of underground mining 1 Less loss of land 2 Minimum dust pollution 3 Minimum noise pollution 4 Lack of nearsurface deposits may make underground mining the only method 5 Unfavorable geologic structure may require that a

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  • advantages of underground mining

    Advantages of surface mining include economic and financial benefits for miners and communities and a safer alternative to pit mining but its disadvantages include environmental impacts such as erosion and contamination

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  • advantages of underground mining

    The major drawback of industrial mining is the damage mining operations cause to the environment Removal of large areas of topsoil can destroy habitats and the chemicals used in mining operations can leach into the groundwater and pollute the area

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  • advantages of underground mining

    Greater Safety In underground mining the threat of a cavein or release of toxic gas is a constant concern When shaft mining was the most common method of ore extraction thousands died in caveins gas events and accidents involving equipment In 1907

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  • advantages of underground mining

    Open Cast Mining Advantages In the previous topic we saw which are some of the advantages that can make the surface open pit mining methods superior method compared to the underground mining However underground mining has its own advantages

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  • advantages of underground mining

    Feb 23 2018 · The benefits and drawbacks of underground mining are Few environmental impacts Minimal surface disruption Mining unaffected by adverse weather Low productivity Higher cost and energy requirements Dangers of radiation and toxic gases Accidents like tunnel caveins

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  • advantages of underground mining

    Apr 02 2018 · The Witwatersrand gold mine in South Africa is an excellent example of underground mining that exploits gold from ancient rocks at depths of up to 4 km underground What is open pit mining On the other hand openpit mining is the most common mining and ranges from very lowpriced minerals to finely disseminated gold deposits

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  • advantages of underground mining

    In the previous topic we saw which are some of the advantages that can make the surface open pit mining methods superior method compared to the underground mining However underground mining has its own advantages And finally the ultimate decision to mine from the surface or from underground comes down to the specific characteristics of the deposit

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  • advantages of underground mining

    We create the demand for the minerals and are dependent on mines to support our desired lfestyle Broadly speaking there are two types of mines – underground and surface Considering the latter surface mining includes Largescale opencast mines that are kilometres long and wide and more than 300 metres deep Mines such as these supply manganese iron ore chrome diamonds platinum and

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  • advantages of underground mining

    Underground mining Underground or “deep” mining consist mostly of two methods roomandpillar and longwall mining In roomandpillar coal deposits are mined by cutting a network of “rooms” into the coal seam and leaving behind “pillars” of coal to support the roof of the mine

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  • advantages of underground mining

    Underground Mining Methods Soft rock Mining Methods Blast mining Shortwall miningCoal Skimming or Sink and Float method Hard rock Mining Methods Stoping Room and pillar Bench and Fill B F stoping Cut and Fill C F stoping Stull stoping Squareset stoping Shrinkage stoping Longhole Open stoping Vertical Crater Retreat VCR

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  • advantages of underground mining

    What are the disadvantages of underground mining Underground mining can only remove a portion of the mineral present the rest is Advantages of Underground Mining are It allows minerals to be extracted More details » Get Price

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  • advantages of underground mining

    Quick Answer Advantages of surface mining include economic and financial benefits for miners and communities and a safer alternative to pit mining but its disadvantages include environmental impacts such as erosion and contamination Surface mining also called strip mining delivers economically vital supplies of coal

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  • advantages of underground mining

    Orea mineral deposit that has sufficient utility and value to be mined at a profit Ganguethe valueless mineral particles within an ore deposit that must be discarded Wastethe material associated with an ore deposit that must be mined to get at the ore and must then be discarded Gangue is

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  • advantages of underground mining

    In underground mining a hoist or winder is used to raise and lower conveyances within the mine shaft Modern hoists are normally powered using electric motors historically with direct current drives utilizing Ward Leonard control machines and later solidstate converters thyristors however modern large hoists use alternating current drives that are variable frequency controlled 1

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  • advantages of underground mining

    What are the advantages and disadvantages of surface mining It is cheaper to extract the ore or metal than underground mining Less chance of workers dying What disadvantages or advantages are there for mining sand »More detailed

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  • advantages of underground mining

    Apr 02 2018 · Advantages and disadvantages of open pit mining Open pit mining is profitable when the deposit is not very deep or when the terrain is sandy or delicate so that underground mining is not possible Labor costs are lower both in excavation and transportation and allow the use of

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