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advantages and disadvantages of open pit 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

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  • The Advantages of Open Pit Mining Sciencing

    Open pit mining does offer some advantages over traditional deep shaft 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 Pros Cons Sciencing

    An open pit mining operation virtually eliminates any biologic life at the surface Vegetation is stripped and the surface at the dig site is left completely barren Without replanting and restoring the ecosystem a strip mining site can take decades to recover Abandoned mining pits can also pose extreme risks

  • Open Pit Mining Disadvantages Mineral Production

    Disadvantages of open pit mining However disadvantages when compared to Underground Mining also exist Very large amounts of waste rock are mined This creates costs as well as environmental issues with waste rock disposal Major disruption of surface pit footprint waste dumps High visual impact especially strip mining

  • What are the advantages and disadvantages of open pit

    The Advantages of Open Pit Mining Open pit mining does offer some advantages over traditional deep shaft 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

  • What are the advantages and disadvantages of openpit

    Disadvantages It is harder than surface mining and it also costs more money and takes more time Advantages Leads to more minerals and ore also creates less pollution 1 2 3 Asked in Social

  • open pit mine disadvantages

    Advantages Disadvantages of Open Pit Mining The open – pit mining is profitable when the site is not very deep or when the soil is sandy or delicate so that underground mining is not possible Labour costs are lower both in excavation and transportation and allow the use of large machinery

  • kolkata the disadvantages of open pit mining

    Disadvantages of Openpit mining Answers Openpit opencast or open cut mining is a surface mining technique of extracting rock or minerals from the earth by their removal from an open pit or borrow This form of mining differs from extractive methods that require tunnelling into the earth such as long wall mining

  • Open Cast Mining Advantages

    Previous Next 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 And finally the ultimate decision to mine from the surface or from underground comes down to the specific characteristics of

  • What are the advantages of opencast mining Quora

    Jan 15 2018 · The cost of open pit mining is generally 50 75 lower than the cost of underground mining which is conducive to largescale exploitation of lowgrade ore The main drawbacks of open pit mining arethe occupation of land the surface is destroyed the environment is contaminated

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