differences between open cut mining and underground mining

  • Open Pit Mining TechniquesSurface MinesRock or Mineral

    Openpit Mining Openpit mining, also known as opencast mining, opencut mining, and strip mining, means a process of digging out rock or minerals from the earth by their elimination from an open pit or borrow. The word is used to distinguish this type of mining from

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  • Underground Mining Methods — New Pacific Metals

    Depending on the mineral being mined and the nature of the deposit, there are many different underground mining methods that can be implemented. New technology has enabled greater productivity and safer mining in underground operations, which has also helped decrease the cost of such production methods. Cut and Fill Mining

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  • (PDF) Effective factors investigation in choice between

    EFFECTIVE FACTORS IN SELECTING SURFACE OR UNDERGROUND Before beginning a detailed economic analysis of the factors which enter into deciding whether to mine by openpit or underground mining, and what point a change should be made from openpit to underground mining, it is necessary to consider some general factors [2].

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  • underground mining vs open pit mining YouTube

    Apr 19, 2011 · This feature is not available right now. Please try again later.

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  • The Difference Between Underground Mining And Surface Mining

    Apr 21, 2014 · The Difference Between Underground Mining And Surface Mining 1. The Difference Between Underground Mining And Surface Mining The process of removal of essential mineral ores or geological substances from soil or sand is called mining. These minerals are of great value and are abundantly available in rocks and earth''s surface.

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  • 1216 ES Flashcards Quizlet

    Underground mining can cause natural gas explosions and pollutions, open pit mining ruins the landscape and creates dangerous quarries that end up being garbage pits further polluting the area. Strip mining, similar to pit, extract minerals then coal from surface deposits resulting in

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  • Underground versus Open Pit Mining Firwin Corp''s Blog

    Underground versus Open Pit Mining There are several different ways to mine underground. You can build spiral tunnels that circle the deposit, sink vertical shafts adjacent to the ore, or create adits, which are horizontal excavations into the side of a hill or mountain. Some open cut mines could be converted into cities? Reply Delete

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  • What is the difference between opencast mining and

    Oct 20, 2017 · Quarrying means exploitation of big rectangular blocks of rocks like marble, sandstone. And there benches are almost 90 degree because of very hard competent rock and good slope stability. Opencast mining is the exploitation of coal and other bed

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  • Difference Between Underground And Open Pit Mining

    Posted at: December 5, 2012 . difference between open pit mining quarry underground mine shafts what is the difference between an open pit mine, a difference between open cut and underground mining . valuation and the difference between open pit and underground cases are 2.2.1 Open Cut Mining Difference between Total and Occupied

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  • difference between open cast mining and underground mining

    OPEN CAST MINING When minerals and deposits are found close to the surface and spread across a large distance, the best way to mine is to use the open cut mining method. In this process, the area is cleared of all topsoil and vegetation, this material is stockpiled and used later when rehabilitating the area once mining is finished. UNDERGROUND

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  • difference between open cast mining and underground mining

    OPEN CAST MINING When minerals and deposits are found close to the surface and spread across a large distance, the best way to mine is to use the open cut mining method. In this process, the area is cleared of all topsoil and vegetation, this material is stockpiled and used later when rehabilitating the area once mining is finished. UNDERGROUND

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  • What is the difference between strip mining and

    Oct 10, 2016 · In underground mining, mine shafts are bored or dug from the surface to the underground layers where the ore is loed, and ore extraction takes place from those layers, and the ore is transported through the tunnels and shafts back to the surface. What is the difference between strip mining and underground mining? Environmental Science

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  • The Actual Difference Between Surface and Underground Mining

    Feb 23, 2018 · The Actual Difference Between Surface and Underground Mining There are two ways to extract a mineral by digging it up, or accessing it by tunnels. This pretty much sums up the comparison of surface vs. underground mining.

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  • What is the difference between openpit mining and

    What is the difference between openpit mining and underground mining? Underground mining operations attempt to follow the course of a valuable ore deposit as it winds its way in three dimensions

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  • difference between open cast mining and underground mining

    OPEN CAST MINING When minerals and deposits are found close to the surface and spread across a large distance, the best way to mine is to use the open cut mining method. In this process, the area is cleared of all topsoil and vegetation, this material is stockpiled and used later when rehabilitating the area once mining is finished. UNDERGROUND

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  • Strip Mining, Openpit Mining, Surface Mining, Mining

    Strip Mining. Strip mining is a kind of surface mining. The ore is very near to the surface of the land but has one or more layers of rock and filth on top of it. To mine the ore, these layers have to be removed. The steps in strip mining are similar to openpit mining.

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  • The many advantages of underground mining born2invest.com

    Apr 27, 2015 · Enhancing its opencast operations with an underground mining could potentially increase the KunManie mine site by at least 19 percent. Choosing between openpit mining and underground mining is a decision that every mining company makes, but it is not based on the miner''s whim and predilection.

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  • Open Cut and Underground Mining iMINCO

    Open Cut Mining There are many differences between open cut and underground mining. When minerals and deposits are found close to the surface and spread across a large distance, the best way to mine is to use the open cut mining method.

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  • Differences between underground mining and open pit 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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  • What is the difference between opencast mining and

    Oct 20, 2017 · Quarrying means exploitation of big rectangular blocks of rocks like marble, sandstone. And there benches are almost 90 degree because of very hard competent rock and good slope stability. Opencast mining is the exploitation of coal and other bed

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  • The Mining Life: Open Pit vs. Underground MICROMINE

    Aug 22, 2017 · The differences between the many kinds of mines, especially open pit mines and underground mines, are many, and miners tend to prefer one over the other. Every mining site has its natural and manmade characteristics that make it unique.

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  • Underground Mining Methods — New Pacific Metals

    Depending on the mineral being mined and the nature of the deposit, there are many different underground mining methods that can be implemented. New technology has enabled greater productivity and safer mining in underground operations, which has also helped decrease the cost of such production methods. Cut and Fill Mining

    Get price
  • What is the difference between an open pit mine,a quarry

    A quarry is the same thing as an openpit mine from which minerals are extracted. The only nontrivial difference between the two is that openpit mines that produce building materials and dimension stone are commonly referred to as quarries. underground miningdigging tunnels or shafts into the earth to reach buried ore deposits.

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  • What is the difference between an opencast mine and an

    Sep 06, 2006 · Best Answer: An open cast is when it''s a huge open area (with no roof, so you can look in and it lets the sun in), big enough to drive trucks around in. Like if the Grand Canyon was a mine. (Look up Kimberley''s big hole for an idea) Open pit, is when it''s actually smaller tunnels, and eventhough trucks or rail carts can sometimes go in there, it''s always underground (Look up Johannesburg gold

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  • The Mining Life: Open Pit vs. Underground MICROMINE

    Aug 22, 2017 · The differences between the many kinds of mines, especially open pit mines and underground mines, are many, and miners tend to prefer one over the other. Every mining site has its natural and manmade characteristics that make it unique.

    Get price
  • What is the difference between an open pit mine,a quarry

    A quarry is the same thing as an openpit mine from which minerals are extracted. The only nontrivial difference between the two is that openpit mines that produce building materials and dimension stone are commonly referred to as quarries. underground miningdigging tunnels or shafts into the earth to reach buried ore deposits.

    Get price
  • what is the diference between opencut and underground

    May 09, 2011 · Open cast is when the minerals are mined from the top. and make a massive big hole in the earth. Underground mining is the most common and happens when you drill a shaft down to the minerals and mine them in situ to be brought up to the earth by ''skip''.

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  • What is the difference between strip mining and open pit

    What is the difference between strip mining and open pit mining? strip mine, or open pit mine, and underground mining, consisting of shafts and adits. Open cut mining .

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  • Underground Mining Methods — New Pacific Metals

    Depending on the mineral being mined and the nature of the deposit, there are many different underground mining methods that can be implemented. New technology has enabled greater productivity and safer mining in underground operations, which has also helped decrease the cost of such production methods. Cut and Fill Mining

    Get price
  • NSW Mining Methods NSW Mining

    Mining methods Mining techniques have dramatically transformed over many years, with technological advances improving efficiency and the safety and health of our people, while minimising the environmental impact of our operations. NSW has both opencut and underground mines.

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  • Coal Mining Safety and Health Regulation 2017

    Coal Mining Safety and Health Regulation 2017 v37 2017 SL No. 165 Page 9 Authorised by the Parliamentary Counsel 151 Dealing with flammable substances underground . . . . . . . . . . . . 130 152 Limit to external surface temperature of equipment used underground

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  • Openpit mining Wikipedia

    Openpit mining is to be considered one of the most dangerous sectors in the industrial world. It causes significant effects to miners health, as well as damage to the ecological land. Openpit mining causes changes to vegetation, soil, and bedrock, which ultimately contributes to changes in surface hydrology, groundwater levels, and flow paths.

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  • Why underground mines cost higher compared to surface coal

    Underground mining is generally more expensive than surface mining. Cash mining cost for higherranked coal at Appalachia Basins is much higher at above $60/short tons, based on Alpha Natural

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  • Difference Between Open Cast Mining And Underground Mining

    What is underground mining. the best way to mine is to use the open cut mining method. In this process, the area is cleared of all topsoil and vegetation, this material is stockpiled and used later when rehabilitating the area once mining is finished. Differences between open pit and underground mining

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  • (PDF) Effective factors investigation in choice between

    EFFECTIVE FACTORS IN SELECTING SURFACE OR UNDERGROUND Before beginning a detailed economic analysis of the factors which enter into deciding whether to mine by openpit or underground mining, and what point a change should be made from openpit to underground mining, it is necessary to consider some general factors [2].

    Get price
  • What Are the Disadvantages of Opencast Mining

    What Are the Disadvantages of Opencast Mining? Opencast mining, also known as surface mining or strip mining, has disadvantages that include disturbance of the environment and local ecosystems, exposure of radioactive elements and contamination of freshwater sources. Although surface mining reduces production costs and poses fewer health

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