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  • Gold Flotation Production Line

    Gold Flotation Production Line

    Flotation is widely used in gold Processing. In China, 80% rock gold is Processed by flotation. Flotation…

    Manganese Ore Magnetic Separation Production Line

    Manganese Ore Magnetic Separation Production Line

    Manganese ore belongs to the weak magnetic minerals, which can be recovered by high-intensity magnetic…

    Graphite Ore Beneficiation Process

    Graphite Ore Beneficiation Process

    Xinhai usually applying multi-stage grinding process to protect graphite flake from damaged. Applying…

    Gold Cil Processing Line

    Gold Cil Processing Line

    Gold CIL (Carbon in Leach) Process is an efficient design of extracting and recovering gold from its…

    Cu Pb Zn Dressing Process

    Cu Pb Zn Dressing Process

    Adopting mixed flotation-concentrate regrinding Process can reduce the grinding cost, and be easy to…

    Dolomite Mining Process

    Dolomite Mining Process

    Dolomite mining process is the solution of separating dolomite concentrate from Dolomite raw ore. Based…

    open pit mining cons

  • What are some of the most important disadvantages and

    5/09/2016· Underground Mining is a method of Mining where the mineral is extracted without removing the top soil and rocks In this way we do not disturb the surface feature such as forest agriculture land rivers and residential areas The major disadvant

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  • Basics of an open pit mine

    In a open pit coal mine the pit bottom would be the bottom mined coal seam elevation since it is usually feasible to extract multiple seams when surface mining coal In a hard rock mine the bottom of the pit would be the lowest level (elevation) that mining would be conducted on the ore being mined

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  • The Environmental Disaster That is the Gold Industry

    One of the largest open pit mines is located near Salt Lake Citythe Bingham Canyon Mine The deepest mine in the world it is about 4 000 vertical feet from its rim to the bottom Bingham

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  • What are some cons of mining? Quora

    26/09/2017· First occupying more land the surface is destroyed and the environment is polluted Second affected by climate factors Such as cold ice and snow hot and heavy rain etc have a certain impact on open pit mining Third the requirements for

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  • Advantages and disadvantages of open pit mining ~ LORECENTRAL

    2/04/2018· 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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  • Open Pit Mining Pros Cons Sciencing

    Open pit mining or strip mining is an extraction process for ore or fossil fuels that takes place at the surface of a mining site Worldwide 40 percent of mining occurs at the surface according to Greenpeace International Compared with underground mining surface mining is much more efficient Unfortunately this economy comes with a

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  • Open Pit Mining TechniquesSurface MinesRock or Mineral

    Open pit Mining Open pit mining also known as opencast mining open cut 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 extractive methods that need tunneling into the earth Open pit mines are used

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  • Economic Impacts of Open Pit Mining Bizfluent

    Business processes for mining include physical design methods scheduling collections expelling and removal of waste materials from the pit In the United States there are several open pit mining projects in operation extracting daily to support three levels of economics; local country and global with commodities worth billions of dollars

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  • Minerals and Mining Flashcards Quizlet

    Open pit mining the recovery of materials from an open pit in the ground Quarrying identical to open pit mining except that it refers to sand stone and clay Strip mining consists of stripping surface layers off to reveal ore/seams underneath Mountaintop removal commonly associated with coal mining which involves taking the top of a mountain off to reach ore deposits at depth Deep

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  • What Are The Potential Impacts From An Open Pit Mine In

    18/11/2018· Wanna Know Idaho traveled to Idaho's West Central Mountains to answer this question from McCall resident Fred Coriell What impacts will an open pit mining operation like the one proposed by Midas Gold have on our region? Cascade based reporter Monica Gokey has the story for this episode of the podcast

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  • Uranium Mining Overview World Nuclear Association

    Open pit and underground mining Where orebodies lie close to the surface they are usually accessed by open cut mining involving a large pit and the removal of much overburden (overlying rock) as well as a lot of waste rock Where orebodies are deeper underground mining is usually employed involving construction of access shafts and tunnels

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  • Open pit mining pros cons

    Open pit mining is a type of mineral or rock extraction that does not necessitate tunnelling into the earth When a desired mineral or rock is near the surface companies typically opt for open pit mining due to its lower costs and increased efficiency Open pits are typically dug in tiers and with

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  • Open Pit Mining TechniquesSurface MinesRock or Mineral

    Open pit Mining Open pit mining also known as opencast mining open cut 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 extractive methods that need tunneling into the earth Open pit mines are used

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  • 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 The use of heavy machinery and blasting techniques also create environmental pollution

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  • What are some pros and cons of mining? Socratic

    9/06/2017· What are some pros and cons of mining? What are the differences between open pit mining underground mining and strip mining? What is the environmental impact of diamond mining? See all questions in Mining Impact of this question 48633

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  • What Are The Potential Impacts From An Open Pit Mine In

    18/11/2018· Wanna Know Idaho traveled to Idaho's West Central Mountains to answer this question from McCall resident Fred Coriell What impacts will an open pit mining operation like the one proposed by Midas Gold have on our region? Cascade based reporter Monica Gokey has the story for this episode of the podcast

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  • Differences between underground mining and open pit mining

    2/04/2018· 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 open pit mining is the most common mining and ranges from very low priced minerals to finely disseminated gold deposits

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  • Safety in Open Pit Mining

    Draperies directly act on the stability of the blocks but also control their fall should failure occur Such systems are common practice within Australia open pit mines In surface mining draperies are used to prevent rock from impacting directly onto the concrete covers used

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  • advantages and disadvantages on open pit mining? ? Yahoo

    19/01/2009· Best Answer Adavantages; Easier access to materials Easier to transport materials to the destination Less hazards in regards to mining in tunnels or underground Disadvantages; Alot more disel fuel burned to transport goods Blasting is also required

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  • The Environmental Disaster That is the Gold Industry

    One of the largest open pit mines is located near Salt Lake Citythe Bingham Canyon Mine The deepest mine in the world it is about 4 000 vertical feet from its rim to the bottom Bingham

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  • The effects of mining industry in the Philippines

    Mining Industry in the Philippines has been a controversial issue once again as the Department of Environment and Natural Resources (DENR) secretary Gina Lopez advocates the total ban of mining for responsible and sustainable mining in the country

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  • What are the cons for open pit mining Answers

    Open pit mining is used when the materials being mined are closer to the surface It is safer to do open pit mining than it is to do underground mining Underground mining is only used for mining

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  • 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

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  • What are the facts about Adani's Carmichael Coal Mine?

    13/06/2017· If it gets the go ahead Adanis Carmichael coal mine in Queenslands Galilee Basin will be both an open cut and underground mine The projects

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  • Open pit mining

    Open pit open cast 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 miningOpen pit mines are used when deposits of commercially useful ore or rocks are found near the surface

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  • What are pro's and cons of open pit mining Answers

    Open pit mining is used when the materials being mined are closer to the surface It is safer to do open pit mining than it is to do underground mining Underground mining is only used for mining

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  • 2 Mining Methods Copper

    Open pit mining is a technique used to extract copper ore near the earth's surface Open pit mining is the most widely used technique of mining copper today It is accomplished by creating and using benches or terraces to gradually reach deeper under the earth's surface Underground mining is used when the copper ore is not near the earth's

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  • What are some pros and cons of mining? Socratic

    8/06/2017· What are some pros and cons of mining? What are the differences between open pit mining underground mining and strip mining? What is the environmental impact of diamond mining? See all questions in Mining Impact of this question 48633

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  • Environmental Science Mining Flashcards Quizlet

    Pros and cons of Open Pit mining It is large enough for men and machinery to move about is cost efficient and safe compared to open shaft mining Cons Leads to habitat loss creates large holes in the ground and those holes allow water to drain into them where they could become acidic

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  • Strip Mining Vs Open Pit Mining environmental science

    Open Pit Mining An enormous hole is dug and expanded removing desired ore and waste rock until it is no longer profitable to mine These are terraced to allow for transportation May be used for copper iron gold diamonds and coal Quarries are included in this category and are used for clay gravel sand and stone (eg limestone

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  • Open Pit Mining Pros Cons Culture Society

    Open pit mining is a type of mineral or rock extraction that does not necessitate tunneling into the earth When a desired mineral or rock is near the surface companies typically opt for open pit mining due to its lower costs and increased efficiency Open pits are typically dug in tiers and with angled walls to cut down the risk of collapse or

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  • Open Pit Mining by Madison Bangs on Prezi

    Open Pit Mining Opinion The Consumer Benefits (the cost of this type of mining is lower which impacts the consumer) Contamination of the Environment (this form of mining destroys landscape and can pollute nearby soil and water systems) Open Pit Mine after a landslide had taken

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  • The many advantages of underground mining

    27/04/2015· Choosing between open pit mining and underground mining is a decision that every mining company makes but it is not based on the miners whim and predilection Selection always depends on the geometry properties of the deposit its position location and type Generally startup explorers and miners begin with open pit mining because it is cheaper easier and safer

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  • What Are the Advantages of Open Pit Mining? Referencecom

    Advantages of open pit mining include a lower cost compared with other methods and a higher safety level Open pit mining is also better suited to quarries containing smaller amounts of

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  • Open Pit Mining Pros Cons Culture Society

    Open pit mining is a type of mineral or rock extraction that does not necessitate tunneling into the earth When a desired mineral or rock is near the surface companies typically opt for open pit mining due to its lower costs and increased efficiency Open pits are typically dug in tiers and with angled walls to cut down the risk of collapse or

    Live Chat
  • The Advantages of Open Pit Mining Sciencing

    13/03/2018· 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 is the preferred

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  • Open pit mining

    Open pit open cast 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 miningOpen pit mines are used when deposits of commercially useful ore or rocks are found near the surface

    Live Chat
  • What are the pros and cons of open pit mining? THANK YOU

    20/05/2010· Best Answer Open pit mining also called strip mining Pros It's easy and cheap for the mining companies which does translate into a lower cost to you the consumer Con It's devastating to the environment not just in the physical removal of what is sometimes a

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  • Oil Sands Mining Student Energy

    Open pit mining is similar to coal mining operations large shovels scoop the oil sand into trucks that then take it to crushers where the large clumps of earth are broken down This mixture is then mixed with water to form a slurry that is transported to a plant where the bitumen is separated from the other components in a froth process

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