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what is the disadvantage of mining and open pit

  • What are the negative effects of open-cast mining? - Quora

    Depends on the nature of the orebody and mineral assemblage. 1. Huge hole left in the ground. It might be useful though for something. I.e hydro pumpstorage in Queensland 2. Acid generation and toxicity 3. Lower level access potentially for mining.

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  • What is the disadvantage of an open pit mine?

    What is the disadvantage of an open pit mine? Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, What is the disadvantage of an open pit mine?, quarry, aggregate, and different kinds of minerals.

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  • Pros And Cons Open Pit Mining

    Advantages and disadvantages of open pit mining . 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 large machinery .

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  • The Advantages of Open Pit Mining | Sciencing

    Mar 13, 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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  • What are the advantages of open-cast mining? - Quora

    Jan 15, 2018 · Open-cast mining has several advantages compared to underground mining, these are:- * Open-cast allows for high tonnages to be moved hence economies scale * Safe as workers are not working under disturbed roof * Open-cast trucks have higher payloa.

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  • Open Pit Mining Techniques|Surface Mines|Rock 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 .

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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.

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

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  • Disadvantages of Open-pit mining - Answers

    May 22, 2013 · The advantages and disadvantages of mining can be determined based on facts uncovered by scientists and by personal opinions. One definite .

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  • advantages and disadvantages of open pit mining

    The advantages of open pit mining ehowcouk. 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. Live Chat

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  • disadvantages of open pit mining zcrusher

    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 . Advantages and disadvantages of open pit mining ~ Advantages and disadvantages of open pit mining.

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  • Open-pit mining | Britannica

    mining: Open-pit mining Deposits mined by open-pit techniques are generally divided into horizontal layers called benches. The thickness (that is, the height) of the benches depends on the type of deposit, the mineral being mined, and the equipment being used; for large mines it.

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  • Disadvantages Of Open Pit Mining

    The Advantages of Open Pit Mining Open pit mining does offer some advantages over traditional deep shaft mining. While open pit mining poses some danger to mine workers, there are some safety advantages over . The Disadvantages of Living in the Tropical Rainforest »More detailed.

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  • 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 the deposit. In particular, mineral deposits can .

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  • The Disadvantages Of Open-pit Mining

    What is a disadvantage for open pit mining - Answers.com. An open pit mine is essentially a big hole in the ground. Dust is created in mining activities, and .

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  • 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.

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  • Reading: Open-Pit Mining | Geology - Lumen Learning

    Reading: Open-Pit Mining Open-pit mining, or open-cast 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 tunneling into the earth, such as long wall mining.

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  • Open Pit Mining Advantages | Mineral Production Activities .

    3. The advantages of open pit mining. There are a number of advantages of open pit mining when compared to Underground Mining: Open pits can sometimes be brought into production quickly. Underground mining requires development (shaft sinking, adits, declines etc.) which might take years before production can start.

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  • Mining | Britannica

    Large stripping machines with excavating wheels used in surface coal mining are employed in other types of open-pit mines. Water inflow was a very important problem in underground mining until James Watt invented the steam engine in the 18th century. After that, steam-driven pumps could be used to remove water from the deep mines of the day.

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  • Disadvantages Of Open Pit Mining

    open pit mining advantages disadvantages. 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. Get Price. Disadvantage Open Pit Mining .

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  • disadvantages of open-pit mining

    what is the advantages and disadvantages of open pit mining. open pit mining advantages and disadvantag Disadvantages of open pit mining One of the main disadvantages of this type of mining operation is the environmental impact it caus Since cyanide mercury and sulfuric acid are used to remove the wastewater groundwater and . Get Price

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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, open-pit mining is the most common mining and ranges from very low-priced minerals to finely disseminated gold deposits.

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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, open-pit mining is the most common mining and ranges from very low-priced minerals to finely disseminated gold deposits.

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  • What Is Open-Pit Mining? (with picture)

    Feb 22, 2020 · It differs from other types of mining processes that may require the digging of underground tunnels a long distance from the surface in order to reach the material. One of the advantages of the open-pit mining system is the fact that it is not as capital or labor intensive as the underground method of mineral or precious metal and stone extraction.

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  • Disadvantages Of Open Pit Strip Mining

    Disadvantages of open-pit mining - answers like strip mining open-pit mining involves removing the surfacelayer of soil miners then use explosives to break up theunderlying rock and recover the ore 727 online what are some of the most important disadvant.

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  • What is a disadvantage for open pit mining - Answers

    An open pit mine is essentially a big hole in the ground. Dust is created in mining activities, and any moisture falling into the mine can dissolve minerals and convey them into ground water. The .

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  • Tailings.info In-pit tailings storage

    Remote mining operations in Australia have used in-pit storage for decades where the groundwater is saline or non-potable. Also, the aboriginal stakeholders prefer voids to be filled after mining has ceased and grant permission to backfill suitably located pits. Advantages and Disadvantages

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  • Open-pit mining definition and meaning | Collins English .

    Open-pit mining definition: a method of mining, usually for metallic ores, in which the waste and ore are. | Meaning, pronunciation, translations and examples Log In Dictionary

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  • Open-pit mining - Wikipedia

    Open-pit mining is much safer than shaft mining. In underground mining, the threat of a cave-in or release of toxic gas is a constant concern. When shaft mining was the most common method of ore extraction, thousands died in cave-ins, gas events and accidents involving equipment. In 1907 alone, more than 3,200 deaths related to mining occurred.

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  • Advantages and disadvantages of open pit mining ~ LORECENTRAL

    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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