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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.

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Jul 26, 2016· Open Pit Mining Pros & Cons. Open, pit mining is a type of mineral or rock extraction disadvantages of open pit mining advantages and disadvantages of open cast mining, Mining Business Plans By ...

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Shallow mineral or coal deposits can be economically mined by open-pit or strip mines. However, with deeper mineral or coal deposits it becomes very costly to remove a great deal of overburden in these kinds of settings. So, in these cases underground mining is more cost effective.

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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.

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Open-Pit Mining Methods

Open-pit mining methods are applicable to mining ore deposits that apex at or near the surface. If the deposit apexes below the surface, the overburden and barren capping overlying the ore must be removed in advance of open-pit mining. The removal of this material is known as stripping.

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Open Cast Mining Advantages And Disadvantages. As a global leading manufacturer of products and services for the mining industry, our company can provide you with advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.

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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. 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. disadvantages of an open mine - open pit mining disadvantages - YouTube.

What Are the Disadvantages of Mining? | Reference.com

What Are the Disadvantages of 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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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. ... Advantages & Disadvantages of Phytomining.

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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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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 …

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While it can be expensive, underground mining has its own advantages over open-pit mining. ... The many advantages of underground mining. While it can be expensive, underground mining has its own advantages over open-pit mining. Published. 4 years ago. on. April 27, 2015. By. Dom Einhorn.

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Here are the list of effects of mining industry in the Philippines. ... Open-pit mining also leaves behind large craters that can be seen from outer-space. ... though it has its advantages yet the disadvantages far outweigh the advantages of its existence.

Surface Mining Methods and Equipment

UNESCO – EOLSS SAMPLE CHAPTERS CIVIL ENGINEERING – Vol. II - Surface Mining Methods and Equipment - J. Yamatomi and S. Okubo ©Encyclopedia of Life Support Systems (EOLSS) Figure 2. Change in production and productivity of US coal mines The higher productivity for open pit mining equipment also lowers costs.

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The advantages of open pit mining - ehow.co.uk

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.