Open Pit Mining Pros amp; Cons Sciencing

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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Opencast Mining (Quarrying) Methods, Advantages

Opencast mining is also known as open put mining, open cut mining, surface mining and also as strip mining, the later term being commonly used in the U.S.A. for opencast mining of coal. The overburden and the mineral, coal, are excavated in long strips of a few metres thickness and hence the operations are termed strip mining.

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open cut mining advantages disadvantages

The approaches are different, and there are advantages to each. Open cut mining. Open cut gets its name because that's exactly what this type of mining looks like, a big open pit. This type of mining allows for the extraction of minerals that aren't very far under the surface

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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 Description. This form of mining differs from extractive methods that require tunnelling into the earth, such as long

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What are the advantages and disadvantages of open pit

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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advantages and disadvantages on open pit mining? ?

Jan 19, 20090183;32;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 making it highly dangerous to anyone around and the atmosphere.

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What are the Advantages and Disadvantages of underground

Apr 12, 20090183;32;Advantages 1)Mining of ores will enable people to get useful elements with significant profit. 2)Mining will give unemployed people to get at least the simplest job. 3)Mining of ores might result in finding something new and valuable (since we are digging) Disadvantages 1)Since mining sites are usually in the forest areas, trees will be cut while people are getting to these places. 2)Workers

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Disadvantages Open Cut Mining josjoosartwinedesign.be

Disadvantages Open Cut Mining What are the advantages and disadvantages of surface or . Advantages of Underground Mining are * It allows minerals to be extracted from deep underground * It doesn't create a mess like open cut or surface mining * Does not affect the physical

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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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Open Pit Mining Methods

Open Pit Mining Methods. The economic limit for open pit mining is reached when the preparatory and stripping costs per ton of ore plus the open pit mining cost per ton of ore plus the cost of equipment, interest, and amortization charges equal the cost per ton by mining underground plus equipment and development cost and interest and amortization charges.

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The Advantages of Open Pit Mining Sciencing

Mar 13, 20180183;32;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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Types of Underground Mining Method Comparison

Rill Cut Stoping Mining. Rill cut, or rill stoping, as shown at B, Fig. 2, has the principal advantage that when filling is used it can be run down through a raise at the apex of the stope and will fill the stope without shoveling. Its disadvantages, on the other hand, are as follows

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disadvantages of open pit mining YouTube

Jul 26, 20160183;32;Gold mining in Nevada, mining is a method used to extract rock and minerals from the earth when the resource is open pit mining cons What are the cons of open pit mining disadvantages of open

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Advantages and disadvantages of open pit mining LORECENTRAL

Apr 02, 20180183;32;Table of Contents What is open pit miningAdvantages and disadvantages of open pit miningTypes of opencast minesDisadvantages of open pit mining What is open pit mining Open pit mines are those mining operations that take place on the surface , unlike the underground mines. This is possible when the reservoir sprouts on the surface or at a

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Open Cut or Underground Mining Which is better? Bend

Oct 21, 20170183;32;Open cut mining is the best choice for extracting mineral deposits that are close to the surface. Before any blasting or removing of surface layers of rock and soil to reach the mineral deposits, the area must be cleared of topsoil and vegetation.

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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.

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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 Description. This form of mining differs from extractive methods that require tunnelling into the earth, such as long

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What are the negative effects of open cast mining? Quora

Having been worked in an open cast(OC) metal mine for 3 years, I can give some insight on the negative effects of OC mining in India at least. The first two images show how open cast and underground mining is done. Open cast mine Underground mine

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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.

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benefits and disadvantages of open cut mining

Disadvantages . In open cut mining sediments containing the coal seams are dewatered prior to mining to ensure. More gt;gt; The advantages of open pit mining eHow UK. The cost advantage of open pit mining to investors is a matter of scale. According to the Delta Mine Training Center an open pit mine is cheaper, safer, and.

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5 Chief Pros and Cons of Strip Mining ConnectUS

Sep 24, 20150183;32;Its a method referred to as open cast, open cut or stripping. First, the trees, shrubs and other structures in the area to be mined are removed a task accomplished with heavy duty bulldozers. Holes are then drilled for the placement of explosives which are meant to loosen the overburden so that earthmoving equipment can easily remove it.

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Environmental Risks of Mining

Open pit mining. Open pit mining, where material is excavated from an open pit, is one of the most common forms of mining for strategic minerals. This type of mining is particularly damaging to the environment because strategic minerals are often only available in small concentrations, which increases the amount of ore needed to be mined.

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Environmental Risks of Mining

Open pit mining. Open pit mining, where material is excavated from an open pit, is one of the most common forms of mining for strategic minerals. This type of mining is particularly damaging to the environment because strategic minerals are often only available in small concentrations, which increases the amount of ore needed to be mined.

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1.1 PHASES OF A MINING PROJECT Home ELAW

Open pit mining is a type of strip mining in which the ore deposit extends very deep in the ground, necessitating the removal of layer upon layer of overburden and ore. In many cases, logging of trees and clear cutting or burning of vegetation above the ore deposit may precede removal of the overburden.

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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

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benefits and disadvantages of open cut mining

Disadvantages . In open cut mining sediments containing the coal seams are dewatered prior to mining to ensure. More gt;gt; The advantages of open pit mining eHow UK. The cost advantage of open pit mining to investors is a matter of scale. According to the Delta Mine Training Center an open pit mine is cheaper, safer, and.

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What are the advantages and disadvantages of surface or

Advantages of Underground Mining are * It allows minerals to be extracted from deep underground * It doesn't create a mess like open cut or surface mining * Does not affect the physical

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Open Cut and Underground Mining iMINCO

Underground Mining. Underground Mining is generally used for areas where the mineral seam is too far underground for open cut mining to be of use. A tunnel, called a decline, is created to allow workers and machinery to reach the location of the minerals. Stope mining is used for most hard rock mining of minerals such as copper, silver,

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Find out some pros and cons of underground mining in the

Sep 08, 20150183;32;Underground mining also requires a different type of worker than a surface operation, and it can be difficult to find and maintain experienced operators and mechanics. According to Paul Smith, international marketing manager for the Astec Aggregate amp; Mining Group, despite of its challenges, an underground aggregate mine affords benefits that cant be duplicated at the surface.

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What Are the Advantages of Open Pit Mining? Reference

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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