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strip mining and subsurface mining

Jun 23, 2017· These mining categories are:strip mining,open-pit mining,mountaintop removal,dredging and high wall mining. All methods of surface mining will remove the waste material, or overburden, above the desired resource. Surface mining is often preferred to sub-surface (underground mining) by mining companies for several reasons.

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  • The Actual Difference Between Surface and Underground Mining

    The Actual Difference Between Surface and Underground Mining

    Open-pit Mining: Removing ore to leave a crater. Quarrying: An open-pit mine for construction materials.Strip Mining: Ore is removed in parallel strips. Mountaintop Removal: Top of a mountain is blasted to remove deep ore. Dredging: Ore is removed from a river bottom. The …

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  • Strip Mining, Open pit Mining, Surface Mining, Mining

    Strip Mining, Open pit Mining, Surface Mining, Mining

    Strip Mining.Strip miningis a kind of surfacemining. 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 instrip miningare similar to open-pitmining.

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  • Strip mining Britannica

    Strip mining Britannica

    Strip mining, removal of soil and rock (overburden) above a layer or seam (particularly coal), followed by the removal of the exposed mineral.. The commonstrip-miningtechniques are classified as areaminingor contourminingon the basis of the deposit geometry and type. The cycle of operations for both techniques consists of vegetation clearing, soil removal, drilling and blasting of ...

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  • Sub Surface Mining Pros and cons

    Sub Surface Mining Pros and cons

    Pros and cons ofsubsurface miningfeb 25, 2015 183 detractors point to the controversies surrounding this method.the following is a closer examination of the pros and cons.the pros ofstrip mining.1.high recovery rate other forms ofminingdo not guarantee the same rate of return asstrip mining

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  • Surface mining Britannica

    Surface mining Britannica

    mining: SurfaceminingIt has been estimated that more than two-thirds of the world’s yearly mineral production is extracted by surfacemining. There are several types of surfacemining, but the three most common are open-pitmining,strip mining, and quarrying.

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  • Strip Mining, Open pitMining, SurfaceMining,Mining

    Strip Mining, Open pitMining, SurfaceMining,Mining

    Strip Mining.Strip miningis a kind of surfacemining. 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 instrip miningare similar to open-pitmining.

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  • Strip mining Britannica

    Strip mining Britannica

    Strip mining, removal of soil and rock (overburden) above a layer or seam (particularly coal), followed by the removal of the exposed mineral.. The commonstrip-miningtechniques are classified as areaminingor contourminingon the basis of the deposit geometry and type. The cycle of operations for both techniques consists of vegetation clearing, soil removal, drilling and blasting of ...

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  • Sub Surface MiningPros and cons

    Sub Surface MiningPros and cons

    Pros and cons ofsubsurface miningfeb 25, 2015 183 detractors point to the controversies surrounding this method.the following is a closer examination of the pros and cons.the pros ofstrip mining.1.high recovery rate other forms ofminingdo not guarantee the same rate of return asstrip mining

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  • The Environmental Science of SurfaceMining dummies

    The Environmental Science of SurfaceMining dummies

    Strip mining.Strip mining, as the name describes, is a process of removing rock and soil in strips to get to the valuable mineral ores below.After miners extract the resources, they put back the leftover rock and soil, calledminingspoils or tailings, to fill in the hole.. One way to replace tailings is to simply dump them; luckily, U.S. regulations requireminingcompanies to replace ...

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  • MiningFlashcards Quizlet

    MiningFlashcards Quizlet

    strip miningThe most dangerous form ofmining(for the miners) is __________.subsurface miningbecause of the risk of explosions and the fact that miners are subject to air pollutants that can lead to respiratory diseases.

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  • What is SurfaceMining (with pictures)

    What is SurfaceMining (with pictures)

    Oct 17, 2020· Surfaceminingis a method ofminingused to extract minerals and metals which are near the surface of the Earth. There are three basic types of surfacemining: open pitmining,strip mining, and quarrymining.These methods are much more economical than undergroundmining, yet they can have a more significant impact on the surrounding environment unless efforts are taken to reclaim the land.

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  • Strip Mining an overview ScienceDirect Topics

    Strip Mining an overview ScienceDirect Topics

    Andrew P. Schissler, in Encyclopedia of Energy, 2004. 2.3Strip Mining.Strip miningis employed in coal reserves where the overburden is removed in rectangular blocks in plan view called pits or strips. The pits are parallel and adjacent to each other.Strip miningis fundamentally different from contour or areaminingon how the overburden is displaced, called spoil handling.

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  • Mining Surfacemining Britannica

    Mining Surfacemining Britannica

    Mining-Mining- Surfacemining: It has been estimated that more than two-thirds of the world’s yearly mineral production is extracted by surfacemining. There are several types of surfacemining, but the three most common are open-pitmining,strip mining, and quarrying. These differ from one another in the mine geometries created, the techniques used, and the minerals produced.

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  • A Brief Introduction to the Types of SurfaceMining

    A Brief Introduction to the Types of SurfaceMining

    Strip miningrequires some of the largest equipment ever built, such as bucket-wheel and dragline excavators. Mountaintop Removal. In some sites, mineral deposits are present near the peaks of mountains. However, they are too deep to be removed by drilling tunnels from the sides. In such sites, the ore is accessed by removing the rock above the ...

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