difference between underground and open pit mining

What is the difference between opencast & underground ...

What is the difference between opencast & underground mining? Mining is something quite extraordinary. When we think of mining we think dusty, dark, unflattering settings. In contraire it is quite in fact the opposite. So what is open cast mining?

Differences in Subsurface and Surface Mining - YouTube

Apr 30, 2017· -- Created using PowToon -- Free sign up at -- Create animated videos and animated presentations for free. PowToon is a free ...

What is the difference between strip mining and ...

Oct 10, 2016· Strip mining is done on the surface; underground mining is done below the surface. In strip mining, the ore is extracted from the surface in layers resulting in a deepening artificial valley. This is done when the ore is relatively near the surface. In underground mining, mine shafts are bored or dug from the surface to the underground layers where the ore is located, and ore extraction takes ...

Underground v.s. Surface Coal Mines: Is Deep Drilling ...

Underground mining. Underground or "deep" mining consist mostly of two methods - room-and-pillar and longwall mining. In room-and-pillar, coal deposits are mined by cutting a network of "rooms" into the coal seam and leaving behind "pillars" of coal to support the roof of the mine. ... Open-pit mining utilizes blasting and mineral ...

What is the difference between an opencast mine and an ...

Sep 06, 2006· Best Answer: An open cast is when it's a huge open area (with no roof, so you can look in and it lets the sun in), big enough to drive trucks around in. Like if the Grand Canyon was a mine. (Look up Kimberley's big hole for an idea) Open pit, is when it's actually smaller tunnels, and eventhough trucks or rail carts can sometimes go in there, it's always underground (Look up Johannesburg gold ...

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.

What is the difference between 'quarrying' and 'mining'?

What is the difference between underground mining and surface mining? ... strip mining is normally done for dry area while for open pit mining we have to lower the ground water level. share:

What are the differences between open pit mining ...

Apr 07, 2017· Underground mining is dangerous for mine workers. In Turkey, for instance, two years ago (almost 3 years ago) one underground mining accident killed 310 workers. There are always risks of collapse, explosion and fire in such operations. ... What are the differences between open pit mining, underground mining, and strip mining? ... What is the ...

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Underground mining can cause natural gas explosions and pollutions, open pit mining ruins the landscape and creates dangerous quarries that end up being garbage pits further polluting the area. Strip mining, similar to pit, extract minerals then coal from surface …

What is the difference between an open pit mine, a quarry ...

what is the difference between an open pit mine a quarry and an underground mine with shafts - Geography - TopperLearning.com ... Open pit mining. Quarry. Underground mining with shaft. Done for those minerals which lie close to the surface of the earth. Used for mining minerals at shallow depths.

The Actual Difference Between Surface and Underground Mining

Feb 23, 2018· The Actual Difference Between Surface and Underground Mining. ... This historical event highlights the difference between two techniques of mining which are used even today - surface and subsurface mining. Let us compare and contrast them further. Surface Vs. Underground Mining ... Open-pit Mining: Removing ore to leave a crater.

Strip Mining vs Open pit mining : mining - reddit.com

Both are forms of surface-mining. Out here in the western states of America, strip-mining is largely associated with coal; open-pits more with metal mines of various kinds. I know of a small copper mine in Utah and a phosphate mine in northern Idaho that kind of operates in the area between …

Mine vs Quarry - What's the difference? | WikiDiff

Mine is a synonym of quarry. As nouns the difference between mine and quarry is that mine is an excavation from which ore or solid minerals are taken, especially one consisting of underground tunnels while quarry is a site for mining stone, limestone or slate or quarry can be an animal which is hunted, notably mammal or or quarry can be a diamond-shaped tile or pane, notably of glass or ...

What's The Difference Between Open Pit Mining, Underground ...

Dec 10, 2012· Best Answer: Open pit mining is just digging a large area like a quarry & coal taken out from the pit. Underground mining is where they sink shafts into the ground & tunnels run off from that point. Strip mining is a form of surface mining. The ore is …

Underground Mining Methods — New Pacific Metals

Block caving is essentially the underground version of open-pit mining. It's the only underground mining method that can reach similar production rates to surface mining operations, up to over 100,000 tonnes per day. The method involves undermining an ore body, then allowing it …

The Difference Between Underground Mining And Surface Mining

Apr 21, 2014· The Difference Between Underground Mining And Surface Mining 1. The Difference Between Underground Mining And Surface Mining The process of removal of essential mineral ores or geological substances from soil or sand is called mining. These minerals are of great value and are abundantly available in rocks and earth's surface.

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.

Determining the open pit to underground transition: A new ...

underground method. For any such block, the value used for pit optimisation must be the difference between its open pit value and its underground value. The assumption underpinning this is that for a block that can be mined by either method, if it is not mined by open pit method, it will be mined by underground method.

Underground Mining - Vale - Open Pit Mining - YouTube

May 08, 2013· Canada and global mining industry This is one of a series of videos I edited for Vale. The producer I worked for travelled to many locations around the world. Shots were taken in the air, on the ...

Open Cut and Underground Mining | iMINCO

What are the differences between open-cut and underground mining? Open Cut Mining. There are many differences between open cut and underground mining. When minerals and deposits are found close to the surface and spread across a large distance, the best way to mine is to use the open cut mining …

What is the difference between open-pit mining and ...

What is the difference between open-pit mining and underground mining? Underground mining operations attempt to follow the course of a valuable ore deposit as it winds its way in three dimensions ...

Mining vs Quarrying - What's the difference? | WikiDiff

As nouns the difference between mining and quarrying is that mining is (senseid) the activity of removing solid valuables from the earth while quarrying is a small piece of stone chipped off any stone found in a quarry. As verbs the difference between mining and quarrying is that mining …

Open-pit mining - Wikipedia

Open-pit mining is to be considered one of the most dangerous sectors in the industrial world. It causes significant effects to miners health, as well as damage to the ecological land. Open-pit mining causes changes to vegetation, soil, and bedrock, which ultimately contributes to changes in surface hydrology, groundwater levels, and flow paths.

What is the difference between an open pit mine, a quarry ...

Oct 09, 2018· According to the mines Act 1952 - "Open cast working" means a quarry, that is to say an excavation where any operation for the purpose of searching for or obtaining minerals has been or is being carried on, not being a shaft or an excavation which...

What is the difference between an open pit mine,a quarry ...

A quarry is the same thing as an open-pit mine from which minerals are extracted. The only non-trivial difference between the two is that open-pit mines that produce building materials and dimension stone are commonly referred to as quarries. underground mining-digging tunnels or shafts into the earth to reach buried ore deposits.

The Mining Life: Open Pit vs. Underground - MICROMINE

Aug 22, 2017· The differences between the many kinds of mines, especially open pit mines and underground mines, are many, and miners tend to prefer one over the other. Every mining site has its natural and man-made characteristics that make it unique.

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open pit surface and strip mining. open pit mining a giant hole called a quarry is dug in the ground to extract the minerals . iron,copper stone and gravel are usually extracted during this process.

What is the difference between shaft mining and open-pit ...

Oct 27, 2018· Shaft mining or shaft sinking is excavating a vertical or near-vertical tunnel from the top down, where there is initially no access to the bottom. When the top of the excavation is the ground surface, it is referred to as a shaft; when the top of...

Mine vs. Quarry - What's the difference? | Ask Difference

A quarry is the same thing as an open-pit mine from which minerals are extracted. The only non-trivial difference between the two is that open-pit mines that produce building materials and dimension stone are commonly referred to as quarries. The word quarry can also include the underground quarrying for stone, such as Bath stone.

Underground versus Open Pit Mining - Firwin Corp's Blog

Underground versus Open Pit Mining ... Unlike open pit, underground mining requires that you take into account a wide variety of added requirements. These include complex ventilation systems, area and local ground support, and of course finding a consistent, safe, and cost-effective way to get your materials to the surface. ...

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