Oct 02, 2015· This is a very basic idea of how the Open Pit Mining process takes place. This was a very new mine when the footage was shot, and using very small machines.

Open pits are for deposits that are tilted or even vertical. Extraction is limited to a relatively smaller area, and the mining operation moves down over time. To dig deeper, the pit also has to be widened over time, increasing the ratio of overburden:ore.

There are open pit mines all over the world and they yield everything from clay and coal to uranium and gold. Underground Mining. If an area's open pit mines are exhausted or impossible to build due to the inaccessibility of the desired resources, the mining process goes underground. There are several different ways to mine underground.

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 ...

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 …

Feb 08, 2013· difference between a open pit mine and an underground mine …. Open-pit Mining, Opencast Mining, Open-cut Mining, Strip Mining … People in few of the English-speaking countries are not likely to make a difference among an open … »More detailed

Sep 06, 2006· open pit and open cast mines are basically the same things. they refer to any mining for minerals located near the surface and extracted from an open pit. an example would be a quarry. 0 0 0 Login to reply the answers Post

difference between open pit and open cast mining; What is the difference between an open cast mine and an ... 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.

Open-pit mines that manufacture building materials and dimension stone are usually referred to as quarries. People in few of the English-speaking countries are not likely to make a difference among an open-pit mine and other kinds of open-cast mines, like quarries, borrows, placers, and strip mines.

What is the difference between an opencast mine and an open pit ... Sep 6, 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...

Oct 21, 2017· Both open-cut and underground mining is used in modern mining. The approaches are different, and there are advantages to each. Open-cut mining. Opencut mining 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 ...

Open-pit Mining Operations Open-pit mines are dug on benches that are between four and sixty-meters in size, depending on the size of machinery used to excavate. The walls of most open-pit mines are dug at an angle and include steps to prevent avalanches from occurring inside the build site.

The difference between an open pit mine and a quarry is that a quarry uses the mined product "as is" without milling and extraction, such as limestone, gypsum, bentonite, gravel etc. A mine usually refers to metals like gold or copper being recovered from ore once it has been mined.

Dec 10, 2010· Occasionally, ore bodies sufficiently close to the surface made open pit or open cast mining practical. Often regarded as a twentieth-century approach, open pit mining was actually widespread earlier. It was a logical extension of placer mining, which excavated into sand bars any number of feet. Digging deeper resulted in pits, a practice ...

Open-pit (or Open-cut or Open-cast or quarry) mining. .... the waste is the difference between the two amounts and the strip ratio is Total amount... More details » Get Price SURFACE MINING METHODS

Adjective (-) (chiefly, British) Of or pertaining to strip mining, in which material is removed from a surface that has been exposed * {{quote-news, year=2009, date=January 7, author=Ian Traynor, title=Europe's plan for alternative pipeline faces big problems, work=The Guardian citation, passage=Britain's leading green commentator, George Monbiot, gives the head of the Campaign to Protect ...

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...

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1.Depth:strip mining is done for <60 m while open pit is done for>60 to near about 120 m. 2.Design:Strip mining is done maintaining spoil & piles system while open pit has a specific mining ...

Difference Between Open Pit And Open Cast Mining Open Pit Mining Techniques|Surface Mines|Rock or Mineral Extraction People in few of the English-speaking countries are not likely to make a difference among an open-pit mine and other kinds of open-cast mines, like quarries,...

difference between open pit and open cast mine XSM is a leading global manufacturer of crushing and milling equipment (difference between open pit and open cast mine),XSM also supply individual (difference between open pit and open cast mine...) crushers and mills as well as spare parts of them.

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.. This form of mining differs from extractive methods that require tunnelling into the earth, such as long wall mining.Open-pit mines are used when deposits of commercially useful ore or rocks are found near the surface.

Coal mining - Coal mining - Choosing a mining method: The various methods of mining a coal seam can be classified under two headings, surface mining and underground mining. Surface and underground coal mining are broad activities that incorporate numerous variations in equipment and methods, and the choice of which method to use in extracting a coal seam depends on many technological, economic ...

Mar 13, 2012· What is Opencast Mining• Opencast mining is also known as Open pit mining, Open cut Mining, Surface or Strip Mining.• The coal upto economical depth will be excavated by OC Method.• The current operating depth of OC mines in SCCL is about 200m and SCCL proposed to operate OC mines upto a depth of 420m.

Jun 13, 2019· Geometry. Strip mines form a 'strip', or lateral cut along the terrain, like a big ditch or trench, from which the material of interest (typically, in strip mines, coal) is removed sequentially along the trench, and then the former covering materi...

Feb 09, 2020· Surface mining- Surface mining can be defined as," the extraction of valuable mineral/ore from the Earth in which mineral/ore is situated in shallow depth" Classification of Surface Mining Methods- 1. Mechanical Extraction Method- 2. Aqueous Extra...

Open pit mining is also called strip mining because the extraction process destroys vegetation, reduces habitats and pollutes the environment. Mining proponents argue that the process is more efficient, cost effective and safer than shaft mining. Environmental regulations help mitigate damage.

Apr 02, 2018· Differences between underground mining and open pit mining. in Science difference. Differences between underground mining and open pit mining. April 2, 2018, 6:09 pm . Minerals are found in the earth's crust distributed in different types of rocks, landscapes and environments. ... Differences between open pit and underground mining ...

Open-pit definition, noting or pertaining to a type of surface mining in which massive, usually metallic mineral deposits are removed by cutting benches in the walls of a …

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.

Difference between open cast and open pit mining Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Difference between open cast and open pit mining, quarry, aggregate, and different kinds of minerals.

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.