what is the difference between open pit mining and underground mining

The Actual Difference Between Surface and Underground Mining

Surface mining can be accomplished by the following main methods: 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 main methods of underground mining are:

Difference Between Open Pit Mine Quarry Underground Mine ...

what is the difference between an open pit mine a quarry ... Open-cast mining, shaft mining.quarrying….. can any one give … Aug 18, 2008 · … and later by underground methods.

what is the difference between an open pit mine a quarry ...

 · 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. Minerals which lie at great depths below the surface of the earth. Used where commercially useful minerals are …

Mining Terms

Berm: is a horizontal shelf or ledge built in to a sloping wall of an open pit or quarry for protection under level. High Wal l: is an unexcavated face or slope of rock between benches. Overburden: is non-valuable minerals above ore which must be removed to extract the ore.

Opencut Mining or Underground Mining

 · 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 surface.

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

 · OPEN PIT MINING: A method of mining by removing the overlying materials to extract the minerals from shallow depths. A QUARRAY: A place from where stones, minerals etc are extracted. SHAFT MINING: A method of mining where vertical and horizontal shafts are made to extract the minerals from deep under the earth.

A Basic Introduction to Underground Mining

 · Underground mining can be done when: The ore body is too thick to be mined profitably from an open pit. The quality and grades of the orebody are sufficient to cover costs. It has had a lower ground print than open-pit mining. Over the centuries, the underground mining …

Open Cut and Underground Mining | iMINCO

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 method. In this process, the area is cleared of all topsoil and vegetation, this material is stockpiled and used ...

what is the difference between open cast and underground ...

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.

Open-pit vs Underground Mining: What''s the difference ...

 · The mined materials from underground are either transported to the surface via trucks or via cable belt to be delivered to the processing plant. In contrast to open-pit or other surface mines where the materials are hauled by trucks directly from the pit. Having said all of this, surface mining methods are obviously relatively easier that''s ...

General : Whats the differance between an Opencast pit and ...

 · Open-Pit: Used in metal-ore mining for surface mining (often times called hard rock mining, but that is another confusing terminological set). The shape of some but not all metallic ore bodies favors gradually deepening a huge hole in the ground, versus strip mining a stratum of coal favors cutting literally a strip along a contour.

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.

difference between open pit mining quarry underground mine ...

 · There are two kinds of surface mining, open-pit and strip mining. In open-pit mining, a giant quarry is dug in the ground to extract minerals. In strip mining, a trench is dug to extract minerals. Subsurface mining is the extraction of mineral and energy resources from deep underground deposits.

Mining Costs

Mining Costs – CAPEX vs. OPEX. Depending on the location of the project and the type and quantity of the minerals contained within the deposit, the mining costs can vary a lot between different mining projects. In general, underground mining is more expensive than open pit mining as with open pit mining the minerals are found near the surface ...

Glossary of Mining Terms

Open pit - A mine that is entirely on surface. Also referred to as open-cut or open-cast mine. Also referred to as open-cut or open-cast mine. Option - An agreement to purchase a property reached between the property vendor and some other party who wishes to explore the property further.

What is the difference between an open cast mine and an ...

To me as a mining engineer with many years experience in both types of mining, open cast mining means that the deposit is mined in a series of strips with the overburden from each successive strip moved or "cast" into the preceding strip. The meth...

What Is The Difference Between Open Cast And Underground ...

The Differences Between Open Pit Mining And Open Cast ... » four main types of mining: dredging, surface mining, underground mining and insitu mining. » open pit vs closed pit mining » what is the difference between open ...

What are the different types of mining and how do they differ?

 · Open-Pit. As the name suggests, open pit mining involves mining minerals or ore that can be found near the surface layer of the site. That being said, some quarries can be over 1000 meters deep. This form of mining doesn''t require tunnelling into the earth and is a simple method of mining that yields high production rates.

Difference between underground mining and open cast mining

Difference between underground mining and open cast 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 underground mining and open cast mining, quarry, aggregate, and different kinds of minerals.

The Mining Life: Open Pit vs. Underground

 · 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 Underground And Open Cast Mining

Open cast Mineral Resources the difference between open pity mine and underground mine check 4 Reviews of Open Cast and Underground Mining Machines, Open-pit mining - Wikipedia Open-pit, open-cast or open cut mining is a surface mining technique from processing the ore is relatively short time in which large scale open pit mining …

What are the differences between open pit mining ...

 · Strip mining and subsurface mining Strip mining (or surface mining) is performed when surface soil and rock are stripped off to reach the mineral of concern. When such operations are done, surface water bodies (lakes, streams, etc) gets acidity. Acid mine drainage occurs when water molecules infiltrates the spoil banks. The water reacts with sulfide minerals to produce sulfuric acid.

What Is The Difference Between An Open Pit Mine. Quarry ...

A quarry is the same thing as an open-pit mine from which minerals are extracted. The only trivial difference between the two is that open-pit mines that produce building materials and ... The word quarry can also include the underground quarrying for stone, such as Bath stone. ... Drift · Slope · Shaft · Bell pit · Borehole.

What are the differences between open pit mining

What is the difference between underground mining and. Mar 29 2012 · Open pit mining is used when the materials being mined are closer to the surface It is safer to do open pit mining than it is to do underground mining Underground mining is . Online Chat Surface Mining Methods and Equipment

Digging deeper: Mining methods explained | Anglo American

Learn more about open-pit mining. 2. Underground mining. Underground mining is used to extract ore from below the surface of the earth safely, economically and with as little waste as possible. The entry from the surface to an underground mine may be through a horizontal or vertical tunnel, known as an adit, shaft or decline.

Mining versus in-situ: A look at how energy companies are ...

 · There are only 2 paths to extracting bitumen from the oil sands: by injecting steam deep underground and pumping the oil to surface (thermal in-situ), or by mining the ore and physically separating the bitumen from the sand in a processing plant. Suncor Energy has been mining the oil s

Advantages and disadvantages 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 very small depth. It began to be realized in the middle of the XVI century and it is used all over the world.

Ground-Water Problems in Open-Pit and Underground Mines ...

Ground water constitutes a significant operational problem and potential hazard in open-pit and underground mining. The pressure of ground water in geologic discontinuities adversely affects the safety of height and slope angles of open-pit mines, justifying measures to reduce ground-water pressures in their vicinity. The principal hazard in underground mining and tunneling arises from …

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 …

What are the different types of mining and how do they differ?

Differences between open pit and underground mining. -Higher productivity. – Greater concentration of operations and easier management of human and material resources. – High mechanization, there are no limitations for the size of the machines. -Flexibility to respond to increases in demand. – Higher production per mine.

What is the difference between strip mining and ...

 · 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 ...