Surface Mining | Sustainable Development Environmental ...
Surface mines offer advantages and disadvantages when compared to underground mining. Amongst the advantages are that it is cheaper, can recover more of the resource (usually up to within the mining excavation), is safer and can use largerscale mining equipment offering higher production rates.Get Price
What are the advantages and disadvantages of surface or ...
Sep 19, 2009· Surface mining is safer and easier than subsurface mining. Surface mining does more damage to the environment than subsurface. Surface mining creates more of a mess then subsurface or open cut mining.Get Price
Openpit mining | Britannica
mining: Openpit mining Deposits mined by openpit 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…Get Price
What are the Advantages and Disadvantages of underground ...
Apr 12, 2009· Quarrying and open pit mining are essentially the same. One advantage is that it is safer and less expensive. A disadvantage is that it is unsightly, not to mention the damage caused to adjacent areas by waste disposal. Hydraulic mining, while a simple and inexpensive process, is …Get Price
Subsurface Mining and its Environmental Impacts by Cayla ...
Environmental Impacts Laws Details about how the topsoil will be affected and how it will be replaced must be stated before mining begins. All affected water must be processed and cleaned before leaving the mining site. Procedures for public notice, public participation andGet Price
OpenPit Mining Methods
Openpit mining methods are applicable to mining ore deposits that apex at or near the surface. If the deposit apexes below the surface, the overburden and barren capping overlying the ore must be removed in advance of openpit mining. The removal of this material is known as stripping.Get Price
Open Cast Mining Advantages Mineral Processing Metallurgy
In the previous topic, we saw which are some of the advantages that can make the surface open pit mining methods superior method compared to the underground mining. However, underground mining has its own advantages. And finally, the ultimate decision to mine from the surface or from underground comes down to the specific characteristics of the deposit. In particular, mineral deposits can ...Get Price
Basics of openpit mining SlideShare
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. Ex: MNG OC II Extension Project.•Get Price
The effects of mining industry in the Philippines ...
Mar 13, 2017· Openpit mining also leaves behind large craters that can be seen from outerspace. Due to people digging in search of precious minerals, a lot of areas are pock marked by thousands of small holes. ... though it has its advantages yet the disadvantages far outweigh the advantages …Get Price
The Advantages of Open Pit Mining | Sciencing
Mar 13, 2018· 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 ...Get Price
Pros and Cons of Strip Mining |
Feb 25, 2015· For those who are unfamiliar, strip mining is a form of surface mining that focuses on the collection of tar sand and coal, which both rest somewhat close to Earth’s surface. Those who support strip mining point to the increased ease of access and all of its attendant benefits. Detractors point to the controversies surrounding this method.Get Price
Pros and Cons of Mining Pros an Cons
Dec 08, 2018· Spread the loveMining involves the extraction of valuable minerals from the earth surface. Mining can either be surface mining or subsurface (underground) mining. Mining not only beneficial to the surrounding community and public in general, but it can also pose a lot of risks to the surrounding community. Let’s look at the pros and cons […]Get Price
What are some pros and cons of mining? | Socratic
Jun 09, 2017· In a nutshell, although it is an undeniable fact that mining affects our world enormously, we ought not to demonize its practice while its benefits are constantly enjoyed by the large majority of people.. PROS: I. Economic incomes. enormous earnings by exportation, private contracts; II. Job offers/opportunities for locals.Get Price
Placer mining | Britannica
Placer mining takes advantage of gold’s high density, which causes it to sink more rapidly from moving water than the lighter siliceous materials with which it is found. Though the basic principles of placer mining have not altered since early times, methods have improved considerably.Get Price
The many advantages of underground mining
Apr 27, 2015· Enhancing its opencast operations with an underground mining could potentially increase the KunManie mine site by at least 19 percent. Choosing between openpit mining and underground mining is a decision that every mining company makes, …Get Price
Open Pit Mining Pros Cons | Sciencing
Open pit mining or strip mining is an extraction process for ore or fossil fuels that takes place at the surface of a mining site. Worldwide, 40 percent of mining occurs at the surface, according to Greenpeace International. Compared with underground mining, surface mining is much more efficient.Get Price
What are the advantages and disadvantages of open pit mining?
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 no risk of cave in or toxic gas.Get Price
Environmental Risks of Mining
Underground mining has the potential for tunnel collapses and land subsidence (Betournay, 2011). It involves largescale movements of waste rock and vegetation, similar to open pit mining. Additionally, like most traditional forms of mining, underground mining …Get Price
What are the advantages of paying with Bitcoin? | Investopedia
Due to the unique nature of virtual currencies, there are some inherent advantages to transacting through bitcoin over fiat currencies. Although over a decade old, the digital currency landscape ...Get Price
Open Pit Mining Disadvantages | Mineral Production ...
4. Disadvantages of open pit mining. However, disadvantages when compared to Underground Mining also exist: Very large amounts of waste rock are mined. This creates costs as well as environmental issues with waste rock disposal; Major disruption of surface: pit footprint, waste dumps. High visual impact, especially strip mining.Get Price
Modern mining methods have a proven and positive track record and are designed to minimize disturbance to land, vegetation, water, air, natural habitat and surrounding communities. Reclamation and restoration programs are subject to an open, comprehensive, and exhaustive permitting process and often exceed state and federal environmental laws.Get Price
Cost Benefit Analysis And Its Environmental Impact in Mining
Cost Benefit Analysis And Its Environmental Impact in Mining Rajesh Rai and . Department of Mining Engineering, Institute of Technology , VARANASI 221 005 (India) Visit for more related articles at Journal of Industrial Pollution Control Abstract. The importance of environment in our daily life is well known.Get Price
Do local communities benefit from mining?
A related question regards the usefulness of fiscal transfers to local governments (the Mining Canon), a key component of the fiscal decentralization reform of 2002, which aims at sharing the benefits and compensating locals from the adverse effects of mining. We find neither a detrimental nor a beneficial effect from the Mining Canon in Peru.Get Price
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, openpit mining is the most common mining and ranges from very lowpriced minerals to finely disseminated gold deposits.Get Price
What Are the Disadvantages of Mining? |
Mining, especially open pit mining, destroys land that can be used for farming, houses, and other human purposes, often permanently. Entire mountains and rivers can be destroyed. Loss of soil and deep underground excavation can also make land unstable and collapse. ... Benefits of Mining Industry Advantages of Mining Disadvantages of the InternetGet Price
advantages and disadvantages on open pit mining? ? | Yahoo ...
Jan 19, 2009· Not to do with coal open pit mining. Adavantages; Easier access to materials, Easier to transport materials to the destination, Less hazards in regards to mining in tunnels or underground.Get Price
What Are the Benefits of Mining? | Research Summary
What Are the Benefits of Mining? Despite the ecological harm that mining inflicts we continue to extract substances from the ground because we feel — as a society — that the benefits of mining outweigh the hurts, especially as we develop new ways to counteract the negative impact of mining on the environment. First of all, mining creates ...Get Price
disadvantages of traditional mining « BINQ Mining
Jun 24, 2013· advantages and disadvantages of open pit mining – mining crusher …. 15 Apr 2013 … Open pit mining does offer some advantages over traditional deep shaft mining. …The Advantages of Mining Gold. The Disadvantages of Gold … »More detailedGet Price
What Are the Disadvantages of Opencast Mining? |
Opencast mining, also known as surface mining or strip mining, has disadvantages that include disturbance of the environment and local ecosystems, exposure of radioactive elements and contamination of freshwater sources. The use of heavy machinery and blasting techniques also create environmental pollution.Get Price
Benefits Of Mining – Benefits Of
Jul 26, 2011· Benefits Of Mining. July 26, 2011, Harri Daniel, Comments Off on Benefits Of Mining. Benefits of Mining. Mining refers to the process of obtaining valuable minerals from the ground. Some of the materials got through mining include precious metals like diamonds and gold and also other materials like coal and limestone among others.Get Price
What are the advantages of opencast mining? Quora
Jan 15, 2018· Opencast mining has several advantages compared to underground mining, these are: * Opencast allows for high tonnages to be moved hence economies scale * Safe as workers are not working under disturbed roof * Opencast trucks have higher payloa...Get Price
What are the advantages of shaft mining
What are the advantages of shaft mining Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any sizereduction requirements including, What are the advantages of shaft mining, quarry, aggregate, and different kinds of minerals.Get Price
What are the advantages and disadvantages of mining Answers
Sep 19, 2014· The advantages and disadvantages of mining can be determined based on facts uncovered by scientists and by personal opinions. One definite advantage is the fact that it brings in large amount of ...Get Price