Open-pit Mining: Types, Effects, and Solutions

There are different ways open-pit mining can be carried out depending on the type of mineral and the surrounding environment. 1. Open-pit Metal Mining. This type of open-pit mining is used to extract metals such as copper, gold, iron, and aluminum. These metals are important for making electronics, vehicles, and construction materials.

Delineation of Open-Pit Mining Boundaries on …

During the last decades, monitoring the spatial growth of open-pit mining areas has become a common procedure in an effort to comprehend the influence that mining activities have on the adjacent land-use/land-cover types. Various case studies have been presented, focusing on land-cover mapping of complex mining landscapes. They highlight that a rapid as well as …

Surface mining planning and design of open pit …

6. 1.2) Open pit Mining method Mine working open to the surface. It is usually employed to exploit a near- surface deposit or one that has a low stripping ratio. Operation designed to extract mineral deposits that lie close to …

Open-Pit Mining | Method and Process | Epiroc US

The list of commodities is extensive, although the relative proportions mined underground and on the surface vary from mineral to mineral. Massive tonnages of hard coal and lignite are also produced from surface mines, although the terminology used – open cast or open cut, rather than open-pit – indicates that the technology and engineering concepts used are …

Mining of Minerals and Groundwater in India

Case records: To know the field scenario, four open-pit mines of India are stud-ied, and they are (i) Partipura limestone mine, Banswada district, Rajasthan [26];

(PDF) Underground and Opencast Coal Mining Methods in India…

Coal Production from opencast mines in India (FY 1998-99 to 2016-17) Source: Coal Directory of India, FY 1998-99 to 2016-17 ... OC mining or open pit mining is . a surface mining techni que where ...

Open-Pit Mining | Method and Process

Open-pit mining, also known as opencast mining, is a surface mining technique that extracts minerals from an open pit in the ground. This surface mining technique is used when mineral …

Chapter Open Pit Mining

Open Pit Mining Awwad H. Altiti, Rami O. Alrawashdeh and Hani M. Alnawafleh Abstract Open pit mining method is one of the surface mining methods that has a traditional cone-shaped excavation and is usually employed to exploit a near-surface, nonselective and low-grade zones deposits. It often results in high produc-

Stability Assessment and Design of Open Pit Slopes of …

This paper presents slope stability issues and solutions in two open pit limestone mines covering extensive geotechnical investigations, which are helped by result-oriented stability evaluation using empirical and numerical methods.

Transforming India's mining landscape with autonomous …

PwC's analysis reveals that deployment of the autonomous mining equipment in open-pit mines has grown significantly in the last two decades in both developed and emerging markets. …

Top 10 deep open-pit mines

ndida copper mining operation consists of two open-pit mines, namely ndida pit and ndida Norte pit. The ndida pit is 3.9km long, 2.7km wide and 645m deep. The ndida Norte pit is 525m deep. BHP Billiton is the operator of the mine with 57.5% interest. Rio Tinto holds 30% stake in the mine.

Underground and Opencast Coal Mining Methods in India: A …

In India, coal mining is conducted using two methods: underground and opencast methods. The underground method is suitable for extraction of deeper coal seams, whereas …

Human Face of Open-Cast Coal Mining in Jharkhand

A massive pit is dug in open-cast mining, and coal is removed from the bottom. The pit gets wider towards the top. The upper diameter can be as much as a kilometre wide. Compared to tunnelling, open-cast mining is considered more efficient but produces a significant amount of overburden.

AIR QUALITY STATUS OF AN OPEN PIT MINING AREA …

AIR QUALITY STATUS OF AN OPEN PIT MINING AREA IN INDIA S. K. CHAULYA Central Mining Research Institute, Barwa Road, Dhanbad, India (e-mail: [email protected]) (Received 5 April 2004; accepted 13 August 2004) Abstract. This investigation presents the assessment of ambient air quality carried out at an open pit coal mining area in Orissa ...

Condor Gold Announces Feasibility Study For La India Open Pit

(1) The La India and Cacao pits are amenable to open pit mining and the Mineral Resource Estimates are constrained within Whittle optimised pits, which SRK based on the following parameters: A ...

Coal Mines in India – Major Coal Fields for General Awareness

Coal mining involves extracting coal from either underground mines or open-pit mines, which is then used for various purposes such as energy production and industrial processes. You can find a comprehensive list of coal mines in India categorized by states, major coal fields, and different types of coal.

(PDF) Landslide mechanism and stability of an open-pit …

A n open-pit c oal mine slope is always exper iencing mining disturbances. The geological conditions, r ainfa ll, and other in uencing factors are numero us, and the landslide mechanisms are complex.

First Open Pit Oil Mining in Indonesia

The open pit oil mining is carried out according to Regulation of South Sumatra Governor Number 17 of 2005 on Ambient Air Quality Standards and Noise Quality Standards. Management of mine location has been done properly, such as returning the overburden, spreading the topsoil, revegetation of ex-mines with oil-palm trees, rubber plants, and ...

Risk Appraisal Approach of Open-pit Slope Design in Indian Mines

This demanded the need for stability analysis and scientific design of pit slopes in India along with real time monitoring of slope to decipher the signs of instability prior to the actual failure. ... Proceedings Fourth Large Open Pit Mining Conference, Perth, 5-9 September 1994, Australia, South African Institute of Mining and Metallurgy ...

Coal Mines in India – Major Coal Fields for General …

Coal mining involves extracting coal from either underground mines or open-pit mines, which is then used for various purposes such as energy production and industrial processes. You can find a comprehensive list of coal …

(PDF) Underground and Opencast Coal Mining Methods in …

In India, coal mining is conducted using two methods: underground and opencast methods. The underground method is suitable for extraction of deeper coal seams, whereas opencast …

Greenpeace

- GP0STOAAU Gebra open cast coal mining in Korba, Chhattisgarh. At present, it is India's largest coal mine with a total production capacity of 35 million ton per annum. Gevra mining block is having an area of about 19.03 sq.km, located in the central part of Korba field. These types of landscapes are very common view in this region made by the overburden of open cast coal …

Air Quality Status of an Open Pit Mining Area in India

This investigation presents the assessment of ambient air quality carried out at an open pit coal mining area in Orissa state of India. The 24-h average concentrations of suspended particulate matter (SPM), respirable particulate matter (RPM, particles of less than 10 μm aerodynamic diameter), sulphur dioxide (SO2) and oxides of nitrogen (NO x ) were determined at regular …

Underground and Opencast Coal Mining Methods in India: …

Underground coal production in India shows a declining trend, and several underground mines are closed every year. However, 60% of the total coal production in the world is from underground mines, whereas in India it constitutes only 6.74% in the financial year 2016-17. Thus, underground coal production in India is declining.

Seepage Modeling for a Large Open Pit Coal Mine in India

Medapalli Open Cast Project (MOCP) owned by M/s Singareni Collieries Company Limited (SCCL), Andhra Pradesh, India where "Highwall mining" is practiced lies in the immediate vicinity of a large perennial river, 'Godavari'. The mine and river, which are only 140–150 m apart, an artificially constructed embankment, built above highest flood level, restricts the water …

Unveiling the Perils of Slope Stability in Open Pit …

India's open pit mining industry faces a formidable task in dealing with slope stability issues that pose risks to human lives, the environment, and economic sustainability.

Optimized design of drilling and blasting operations in open pit mines

Drilling and blasting are the two most significant operations in open pit mines that play a crucial role in downstream stages. ... (India) 2016;97(2):159–70. [13] Saeidi O, Torabi S, Ataei M ...

List Of Coal Mines In India, Major Coal Fields, …

Coal mining extracts coal from underground or open-pit mines for use in energy production & industrial processes. Get complete list of Coal Mines in India state-wise.

How Jharkhand's open-pit mines turned into lush green …

The CCL is a subsidiary of Coal India Limited (CIL), an undertaking of the Government of India. The 'Kayakalp Vatika' initiative aims to reinstate biodiversity in the reclaimed mining land.

The Malanjkhand Copper Project (MCP) – The Best Copper Mine in India

The Malanjkhand Copper Project, which began in 1982, was originally developed by Hindustan Copper Ltd as a strategic effort to recover copper from a large open pit mine. This project was based on extensive geological research undertaken by the Geological Survey of India in 1969, which thoroughly investigated the copper deposit's potential.

Peru greenlights $2bn copper mine expansion

Mining constitutes 8.5% of Peru's gross domestic product (GDP), with copper and gold being the most important mineral exports by value. According to GlobalData, Mining Technology's parent company, Peru was the world's second-largest producer of copper in 2022, and production is expected to grow at a compound annual growth rate of 6% between 2022 …