— Dynamic simulations are powerful tools, but only if they are developed using the correct methodology, and with information that has been verified. Mining houses rely on simulation to confirm that complex, integrated systems can achieve design capacity before investment decisions are made. Work conducted in the realm of validation can make an …

 — Coal can be mined by both the open cast mining method and the underground mining method. ... The environmental implications of the exploration and exploitation of solid minerals in Nigeria with...

Performance evaluation of mining equipment in surface coal mine using reliability analysis Harish Kumar. N.S., Rahul P. John, Prem Chand R, Sujith Kumar S.G and Narasimha Murthy et al.

 — West Cumbria Mining says the coking coal it produces will be used for steelmaking in the UK and Europe. The local council had granted permission to dig for coking coal until 2049, with the mine ...

Coal occurs in commercial quantity in Enugu state. The extraction and the use of coal in Nigeria started in 1916. Most of the coal in Enugu State is bituminous. Enugu coal is …

 — Indian state-run company Coal India will begin operations at five new coal mines and expand the capacity of at least 16 existing mines to help meet growing demand for the fossil fuel, the company's chairman, …

 — Evaluating the influence of open cast mining of solid minerals on soil, land use and livelihood systems in selected areas of Nasarawa State, North-Central Nigeria

 — The estimated reserves of these coal mines are 2.1Gt, i.e. about 84% of the total estimated reserves of the 2.5 Gt of coal. The coal mines are open cast (surface mining) and underground [1]. An overview of the mines is presented in Table 1.

Open-pit mining. Some 53% of South Africa's coal is produced from surface mining, via open-cast or open-pit mines. This is because the coal is less than 60 metres below the surface. Open-pit mines use draglines, as well as truck and shovel operations to extract coal. A dragline excavator uses a dragline to pull a bucket by a wire cable.

 — 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 …

 — Coal can be mined by both the open cast mining method and the underground mining method. Nigeria's most exploited coal mines are located at Enugu …

The practice of open cast coal mining in Nigeria began in 1915 when the mines at Enugu were opened. Since then, it has become a major industry in the country, with several large-scale mines operating across different regions. Some of the major players in this industry include Ashaka Cement, Maiganga Coalfield Mine, Gombe State; Onyeama Coal ...

 — The Australian coal industry has also emphasised finding methane sources and using commercially available technologies to minimise those emissions in underground operations. However, fugitive emissions from surface open-cast mines comprise 80% of total emissions and are currently unabated.

 — A consortium of Power Mech Projects and PC Patel Infra Private has secured a mine development and operation (MOO) project from Steel Authority of India (SAIL) for the Tasra open cast project in Jharia Coal Fields, Jharkhand, India.. The contract has an estimated value of Rs304.38bn ($3.69bn) and comes with a period of 28 years, including …

 — Ezeaku [7] conducted a study on soils of selected mining areas in Nasarawa State, North Central Nigeria to assess the environmental impact of open cast mining of …

The Mafube Colliery is an open cast thermal coal mine located approximately 30 km east of Middelburg in the Mpumalanga province of South Africa. The Colliery was formed in 2004 and is operated by Mafube Coal Mining as a 50/50 joint operation between the …

The Motheo Project was fundamentally set-up to position Morupule Coal Mine as a strategic source of energy producing coal using opencast mining. The open cast will increase the tonnage produced by MCM allowing for high scalability to meet demand. The project is scheduled to start the commissioning phase by December 2021 and the Project will ...

 — Geotechnical study and optimal slope design at Lajkura open cast coal mine, India. Author links open overlay panel V.K Singh 1, J.K Singh ... articles. References (0) Cited by (1) The use of standard penetration test for the characterization of North Central Nigeria soils. 2013, Geotechnical and Geophysical Site Characterization 4 - Proceedings ...

Open-pit mining, also known as opencast mining, is a surface mining technique that extracts minerals from an open pit in the ground. Open-pit mining is the most common method used throughout the world for mineral mining and does not require extractive methods or tunnels.

 — This paper present a case study of dump slope stability of Makardhokra-II open cast mine of western coalfield limited. This mine spread over the area of 289.0 hectares.

 — The main laws related to the mining and the environment in UK are i) Coal Mines Regulation Act (1908), ii) Mining Industry Act (1920), ... Ibarra J.M.N., de las Heras M.M. Open-Cast Mining Reclamation. In: …

 — Open cast coal mining involves various operations e.g overburden removal, drilling, blasting, mineral loading, haulage and unloading that generate particulates due to various mechanisms. It has ...

The study was conducted on soils of selected mining areas in Nasarawa State, North Central Nigeria to assess the environmental impact of open cast mining of coal and …

 — 1. Introduction. Dust generation and its dispersion has been the major concern in ambient air quality in deep cavities such as open cast mines. Major mining activities in deep open pit coal mines range from …

 — In this paper we have presented the findings of a study on Sonepur-Bazari open cast mine in Eastern India undertaken to find out the potential for development of mining geotourism. ... This is an active open cast mine which is capable of yielding coal up to 2030. ... A potential gold mine for central Nigeria. Acta Geotouristica, 9 (1) (2018 ...

 — Coal can be mined by both the open cast mining method and the underground mining method. Nigeria's most exploited coal mines are located at Enugu where NCC operated two underground coal mines and commercial production started in 1916, the peak in coal production was in the late 1950s reaching approximately 920,000 …

 — Nigeria Mining Week. Search. News. Features & Analysis. Latest news. Industry sectors. Platinum Group Metals. ... Home Coal EXCLUSIVE: Open cast mining - safer, ... there are a host of other …

 — The drains from Onyeama coal mine in Nigeria contained characteristic sulphates (313.0 ± 15.9 mg l −1), carbonate (253.0 ± 22.4 mg l −1), and nitrate (86.6 ± 41.0 mg l −1), having extreme ...

PDF | On Jan 10, 2016, E Oruonye and others published Sustainable Mining Practices in Nigeria: A Case Study of Maiganga Coal Mining in Gombe State | Find, read and cite all the research you need ...

 — Lützerath, about 20 miles west of Dusseldorf, has long been a climate flashpoint in Germany because of its position on the edge of the open-cast lignite coal mine, Garzweiler II.