Ghana
The mining industry is the largest tax-paying sector in the country and makes a significant contribution to gross domestic product (GDP) and employment. Ghana's mining sector pre-dates the colonial era. Historically, Ghana was known as the Gold Coast. Ghana is one of Africa's largest gold producers. Gold is the most commercially exploited ...
Nigeria's Mining: Prospects, Challenges and Opportunities
Nigeria's mining sector is a sleeping giant with immense economic potential. Addressing its myriad challenges necessitates a concerted effort from government bodies, industry stakeholders, and the global community. Armed with the right policies and sustainable practices, Nigeria could well become the mineral powerhouse it aspires to be.
The Performance of the Zimbabwe Mining Sector in 2019
of the global exploration budget fell from 0.2. percent to literally 0 percent. Globally, around 10 percent of all capital. expenditure in mining goes towards. exploration, in Zimbabwe, it is near ...
History of mining in South Africa
This trend would characterise later generations of South African mining. Coal mining continued to expand until the turn of the 20th century, with deposits at Vereeniging and Witbank exploited from 1879 and 1895, respectively fuelling the region's growing industries. In the 1860s, two notable diamonds were unearthed; The 21-carat …
Is the future of mining electric? As mines transition equipment…
The transition to electrical mining equipment presents new operational challenges and safety risks. And although it has been slowly trickling into mines for over a decade, some say there's still ...
The environmental impact of bitcoin mining explained
But the tech's environmental impact goes far beyond U.S. borders. Bitcoin's global electricity consumption of 173.42 TWh from 2020 to 2021 exceeds that of some countries, according to a study published by the journal Earth's Future. For example, that amount of power exceeds the combined electricity consumption of Argentina and the …
Asset Lifespan: How to Calculate and Extend the Useful Life …
The useful life of an asset, also known as economic life or service life, is an estimate of how long you can reasonably expect to use an asset for the benefit of your organisation. It also tells you how long the asset will remain functional and generate income. The useful life definition will vary depending on the type of asset and how many ...
Behind the mining technology transformation | McKinsey
McKinsey Metals & Mining published a 2015 paper that predicted a technology-enabled transformation of the mining industry. The paper identified some potentially game-changing innovations that we believed would revolutionize the way mines operate and deliver much-needed productivity gains. Stay current on your favorite topics.
Comparison of Underground Coal Mining Methods Based on Life …
1 School of Mining Engineering, Anhui University of Science and Technology, Huainan, China; 2 Coal Mine Safety Mining Equipment Innovation Center of Anhui Province, Anhui University of Science and Technology, Huainan, China; Coal is China's main source of energy, and its production causes a certain degree of air, water, …
The mining value chain: A hidden gem | McKinsey
The mining value chain— which includes everything from extracting raw material to delivering products to customers—is the backbone of the industry. Companies that manage their value chain well can establish a significant source of competitive advantage and value creation. By contrast, those that neglect their value chain are likely …
Deep-sea Mineral Resource Mining: A Historical Review
Terrestrial mineral resources have played a crucial role in supporting industrial and economic development over the past few centuries. These resources exhibit a complex three-dimensional rock-block structure and are characterized by low mineral content and significant challenges in mining and extraction, particularly when it comes to …
Mining Equipment Market Size, Share, Trends, Forecast …
The application of modern mining machinery is dependent on mining sector investments, which are dependent on the global economic situation. Furthermore, developing countries such as South Africa, Argentina, & Peru, to mention a few, prefers refurbished equipment since it has a long life cycle if properly maintained.
Mining Supply and Services
The Greater Sudbury mining complex contains nine operating mines, two mills, two smelters and a nickel refinery. It also consists of more than 300 mining supply firms employing more than 12,000 people and generating approximately $4 billion in annual exports. We are home to North America's highest concentration of mining expertise.
Economic estimation of Bitcoin mining's climate damages
This paper provides economic estimates of the energy-related climate damages of mining Bitcoin (BTC), the dominant proof-of-work cryptocurrency. We provide three sustainability criteria for ...
23 Equipment Selection for Mining: with Case Studies
The methodology presented in this paper may be used by mining operators to help in the selection of a specific type when acquiring a new truck. It may also be used by equipment manufacturers to help in analysis of potential benefits of envisaged modifications concerning an existing truck type and/or development of a new type.
Westward expansion: economic development (article) | Khan Academy
The US government also helped westward expansion by granting land to railroad companies and extending telegraph wires across the country. 1. After the Civil War, the dream of independent farms remained, but the reality was more complex. Just as big business was coming to dominate the factories of eastern cities, so too were powerful …
Research trends in mining accidents study: A systematic …
Problems in mining mechanization, ventilation equipment, dust proof equipment, drainage equipment lifting and transport equipment, mechanical and electrical equipment, gas drainage equipment ... Furthermore, economic loss and loss of life were also major impacts of mining disasters or accidents. According to Xiao et al. ...
Coal Mining and Processing
The U.S. coal industry serves a vital role in the nation's economy by producing fuel for more than half of its electricity. Despite the industry's importance, industry financial data for 2005—the strongest year for the coal industry in recent years—shows that it is a relatively small industry with revenues totaling $20 billion to $25 billion and net income between $1 …
Mining Equipment Tenders | Orange Mining
The Orange Mining Team have conducted mining fleet tenders for open pit and underground operations worldwide. With our team having facilitated the purchase of over $510M (CAPEX) of fleet for open pit and underground mining, we ensure that each client receives competitive pricing on capital equipment, spares supply, finance, and the …
Key technologies and equipment for a fully mechanized top …
Thick and ultra-thick coal seams are main coal seams for high production rate and high efficiency in Chinese coal mines, which accounts for 44 % of the total minable coal reserve. A fully mechanized top-coal caving mining method is a main underground coal extraction method for ultra-thick coal seams. The coal extraction technologies for coal …
Recommendations to Improve Mining on Public Lands
mining reform should assure that a reliable and sustainable supply of critical minerals can be provided both through environmentally and socially responsible mining and processing projects and other sustainable sources." 3. Third, efforts to address mineral supply chain challenges are complicated by the General Mining Law
How digital innovation can improve mining productivity
Application of advanced analytics should make it possible to maintain the mining equipment at a far superior level, reducing breakdowns and increasing overall equipment-effectiveness performance by more than 25 percent. ... Our analysis indicates that the opportunity is indeed sizable—with a potential economic impact of about $370 …
(PDF) Availability analysis of selected mining machinery
A vailability analysis of selected mining machinery. JAR OSŁ A W BRODN Y, SARA ALSZER, JOLANTA KRYSTEK and MAGDALENA TUTAK. Underground extraction of coal is characterized by high variability of ...
A real-world mine excavators timetabling methodology in open-pit mining
In the literature of mining optimisation, most classical mine block sequencing or open-pit mine production scheduling problems are applied at strategic and tactical levels, because their objectives are to determine the optimal sequence of mineral blocks across a certain number of fixed time-length periods (measured in weeks, months or years) such …
Innovation in the Mining Industry: Technological Trends and …
Innovation plays a critical role in the mining industry as a tool to improve the efficiency of its processes, to reduce costs, but also to meet the increasing social and environmental concerns among communities and authorities. Technological progress has also been crucial to allow the exploitation of new deposits in more complex scenarios: …
Impact of the AFCFTA agreement on mining sector trade …
Africa has faced numerous challenges in sustainably and efficiently leveraging its vast mineral wealth to drive sustainable and inclusive economic growth. Challenges include barriers to trade, fragmented markets, limited access to capital, as well as specialised mining and downstream industrial equipment, machinery and technologies. …
What is economic life? Definition and example
Example: "The accountant performed an economic life valuation to assess the long-term value of the equipment." Economic Life Span; The actual period during which an asset remains productive and profitable. Example: "Despite its age, the manufacturing plant still had a considerable economic life span ahead." Economic Life Analysis
Mining industry and sustainable development: time for change
Mining industries provide many of the raw materials for equipment we use daily, from aluminum cans up to electronic chips of cell phones and computers. ... A clear first role of mining in the global average economic growth is highlighted in this assessment (UNEP, 2011). ... and fair social-economic impacts in the life of local communities ...
Component Life Sketches Wheel Loader, Excavator, and …
Repair costs tend to rise with age, so equipment operations strive to extend component life to control a machine's hourly costs. As Construction Equipment's 2004 Lifecycle research suggests, that's a necessary strategy if you're getting less-than-average component life out of wheel loaders, crawler excavators and crawler dozers.And working …
"The economic impact of tin mining in Indonesia during an …
The major production area of tin in Indonesia, Kepulauan Bangka Belitung Province (Fig. 1), holds 99% of national tin resources (Ministry of ESDM, 2016).During the first five years of implementing the decentralisation policy of 2001, there were 75 mining concessions, 37 tin smelters, and 6507 artisanal tin mining units that together drove a …