encyclopedia coal mining

Coal mining - Encyclopedia Britannica CachedCONSOL Coal Group Coal is the most abundant fossil fuel on Earth. Its predominant use has always been for producing heat energy. It was the basic energy source that fueled the Industrial Revolution of the 18th and 19th centuries, and the industrial growth of that era in turn supported the large-scale exploitation of coal deposits.

Coal Mining | Encyclopedia.com CachedThe history of coal mining in twentieth-century Western Europe contrasts with that of Eastern Europe and the United States. After World War I coal output in Western Europe entered a long phase of stagnation and, after a period of recovery from 1945 to 1958, a structural decline.

Coal mining - Wikipedia CachedMountaintop coal mining is a surface mining practice involving removal of mountaintops to expose coal seams, and disposing of associated mining overburden in adjacent "valley fills." Valley fills occur in steep terrain where there are limited disposal alternatives.

Coal | Encyclopedia.com CachedThe growth of surface mining and the closure of non-productive mines led to increases in coal mining productivity through the 1980s and 1990s. (See Figure 4.4.) Because surface mines are easier to work, they average up to three times the productivity of underground mines.

History of coal mining - Wikipedia CachedThe history of coal mining goes back thousands of years. It became important in the Industrial Revolution of the 19th and 20th centuries, when it was primarily used to power steam engines, heat buildings and generate electricity. Coal mining continues as an important economic activity today.

Coal | National Geographic Society CachedUnderground mining, sometimes called deep mining, is a process that retrieves coal from deep below the Earth’s surface—sometimes as far as 300 meters (1,000 feet). Miners travel by elevator down a mine shaft to reach the depths of the mine, and operate heavy machinery that extracts the coal and moves it above ground.

Coal Mining - Encyclopedia of Arkansas CachedCoal Mining Coal fields in Arkansas are located in the Arkansas River Valley between the western border of the state and Russellville (Pope County) an area only about thirty-three miles wide and sixty miles long. Until about 1880, most coal mined in Arkansas was used near its original location, often to fuel the fires of blacksmiths.

Coal Mining | The Canadian Encyclopedia CachedMar 23, 2015 · Coal was first exploited by underground mining methods in Cape Breton in 1720, with the French Port Morien mine supplying the fortress of Louisbourg. Annual production of Nova Scotia coal increased with expanding industrial output, from just over one million tonnes in 1880, to more than seven million tonnes in 1913.

Mining - Encyclopedia Britannica CachedMining, process of extracting useful minerals from the surface of the Earth, including the seas. A mineral, with a few exceptions, is an inorganic substance occurring in nature that has a definite chemical composition and distinctive physical properties or molecular structure. (One organic

Coal | Facts, Uses, & Types | Britannica CachedMar 27, 2020 · Coal, one of the most important primary fossil fuels, a solid carbon-rich material, usually brown or black, that most often occurs in stratified sedimentary deposits, which may later be subjected to high temperatures and pressures during mountain building, resulting in the development of anthracite and even graphite.

Coal mining - Simple English Wikipedia, the free encyclopedia CachedThe coal can then be removed without the coal miners having to go deep underground.. Underground mining is when the coal is farther underground, making it too expensive to remove soil. In this process, coal miners and all of the coal mining equipment are brought deep underground and coal is carried up out of the ground.

Coal mining - Underground mining | Britannica CachedCoal mining - Coal mining - Underground mining: In underground coal mining, the working environment is completely enclosed by the geologic medium, which consists of the coal seam and the overlying and underlying strata. Access to the coal seam is gained by suitable openings from the surface, and a network of roadways driven in the seam then facilitates the installation of service facilities ...

Coal mining in the United States - Wikipedia CachedCoal mining in the United States is an industry in transition. Production in 2017 was down 33% from the peak production of 1,162.7 million tons (about 1054.8 million metric tonnes) in 2006.

Coal Mining | The Canadian Encyclopedia CachedMar 23, 2015 · Coal was first exploited by underground mining methods in Cape Breton in 1720, with the French Port Morien mine supplying the fortress of Louisbourg. Annual production of Nova Scotia coal increased with expanding industrial output, from just over one million tonnes in 1880, to more than seven million tonnes in 1913.

Coal mining | Article about coal mining by The Free Dictionary CachedCoal has been historically important industrially as a source of energy, but air pollution and climate change, which the burning of coal contributes to more than other commonly used fossil fuels, has led to a reduction in the use of coal in many developed countries, and the decline of coal mining there.

Coal mining - Coal preparation - Encyclopedia Britannica CachedCoal mining - Coal mining - Coal preparation: As explained above, during the formation of coal and subsequent geologic activities, a coal seam may acquire mineral matter, veins of clay, bands of rock, and igneous intrusions. In addition, during the process of mining, a portion of the roof and floor material may be taken along with the coal seam in order to create adequate working height for ...

Coal mining Facts for Kids - Kiddle encyclopedia CachedIn this process, coal miners and all of the coal mining equipment are brought deep underground and coal is carried up out of the ground. Coal mining has had many developments over the recent years, from the early days of men tunneling, digging and manually extracting the coal on carts, to large open cut and long wall mines.

Coal mining - Choosing a mining method | Britannica CachedCoal mining - Coal mining - Choosing a mining method: The various methods of mining a coal seam can be classified under two headings, surface mining and underground mining. Surface and underground coal mining are broad activities that incorporate numerous variations in equipment and methods, and the choice of which method to use in extracting a coal seam depends on many technological, economic ...

Coal - Wikipedia CachedMore accidents occur during underground mining than surface mining. Not all countries publish mining accident statistics so worldwide figures are uncertain, but it is thought that most deaths occur in coal mining accidents in China: in 2017 there were 375 coal mining related deaths in China.

Coal Mining | Encyclopedia of Alabama CachedExperiencing both boom and bust, the coal-mining industry has affected the lives of thousands of people in northern and central Alabama. The industry changed the face of the stateâ geographically, economically, socially, politically, culturally. Largely obscured today by reclamation projects, pine trees, and kudzu, the mining districts of Alabama are the remnants of an industrial boom that ...

Surface Mining | Encyclopedia.com CachedOpen-pit mining is used primarily in western states, where coal seams are at least 100 ft (30 m) thick. The thin overburden is removed and taken away from the site by truck, leaving the exposed coal seam. This type of mine operation is very similar to rock quarry operations.

Coal mining | Article about coal mining by The Free Dictionary CachedUnderground coal mining is the extraction of coal from below the surface of the earth. The coal is worked through tunnels, passages, and openings that are connected to the surface for the purpose of the removal of the coal. Mechanical equipment breaks the coal to a size suitable for haulage.

Coalmining | Article about Coalmining by The Free Dictionary Cachedcoal mining, physical extraction of coal resources to yield coal; also, the business of exploring for, developing, mining, and transporting coal in any form. Strip mining is the process in which the overburden (earth and rock material overlying the coal) is removed to expose a coal seam or coal bed.

Coal - Energy Education CachedBy the 1830's coal mining was a booming industry in the eastern United States with coal supplied for industry and steam locomotives on newly developed rail roads. In 2010 coal accounted for 9.2% of Canada's primary energy production. Coal in the modern world is the most widely used and abundant fossil fuel.

Mining - Simple English Wikipedia, the free encyclopedia CachedMining is the process of digging things out of the ground. Any material that cannot be grown must be mined. Mining things from the ground is called extraction.Mining can include extraction of metals and minerals, like coal, diamond, gold, silver, platinum, copper, tin and iron.

Mining | Tennessee Encyclopedia CachedThe leading industry was coal mining, followed in order by copper and phosphate. By 1919 coal continued to be the leading mineral product of the Volunteer State, but phosphate rock had risen to second in both the state and the nation, followed by lead-bearing zinc ores, marble, iron, and copper.

The US Coal Industry in the Nineteenth Century CachedThe US Coal Industry in the Nineteenth Century. Sean Patrick Adams, University of Central Florida Introduction. The coal industry was a major foundation for American industrialization in the nineteenth century. As a fuel source, coal provided a cheap and efficient source of power for steam engines, furnaces, and forges across the United States.

Mining - Encyclopedia of Arkansas CachedMining is defined as the extraction of valuable minerals or stone (mineral resources) from the earth, usually from an ore body, vein, or bed. Materials mined in Arkansas include base metals, iron, vanadium, coal, diamonds, crushed and dimension stone, barite, tripoli, quartz crystal, gypsum, chalk, and bauxite.

Mining | The Canadian Encyclopedia CachedMay 22, 2019 · Coal mining developed rapidly near Sydney, Cape Breton, and, in the mid-19 th century, major coal deposits were located on Vancouver Island. Precious metal discoveries in the 19th century spurred settlement and hinterland development across the country.

The Coal Business in Wyoming | WyoHistory.org CachedNov 08, 2014 · Coal mining at Rock Springs, 140 miles west of Carbon, also began in the late 1860s to supply coal to the U.P. During the next century, more than 100 million tons of coal came from Rock Springs mines. The last mine closed in 1963, when Rock Springs had turned to other extractive industries such as oil and natural gas.

coal mining | Infoplease CachedUnderground coal mining is the extraction of coal from below the surface of the earth. The coal is worked through tunnels, passages, and openings that are connected to the surface for the purpose of the removal of the coal. Mechanical equipment breaks the coal to a size suitable for haulage.

Coal-mining | Article about Coal-mining by The Free Dictionary CachedCoal has been historically important industrially as a source of energy, but air pollution and climate change, which the burning of coal contributes to more than other commonly used fossil fuels, has led to a reduction in the use of coal in many developed countries, and the decline of coal mining there.

Coalmine | Article about Coalmine by The Free Dictionary CachedCoal has been historically important industrially as a source of energy, but air pollution and climate change, which the burning of coal contributes to more than other commonly used fossil fuels, has led to a reduction in the use of coal in many developed countries, and the decline of coal mining there.

Coalmining | Article about Coalmining by The Free Dictionary Cachedcoal mining, physical extraction of coal resources to yield coal; also, the business of exploring for, developing, mining, and transporting coal in any form. Strip mining is the process in which the overburden (earth and rock material overlying the coal) is removed to expose a coal seam or coal bed.

Coal | The Encyclopedia of Oklahoma History and Culture CachedHeavy production resulted from shaft mining in Coal, Pittsburg, Latimer, Haskell, and LeFlore counties. From 1974 through the twenty-first century surface or strip mining has prevailed, primarily in Rogers, Nowata, and Craig counties. Overall, from the 1870s to the 1980s more than 200 million tons of coal came out of Oklahoma's mines.

Coal Mining - Encyclopedia of Arkansas CachedThe Eureka Mine, one of the many privately owned coal mines in Paris (Logan County) in the first half of the twentieth century; 1930. ... CA L S Encyclopedia of Arkansas.

COAL MINING IN UTAH - Utah Education Network CachedCoal mining in Carbon County T he history of coal mining in Utah is one of outside economic domination which has created a distinctive ethnic mix in the central southeastern area of predominantly Mormon Utah. The area was first controlled by major railroads, and, since World War I, increasingly by international energy companies.

Mining | Tennessee Encyclopedia CachedThe leading industry was coal mining, followed in order by copper and phosphate. By 1919 coal continued to be the leading mineral product of the Volunteer State, but phosphate rock had risen to second in both the state and the nation, followed by lead-bearing zinc ores, marble, iron, and copper.

Ocean Mining | The Canadian Encyclopedia CachedFor example, coal is mined beneath the Atlantic Ocean near Cape Breton Island. The seams were first found on land, and mine buildings, shaft and slope entrances were established on land. Mining by the room-and-pillar and then longwall methods has followed the seams as they dip beneath the ocean.

e-WV | The West Virginia Encyclopedia Cachede-WV: The West Virginia Encyclopedia is the comprehensive reference resource for the Mountain State of West Virginia. Based on the best-selling West Virginia Encyclopedia, e-WV offers thousands of articles on West Virginia’s people and places, history, arts, science and culture.