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  2. Longwall mining - Wikipedia

    en.wikipedia.org/wiki/Longwall_mining

    Longwall mining is a form of underground coal mining where a long wall of coal is mined in a single slice (typically 0.6–6.0 m (2 ft 0 in – 19 ft 8 in) thick). The section of rock that is being mined, known as the longwall panel, is typically 3–4 km (1.9–2.5 mi) long, but can be up to 7.5 km (4.7 mi) long and 250–400 m (820–1,310 ft) wide.

  3. Teralba Colliery - Wikipedia

    en.wikipedia.org/wiki/Teralba_Colliery

    The mine was opened in 1978 by BHP. Longwall mining was undertaken from the mine until May 2001, when the mine was shut down. Teralba Shaft No. 1 and Teralba Shaft No. 2 have been filled. A 4 MW Waste Coal Mine Gas (Methane) generator is at the site providing electricity into the grid.

  4. Parkside Colliery - Wikipedia

    en.wikipedia.org/wiki/Parkside_Colliery

    Production from the mine peaked in the 1970s, when over 1,600 miners were employed at Parkside. On average, over 760,000 tonnes (840,000 tons) of coal was mined during this most productive time. [5] The deepest shaft was 882 yards (807 m), [6] and coal was mined using the longwall mining method. [7]

  5. Vintage photos of coal miners in America - AOL

    www.aol.com/news/2017-04-24-vintage-photos-of...

    Coal-mining was also one of the many dangerous jobs that employed child workers. Children were perfect for squeezing into tight spaces in mines that adults could never reach.

  6. Agecroft Colliery - Wikipedia

    en.wikipedia.org/wiki/Agecroft_Colliery

    Agecroft Colliery was a coal mine on the Manchester Coalfield that opened in 1844 in the Agecroft district of Pendlebury, Lancashire, England. It exploited the coal seams of the Middle Coal Measures of the Lancashire Coalfield. The colliery had two spells of use; the first between 1844 and 1932, when the most accessible coal seams were ...

  7. Underground soft-rock mining - Wikipedia

    en.wikipedia.org/wiki/Underground_soft-rock_mining

    Shortwall mining – A coal mining method that accounts for less than 1% of deep coal production, shortwall involves the use of a continuous mining machine with moveable roof supports, similar to longwall. The continuous miner shears coal panels 150–200 feet wide and more than a half-mile long, depending on other things like the strata of the ...

  8. Peru villagers dissatisfied by shiny new homes after mining ...

    www.aol.com/article/news/2017/12/07/peru...

    Three years later, many transplants are struggling amid their new conveniences due to one of the most generous mining settlements ever negotiated in Peru. Peru villagers dissatisfied by shiny new ...

  9. Singareni Collieries Company - Wikipedia

    en.wikipedia.org/wiki/Singareni_Collieries_Company

    The Singareni Collieries Company Limited or SCCL is a government-owned-coal mining corporation in India. It is under the ownership of Department of Energy , Government of Telangana . The Union Government's administration of the company is through the 49% ownership held by Ministry of Coal .