Definition of opencast in English:

opencast

adjective

British
  • Denoting a method of mining in which coal or ore is extracted at or from a level near the earth's surface, rather than from shafts.

    ‘opencast mining’
    • ‘However, with prices rising to £50 a ton Scottish Coal, Scotland's biggest producer, has decided to open and extend opencast mines in east Ayrshire, south Lanarkshire, the Lothians and Fife.’
    • ‘Villagers opposed to opencast mining plans near their homes claim the proposals could encroach on local water voles, currently the UK's fastest declining mammal.’
    • ‘Local miners who picketed divided their time between different Lancashire collieries and the local opencast site, as directed by the NUM.’
    • ‘This is particularly relevant in the West Gower section where there are no modern mines or opencast sites.’
    • ‘Furthermore, most of the research and development conducted during the previous 20 years that has borne any fruit has been focused on opencast mining and metallurgy.’
    • ‘Exploration for hydrocarbons has resulted in drilling to basement in many basins and, where coal seams occur close to the surface, opencast mining has exposed the strata.’
    • ‘Kay said this habitat would be ‘menaced’ by the construction of a multi-lane coastal road and large-scale opencast pits.’
    • ‘The 1990s in Britain were marked by large and dramatic public protests against a government-sponsored programme of road building, and a private sector-led expansion of opencast quarrying.’
    • ‘Namdeb conducts opencast diamond mining operations over nearly 130 kilometres of the coastal strip northwards of the Orange River.’
    • ‘Residents are claiming victory today after controversial plans for opencast mining near three quiet Yorkshire villages were thrown out.’
    • ‘Mining mostly took place in opencast workings, and primitive methods involving hand sorting and sieving were used to refine the fibre.’
    • ‘The project envisages over 400 opencast mines in an area collectively estimated to be home to around 1,500 tigers - one quarter of the entire global population.’
    • ‘However, there was also an opencast coal site on the outskirts of Chorley, which was a focus for picketing.’
    • ‘It will trip off the tongue of First Minister and would-be eco-hero, Jack McConnell - and it will become a new battle cry for families who fear they are being poisoned by opencast mining and landfill dumps.’
    • ‘Scottish Coal employs more than 1,000 at opencast mines in Lanarkshire, Ayrshire and Fife, supplying 4.3 million tons of coal a year to the power industry.’
    • ‘The NUM picket failed to shut down the opencast site, though the picket continued throughout most of the remaining period of the strike.’
    • ‘Earthwatch's ‘Cradle for Nature’ project was designed to develop a green way of using trees to create new soils on barren wasteland left behind after opencast mining.’
    • ‘The two main methods of extraction are opencast mining and underground mining.’
    • ‘Plans are in the pipeline to transform the vast opencast mine near the village with one of the biggest housing projects in South Yorkshire.’
    • ‘At Stockton-on-Tees a landfill site has been used for disposal of pigs and sheep from Danby Wiske and Easingwold in North Yorkshire, and dumping of sheep began at a former opencast mine near Widdrington, Northumberland.’

noun

British
  • [mass noun] The activity of opencast mining.

    ‘communities facing the destruction of their countryside by opencast’
    • ‘Workers at the company's Westport's Stockton Mine, Huntly, the Ohai opencast in Southland and Rotowaro in the Waikato joined the strike.’
    • ‘We are virtually surrounded by opencast and landfill with the promise of another 30 years of the same.’

Pronunciation:

opencast

/ˈəʊp(ə)nkɑːst/