coal seam

noun

: a bed of coal usually thick enough to be profitably mined

Examples of coal seam in a Sentence

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Cowboy Clean Fuels, a startup injecting sugar beet waste into coal seams, initially focused on the state because Wyoming has ample coal seams in its Powder River Basin. —

Katie Fehrenbacher, Axios, 13 Aug. 2024 After knocking down trees, energy firms would literally blast the tops off mountains in search of coal seams, carelessly dumping rubble in nearby streams. —

Benji Jones, Vox, 18 June 2024 In the decades since, silica dust has become a major problem as Appalachian miners cut through layers of sandstone to reach less accessible coal seams in mountaintop mines where coal closer to the surface has long been tapped. —

Matthew Daly, Fortune, 17 Apr. 2024 Advocates say advanced drilling technology means younger workers are cutting into more layers of rock containing silica with thinner coal seams in geological formations. —

Eduardo Cuevas, USA TODAY, 16 Apr. 2024 See all Example Sentences for coal seam