| 41. | Schuylkill operates a single cogeneration plant in eastern Pennsylvania that produces power from anthracite coal waste.
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| 42. | Some underground anthracite coal is also being mined.
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| 43. | The parish was an important anthracite coal mining area until the end of the 19th century.
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| 44. | Coal mining ( including anthracite coal ) continued due to local demand for thermal power generation.
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| 45. | Its principal employer was the anthracite coal industry.
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| 46. | The vital anthracite coal mines in the Allegheny Mountains were reached by the Northern Central Railroad.
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| 47. | Its upper end rises in what are called the richest anthracite coal fields in the world.
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| 48. | Anthracite coal was discovered in Schuylkill County.
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| 49. | Both furnaces were fired by anthracite coal.
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| 50. | Additionally, anthracite coal was discovered in 1813.
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