| 41. | In the late 18th century lignite was industrially mined.
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| 42. | Lignite mined in Darjeeling is used to make briquettes.
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| 43. | These remained important even after a cloth factory and a lignite mine opened.
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| 44. | Ash content varies significantly but some Australian lignite have very low ash content.
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| 45. | Claims were immediately staked over uranium-bearing lignite beds in the area.
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| 46. | Significant lignite coal deposits are also located in the vicinity of Kapuka South.
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| 47. | The deposits of coal in Sulukta mainly consist of lignite or brown coal.
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| 48. | Tadkeshwar also has two lignite mines and a canal.
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| 49. | In 1994 the lignite power plant was shut down.
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| 50. | In 2003, lignite production totaled 1, 152, 000 metric tons.
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