| 1. | Montan wax is a fossilized wax extracted from coal and lignite.
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| 2. | Lignite is a much younger form of coal than black coal.
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| 3. | Coal grades from lignite through to bituminous may be successfully gasified.
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| 4. | Its scientists evaluated Saskatchewan s extensive lignite ( coal ) resources.
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| 5. | The extraction of lignite is also important to the local economy.
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| 6. | The fires result from autoignition of sulfur-rich lignite deposits.
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| 7. | Lignite can also be a source of fertilizer and soil conditioner.
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| 8. | Coal includes anthracite, bituminous coal, lignite, and peat.
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| 9. | Lignite mining was another earlier industry that was established around Minot.
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| 10. | The first lignite mine in the area was opened in 1924.
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