Petrography of the Neogene lignite from
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Jordan Kortenski; Anton Sotirov
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Article
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2004
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Elsevier Science
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English
⚖ 749 KB
The lignite seam from the Sofia Neogene basin has been sampled and the petrographical composition was determined. The coals contain high contents of macerals from the huminite group. The prevailing macerals from that group were textinite, ulminite and attrinite. Phlobaphinite, densinite and gelinite