Fig. 6 | Scientific Reports

Fig. 6

From: Optimizing the use of Indigenous high ash bituminous coal for sustainable pulverized coal injection and efficient energy transfer

Fig. 6

Representative photomicrographs of maceral groups and mineral are observed under white light illumination (a) A block of collotelinite (Co) is observed (b) Block of collotelinite (Co) with collodetrinite (Cd) is observed (c) Inertinite group of maceral Semifusinite (Sf) is observed (d) Fusinite (Fu) is clearly observed on groundmass of vitrinite (e) Mineral matter (Mm) is observed on scattered mass of vitrinite grain (f) High amount of mineral matter (Mm) can be observed in the block.

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