PAPER OPEN ACCESS The effect of coal petrology on the ...
Tanjung Formation is found with thickness 50 to 600 cm. Megascopy, this coal seam is black, bright (bright-bright banded), black scratch, concoidal shards, and lightweight. Results of developing meceral analysis were vitrinite 22. 6% - 46.4%, inertinite 0.6% - 19.4%. and liptinite 0.4%, mineral matter 0.4% - …