







North-Eldev coal deposit is located in Choir Nyalga coal-bearing basin of the eastern Mongolia. Coal seams are hosted in middle Jurassic sediments. This study presents geological setting, deposit coal quality and petrograph study of North Eldev coal deposit. The results show that the coal of North Eldev deposit composed of three microlitotypes including …





























Khuurai tal coal deposit, located in Bayankhongor aimag, is hosted in Middle-Upper Triassic and Lower Jurassic sedimentary rocks. The deposit has 13 coal seams and the first petrographic study has been completed. The results show that the coals of Khuurai tal deposit were composed of 41.8-74.3% vitrinite, 5.2-45.4% inertinite, 0.1-1.8% liptinite and of 5.7 …














