уул уурхайн түүхий эд уурын нүүрс gcv 6300 6100 adb
Shubhlabh GCV 5300 GCV 5500 GCV 5800 GCV 6000 . Since 2005 when it overtook Australia the country is the leading exporter in terms of thermal coal A significant portion of its exported thermal coal consists of the medium quality type between 5100 and 6100 cal/gram and the low quality type below 5100 cal/gram for which large demand originates from China and India