Sun,A).Yes, they are different stage of development. However,...

Sun,
A).Yes, they are different stage of development. However, Jal is NOT to far more advanced since the 123 Tonnes of Coal included quite a bit of Inferred Reserves....
B). Rey Resources may have targeted Billions but came up with 500 million Tonnes, While EER will soon announce reserves well in excess of 2 billion tonnes which elevates its status amongst the Coal Majors...
C).EER may not have the....Pleasure of becoming a producer-exporter itself, for the expectations are it will be taken over long before then, due to its enormous reserve tonnage.....

D): Cheers......Good luck and a Great week wish I thee)....