htpermax,this may...

htpermax,
this may help;

http://www.asx.com.au/asxpdf/20101008/pdf/31t0b5wtg5y72l.pdf

http://www.asx.com.au/asxpdf/20090423/pdf/31h6b7kgchtn36.pdf

and check out resourcehouse prospectus for a detailed description on the galilee coal grades and quality;

http://www.resourcehouselimited.com/hongkong/00394/announce/6/EN/20110530%20-%20Global%20Offering_Offer%20for%20Subscription_EN_FHq6brrAUDGq.pdf

EER's cheap mining cost higher yielding coals shows good synergies to blend with the galilee U/G mining(more expensive)higher quality lower yielding coal imo.