As a result my detailed work and research in the exploration and the discovery of Anvil Hill Coal Mine (now operating as Mangoola Mine by Xstrata), the Coalfield Geology of New South Wales proposed replacement of the Wollombi Coal Measures with the Newcastle Coal Measure nomenclature in November 2004.
This Minfo article (Apr 2006) briefly describe the revision WCM_strat_revision Minfo Apr2006.