Figure 8. Toolachee Formation coal source rock: (A) gas expelled, (B) liquid expelled, (C) gas retained, and (D) liquid retained. Toolachee Formation shale–coaly shale source rock: (E) gas expelled, (F) liquid expelled, (G) gas retained, and (H) liquid retained. Patchawarra Formation coal source rock: (I) gas expelled, (J) liquid expelled, (K) gas retained, and (L) liquid retained. Patchawarra Formation shale–coaly shale source rock: (M) gas expelled, (N) liquid expelled, (O) gas retained, and (P) liquid retained. NSW = New South Wales; QLD = Queensland; SA = South Australia.