Click on image for enlargement.

Figure 13. Seismic line W-50 and SB-1, showing Fina-designated ages of the Upper Carbonate Unit, or Kingshill Carbonate (Pliocene) and the Fluvio-deltaic Sequence (Eocene to Pliocene), along with base Kingshill unconformity. The Lower Carbonate Unit is regarded as reefal.