Figure 17

Plotting the reservoir quality index (RQI) as a function of (a) the normalized porosity index (NPI), and (b) the flow zone indicator (FZI) of the Qawasim reservoir, West Dikirnis Oil Field, Nile Delta, Egypt. VG, G, F, P and T refer to very good, good, fair, poor and tight reservoir qualities. These classification ranks are listed following the classification of Nabawy et al. [37,38].