Rational Rock Physics for Improved Velocity Prediction and Reservoir Properties Estimation for Granite Wash (Tight Sands) in Anadarko Basin, Texas
Figure 15
Well log curves and cross-plots from Granite Wash (Marmaton sections 12325–12470) of well number A; (a) P- and S-impedances log curves; (b) Lambda-rho and Mu-rho log versus depth; (c) ratio versus depth; (d) P-impedance versus S-impedance cross-plot color coded by shale volume ; (e) Lambda-rho versus Mu-rho cross-plot color coded by shale volume ; and (f) Lambda-Mu (difference) versus Lambda-rho/Mu-rho (ratio) cross-plot color coded by shale volume .
