PANGAEA GEOCHEMICAL TECHNOLOGIES

Interpretation Models

Model 1:  Virgin Reservoir - One Zone

Model 2:  Virgin Reservoir - Two Zones

Model 3:  Infill Drilling - Upper Zone Depleted

Model 4:  Infill Drilling - Lower Zone Depleted

Model 5:  Under-pressured Virgin Reservoir

Model 6:  Time of Emplacement

Model 7:  Gas Composition - Influence on Interpretation