Page 80 - Origin and Prediction of Abnormal Formation Pressures

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isolines of the relief of the top of 'A' O = I Fig. 2-24. Zones of tectonic extension and oil and gas occurrence, Oymasha oil field, Mangyshlyak Peninsula, west coast of the Caspian Sea, Kazakhstan. ratios; 4 = bed, mid-Triassic; 2 = lines of equal water salinity, g/l;