. The Earth beneath the sea : History . Density (g/cm^) Fig. 4. Conipressional velocity as a function of density. Most observations on ocean sedi- ments lie below 2 km/sec in velocity. All points plotted in Fig. 4 represent observations on water-saturated materials. Those published values for which the degree of saturation was not indicated have been omitted. It is interesting to note that when data for igneous and metamorphic rocks are plotted together with those for sedimentary rocks the velocity-density curve may be continued upward to higher velocities with no noticeable offset, though the


. The Earth beneath the sea : History . Density (g/cm^) Fig. 4. Conipressional velocity as a function of density. Most observations on ocean sedi- ments lie below 2 km/sec in velocity. All points plotted in Fig. 4 represent observations on water-saturated materials. Those published values for which the degree of saturation was not indicated have been omitted. It is interesting to note that when data for igneous and metamorphic rocks are plotted together with those for sedimentary rocks the velocity-density curve may be continued upward to higher velocities with no noticeable offset, though the curve has a slight decrease in slope. D. Shear-Wave Velocities and Poisson's Ratio The information that exists on shear-wave velocities in marine sediments consists mainly of direct measurements by Laughton (1957) on artificially


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Keywords: ., bookcentury1900, bookcollectionbiodivers, booksubjectoceanbottom