L12_WavesAndRays-page12

L12_WavesAndRays-page12 - P in km/s) 4 1 P aV = Applied...

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Applied Geophysics – Waves and rays - I Nafe-Drake curve Velocity and density sediments and sedimentary rocks igneous and metamorphic rocks V P V S This curve has been approximated using the expression (a is a constant: 1670 when ρ in km/m 3 and V
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Unformatted text preview: P in km/s) 4 1 P aV = Applied Geophysics Waves and rays - I Birchs Law Velocity and density A linear relationship between velocity and density v = a + b Crust and mantle rock observations Three pressures...
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