- Variation of some elastic constants (in 10^6 bars) with rock type and confining pressure
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▪ TableVariation of some elastic constants (in 106 bars) with rock type and confining pressureat pressure = 1 barrock type bulk modulus Young's modulus shear modulus Poisson's ratiogranite 0.1 0.3 0.2 0.05gabbro 0.3 0.9 0.6 0.1dunite 1.1 1.5 0.5 0.3obsidian 0.4 0.7 0.3 0.08basalt 0.5 0.8 0.3 0.23gneiss 0.1 0.2 0.1 0.05marble 0.1 0.4 0.2 0.1quartzitesandstone 0.07 0.2 0.08 0.1shale 0.04 0.1 0.05 0.04limestone 0.8 0.6 0.2 0.3at pressure = 3,000 barsrock type bulk modulus Young's modulus shear modulus Poisson's ratiogranite 0.5 0.6 0.4 0.25gabbro 0.9 0.8 0.5 0.2dunite 1.2 1.7 0.7 0.27obsidianbasalt 0.8 1.2 0.4 0.25gneiss 0.5 0.7 0.3marble 0.8 0.7 0.3 0.3quartzite 0.5 1.0 0.4 0.07sandstoneshalelimestoneSee as table:
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Universalium. 2010.