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Table 3 Summary of the relevant data and uncertainty for PfSst and TenSst

From: Triaxial testing and hydraulic–mechanical modeling of sandstone reservoir rock in the Upper Rhine Graben

  Pfinztal Sandstone Tennenbach Sandstone
Young’s modulus (GPa) 13.4 ± 1.5 10.9 ± 0.8
Poisson ratio 0.14 ± 0.03 0.24 ± 0.03
Porosity (%) 8 9
Density (kg/m3) 2380 ± 77 2130 ± 110
Initial yield stress (MPa) 36.0 16.1
Displacement at top (m/s) 1.6 * 10−5 1.6 * 10−5
Slope of the yield surface 1.80 1.63
Confinement (MPa) 0–90 0–90