The collapse strain and fracture stress for shale–sandstone were computed throughout different elastic modulus and Poisson’s ratios to find out the Safe and sound density window. As illustrated in Figure 9, once the rock’s elastic mechanical parameters approximate isotropy, the effects from your transversely isotropic product established Within this https://vertechs21.wordpress.com/2026/01/08/revolutionizing-well-control-in-high-pressure-high-temperature-gas-drilling-environments/