Mohr-Coulomb (MC)

In all Figures, the friction angle is chosen to φ = 30°.

Interactive WebGL graphics, created with asymptote.sourceforge.io

cohesion is added to MC hexagon

plot to vizualise plane stress, σ₃=0; cohesion is added

p-q plane (scaled) for axisymmetric triaxial compression is added

Rendulic plane σ₂=σ₃ is added