Mg diamond LJ_ElliottAkerson_2015_Universal__MO_959249795837_003 6.270951122045517 Optimization terminated successfully. Current function value: -1.953217 Iterations: 73 Function evaluations: 186 C11 = 8.470916 +/- 0.007336 GPa C12 = 11.341928 +/- 0.005187 GPa C44 = -12212.931729 +/- 0.001834 GPa B = 10.384924 +/- 0.004235 GPa