element=lattice type=modelname=Mg fcc EAM_IMD_BrommerBoissieuEuchner_2009_MgZn__MO_710767216198_003 Attempting to perform relaxation using initial lattice constant guess of 2.5 Angstroms Optimization terminated successfully. Current function value: -5.408531 Iterations: 31 Function evaluations: 63 {'basis_atoms': '[[0.0 0.0 0.0] [0.5 0.5 0.0] [0.5 0.0 0.5] [0.0 0.5 0.5]]', 'repeat': 0, 'cohesive_energy': 1.3521328501947911, 'space_group': 'Fm-3m', 'element': 'Mg', 'lattice_constant': 4.407207801938057, 'wyckoff_code': '4a', 'crystal_structure': 'fcc', 'iterations': 31, 'warnflag': 0, 'species': 'Mg" "Mg" "Mg" "Mg', 'func_calls': 63}