Enter a species  (e.g. Al, Fe): Mg
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: MEAM_LAMMPS_JangKimLee_2018_ZnMg__MO_474962707676_002
Enter hexagonal lattice constants 'a' and 'c' (m): 3.200132497446616e-10, 5.225794485361734e-10