Enter a species  (e.g. Al, Fe): Mg
Enter a hexagonal lattice type (e.g. hcp): hcp
Enter a model name: MEAM_LAMMPS_KimJungLee_2012_LiMg__MO_427397414195_001
Enter hexagonal lattice constants 'a' and 'c' (m): 3.209064972087633e-10, 5.196910596876896e-10