data_[Pr4Mg4Sn4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pr  1.1300  1.8500  1.0600
  Mg  1.3100  1.5000  0.8600
  Sn  1.9600  1.4500  0.8300
]
_symmetry_space_group_name_H-M [Pnma]
_cell_length_a [7.7251]
_cell_length_b [4.6743]
_cell_length_c [9.1501]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [62]
_chemical_formula_structural [PrMgSn]
_chemical_formula_sum '[Pr4 Mg4 Sn4]'
_cell_volume [330.4033]
_cell_formula_units_Z [4]
loop_
 _symmetry_equiv_pos_site_id
 _symmetry_equiv_pos_as_xyz
  1  'x, y, z'
loop_
 _atom_site_type_symbol
 _atom_site_label
 _atom_site_symmetry_multiplicity
 _atom_site_fract_x
 _atom_site_fract_y
 _atom_site_fract_z
 _atom_site_occupancy
[
  Pr  Pr0  4  0.0205  0.2500  0.3183  1.0
  Mg  Mg1  4  0.1543  0.2500  0.9329  1.0
  Sn  Sn2  4  0.2288  0.7500  0.1127  1.0
]