data_[Ce1Mg1Sn1Bi1]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Ce  1.1200  1.8500  1.0800
  Mg  1.3100  1.5000  0.8600
  Sn  1.9600  1.4500  0.8300
  Bi  2.0200  1.6000  1.0350
]
_symmetry_space_group_name_H-M [Pmmm]
_cell_length_a [4.4062]
_cell_length_b [4.9694]
_cell_length_c [4.9788]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [47]
_chemical_formula_structural [CeMgSnBi]
_chemical_formula_sum '[Ce1 Mg1 Sn1 Bi1]'
_cell_volume [109.0169]
_cell_formula_units_Z [1]
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
[
  Ce  Ce0  1  0.5000  0.0000  0.5000  1.0
  Mg  Mg1  1  0.5000  0.5000  0.0000  1.0
  Sn  Sn2  1  0.0000  0.0000  0.0000  1.0
  Bi  Bi3  1  0.0000  0.5000  0.5000  1.0
]