data_[Ce8Mg2Sn2]
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
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.0055]
_cell_length_b [9.4821]
_cell_length_c [5.2656]
_cell_angle_alpha [90.0000]
_cell_angle_beta [130.9134]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Ce4MgSn]
_chemical_formula_sum '[Ce8 Mg2 Sn2]'
_cell_volume [302.0594]
_cell_formula_units_Z [2]
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  8  0.2492  0.3220  0.2756  1
  Mg  Mg1  2  0.0000  0.0000  0.0000  1
  Sn  Sn2  2  0.0000  0.5000  0.5000  1
]