data_[Pm8Cd4Os2]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Cd  1.6900  1.5500  1.0900
  Os  2.2000  1.3000  0.6730
]
_symmetry_space_group_name_H-M [I4/mmm]
_cell_length_a [5.4733]
_cell_length_b [5.4733]
_cell_length_c [15.6062]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [139]
_chemical_formula_structural [Pm4Cd2Os]
_chemical_formula_sum '[Pm8 Cd4 Os2]'
_cell_volume [467.5104]
_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
[
  Pm  Pm0  4  0.0000  0.0000  0.1776  1
  Pm  Pm1  4  0.0000  0.5000  0.0000  1
  Cd  Cd2  4  0.0000  0.0000  0.3790  1
  Os  Os3  2  0.0000  0.0000  0.0000  1
]