data_[Pm2Sm16Co4]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Sm  1.1700  1.8500  1.2290
  Co  1.8800  1.3500  0.7683
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [8.6089]
_cell_length_b [13.7427]
_cell_length_c [5.5978]
_cell_angle_alpha [90.0000]
_cell_angle_beta [100.8427]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm(Sm4Co)2]
_chemical_formula_sum '[Pm2 Sm16 Co4]'
_cell_volume [650.4491]
_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  2  0.0000  0.0000  0.5000  1
  Sm  Sm1  8  0.2069  0.1309  0.0658  1
  Sm  Sm2  4  0.0000  0.2585  0.5000  1
  Sm  Sm3  4  0.0955  0.5000  0.2920  1
  Co  Co4  4  0.0000  0.2997  0.0000  1
]