data_[Pm8Sm48Y4]
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
  Y  1.2200  1.8000  1.0400
]
_symmetry_space_group_name_H-M [Cmme]
_cell_length_a [7.1733]
_cell_length_b [11.5531]
_cell_length_c [24.9934]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [67]
_chemical_formula_structural [Pm2Sm12Y]
_chemical_formula_sum '[Pm8 Sm48 Y4]'
_cell_volume [2071.3132]
_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
[
  Pm  Pm0  4  0.0000  0.2500  0.2725  1
  Pm  Pm1  4  0.0000  0.2500  0.7338  1
  Sm  Sm2  8  0.0000  0.0011  0.9237  1
  Sm  Sm3  8  0.0000  0.0227  0.4400  1
  Sm  Sm4  8  0.2315  0.2500  0.5832  1
  Sm  Sm5  8  0.2487  0.2500  0.1278  1
  Sm  Sm6  8  0.2500  0.0000  0.1993  1
  Sm  Sm7  8  0.2500  0.0000  0.3266  1
  Y  Y8  4  0.0000  0.2500  0.0003  1
]