data_[Pm2Y12Ho8]
loop_
 _atom_type_symbol
 _atom_type_electronegativity
 _atom_type_radius
 _atom_type_ionic_radius
[
  Pm  1.1300  1.8500  1.1100
  Y  1.2200  1.8000  1.0400
  Ho  1.2300  1.7500  1.0410
]
_symmetry_space_group_name_H-M [I-42m]
_cell_length_a [7.5835]
_cell_length_b [7.5835]
_cell_length_c [13.2266]
_cell_angle_alpha [90.0000]
_cell_angle_beta [90.0000]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [121]
_chemical_formula_structural [Pm(Y3Ho2)2]
_chemical_formula_sum '[Pm2 Y12 Ho8]'
_cell_volume [760.6589]
_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
  Y  Y1  8  0.2400  0.2400  0.6873  1
  Y  Y2  4  0.0000  0.5000  0.0000  1
  Ho  Ho3  8  0.1627  0.1627  0.9224  1
]