data_[Pm6Y4Ho2Se12]
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
  Se  2.5500  1.1500  1.0133
]
_symmetry_space_group_name_H-M [C2/m]
_cell_length_a [18.0817]
_cell_length_b [4.1072]
_cell_length_c [8.3426]
_cell_angle_alpha [90.0000]
_cell_angle_beta [104.2512]
_cell_angle_gamma [90.0000]
_symmetry_Int_Tables_number [12]
_chemical_formula_structural [Pm3Y2HoSe6]
_chemical_formula_sum '[Pm6 Y4 Ho2 Se12]'
_cell_volume [600.4928]
_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  0.1673  0.0000  0.8332  1
  Pm  Pm1  2  0.0000  0.5000  0.5000  1
  Y  Y2  4  0.1669  0.0000  0.3337  1
  Ho  Ho3  2  0.0000  0.5000  0.0000  1
  Se  Se4  4  0.0020  0.0000  0.2419  1
  Se  Se5  4  0.1634  0.5000  0.0885  1
  Se  Se6  4  0.1688  0.5000  0.5773  1
]